id sid tid token lemma pos cord-296717-ay4wcmk3 1 1 key key NN cord-296717-ay4wcmk3 1 2 : : : cord-296717-ay4wcmk3 2 1 cord-296717-ay4wcmk3 cord-296717-ay4wcmk3 CD cord-296717-ay4wcmk3 2 2 authors author NNS cord-296717-ay4wcmk3 2 3 : : : cord-296717-ay4wcmk3 3 1 Long long RB cord-296717-ay4wcmk3 3 2 , , , cord-296717-ay4wcmk3 3 3 Wen Wen NNP cord-296717-ay4wcmk3 3 4 ; ; : cord-296717-ay4wcmk3 3 5 Zhao Zhao NNP cord-296717-ay4wcmk3 3 6 , , , cord-296717-ay4wcmk3 3 7 Manyi Manyi NNP cord-296717-ay4wcmk3 3 8 ; ; : cord-296717-ay4wcmk3 3 9 Tang Tang NNP cord-296717-ay4wcmk3 3 10 , , , cord-296717-ay4wcmk3 3 11 Yeran Yeran NNP cord-296717-ay4wcmk3 3 12 title title NN cord-296717-ay4wcmk3 3 13 : : : cord-296717-ay4wcmk3 3 14 Can Can MD cord-296717-ay4wcmk3 3 15 the the DT cord-296717-ay4wcmk3 3 16 Chinese chinese JJ cord-296717-ay4wcmk3 3 17 volatility volatility NN cord-296717-ay4wcmk3 3 18 index index NN cord-296717-ay4wcmk3 3 19 reflect reflect VBP cord-296717-ay4wcmk3 3 20 investor investor NN cord-296717-ay4wcmk3 3 21 sentiment sentiment NN cord-296717-ay4wcmk3 3 22 ? ? . cord-296717-ay4wcmk3 4 1 date date NN cord-296717-ay4wcmk3 4 2 : : : cord-296717-ay4wcmk3 5 1 2020 2020 CD cord-296717-ay4wcmk3 5 2 - - SYM cord-296717-ay4wcmk3 5 3 10 10 CD cord-296717-ay4wcmk3 5 4 - - SYM cord-296717-ay4wcmk3 5 5 20 20 CD cord-296717-ay4wcmk3 5 6 journal journal NN cord-296717-ay4wcmk3 5 7 : : : cord-296717-ay4wcmk3 5 8 nan nan NNP cord-296717-ay4wcmk3 5 9 DOI DOI NNP cord-296717-ay4wcmk3 5 10 : : : cord-296717-ay4wcmk3 6 1 10.1016 10.1016 CD cord-296717-ay4wcmk3 6 2 / / SYM cord-296717-ay4wcmk3 6 3 j.irfa.2020.101612 j.irfa.2020.101612 NN cord-296717-ay4wcmk3 7 1 sha sha NNP cord-296717-ay4wcmk3 7 2 : : : cord-296717-ay4wcmk3 7 3 263e9de63add0dbfda5ddfbf1d62bafbcdb52034 263e9de63add0dbfda5ddfbf1d62bafbcdb52034 NNP cord-296717-ay4wcmk3 7 4 doc_id doc_id CD cord-296717-ay4wcmk3 7 5 : : : cord-296717-ay4wcmk3 8 1 296717 296717 CD cord-296717-ay4wcmk3 8 2 cord_uid cord_uid NNS cord-296717-ay4wcmk3 8 3 : : : cord-296717-ay4wcmk3 9 1 ay4wcmk3 ay4wcmk3 NNP cord-296717-ay4wcmk3 10 1 The the DT cord-296717-ay4wcmk3 10 2 volatility volatility NN cord-296717-ay4wcmk3 10 3 index index NN cord-296717-ay4wcmk3 10 4 is be VBZ cord-296717-ay4wcmk3 10 5 the the DT cord-296717-ay4wcmk3 10 6 implied implied JJ cord-296717-ay4wcmk3 10 7 volatility volatility NN cord-296717-ay4wcmk3 10 8 calculated calculate VBN cord-296717-ay4wcmk3 10 9 inversely inversely RB cord-296717-ay4wcmk3 10 10 from from IN cord-296717-ay4wcmk3 10 11 the the DT cord-296717-ay4wcmk3 10 12 option option NN cord-296717-ay4wcmk3 10 13 prices price NNS cord-296717-ay4wcmk3 10 14 . . . cord-296717-ay4wcmk3 11 1 This this DT cord-296717-ay4wcmk3 11 2 study study NN cord-296717-ay4wcmk3 11 3 investigates investigate VBZ cord-296717-ay4wcmk3 11 4 whether whether IN cord-296717-ay4wcmk3 11 5 the the DT cord-296717-ay4wcmk3 11 6 official official JJ cord-296717-ay4wcmk3 11 7 Chinese chinese JJ cord-296717-ay4wcmk3 11 8 volatility volatility NN cord-296717-ay4wcmk3 11 9 index index NN cord-296717-ay4wcmk3 11 10 , , , cord-296717-ay4wcmk3 11 11 iVX iVX NNP cord-296717-ay4wcmk3 11 12 , , , cord-296717-ay4wcmk3 11 13 can can MD cord-296717-ay4wcmk3 11 14 represent represent VB cord-296717-ay4wcmk3 11 15 investor investor NN cord-296717-ay4wcmk3 11 16 sentiment sentiment NN cord-296717-ay4wcmk3 11 17 . . . cord-296717-ay4wcmk3 12 1 In in IN cord-296717-ay4wcmk3 12 2 order order NN cord-296717-ay4wcmk3 12 3 to to TO cord-296717-ay4wcmk3 12 4 describe describe VB cord-296717-ay4wcmk3 12 5 investor investor NN cord-296717-ay4wcmk3 12 6 sentiment sentiment NN cord-296717-ay4wcmk3 12 7 comprehensively comprehensively RB cord-296717-ay4wcmk3 12 8 , , , cord-296717-ay4wcmk3 12 9 we -PRON- PRP cord-296717-ay4wcmk3 12 10 build build VBP cord-296717-ay4wcmk3 12 11 a a DT cord-296717-ay4wcmk3 12 12 three three CD cord-296717-ay4wcmk3 12 13 - - HYPH cord-296717-ay4wcmk3 12 14 dimensional dimensional JJ cord-296717-ay4wcmk3 12 15 investor investor NN cord-296717-ay4wcmk3 12 16 sentiment sentiment NN cord-296717-ay4wcmk3 12 17 measurement measurement NN cord-296717-ay4wcmk3 12 18 system system NN cord-296717-ay4wcmk3 12 19 composed compose VBN cord-296717-ay4wcmk3 12 20 of of IN cord-296717-ay4wcmk3 12 21 macro macro NN cord-296717-ay4wcmk3 12 22 , , , cord-296717-ay4wcmk3 12 23 meso meso NNP cord-296717-ay4wcmk3 12 24 and and CC cord-296717-ay4wcmk3 12 25 micro micro JJ cord-296717-ay4wcmk3 12 26 level level NN cord-296717-ay4wcmk3 12 27 , , , cord-296717-ay4wcmk3 12 28 and and CC cord-296717-ay4wcmk3 12 29 decompose decompose VB cord-296717-ay4wcmk3 12 30 iVX ivx XX cord-296717-ay4wcmk3 12 31 into into IN cord-296717-ay4wcmk3 12 32 three three CD cord-296717-ay4wcmk3 12 33 components component NNS cord-296717-ay4wcmk3 12 34 to to TO cord-296717-ay4wcmk3 12 35 obtain obtain VB cord-296717-ay4wcmk3 12 36 short short JJ cord-296717-ay4wcmk3 12 37 - - HYPH cord-296717-ay4wcmk3 12 38 term term NN cord-296717-ay4wcmk3 12 39 , , , cord-296717-ay4wcmk3 12 40 medium medium JJ cord-296717-ay4wcmk3 12 41 - - HYPH cord-296717-ay4wcmk3 12 42 term term NN cord-296717-ay4wcmk3 12 43 fluctuations fluctuation NNS cord-296717-ay4wcmk3 12 44 and and CC cord-296717-ay4wcmk3 12 45 long long JJ cord-296717-ay4wcmk3 12 46 - - HYPH cord-296717-ay4wcmk3 12 47 term term NN cord-296717-ay4wcmk3 12 48 trend trend NN cord-296717-ay4wcmk3 12 49 by by IN cord-296717-ay4wcmk3 12 50 EEMD EEMD NNP cord-296717-ay4wcmk3 12 51 method method NN cord-296717-ay4wcmk3 12 52 . . . cord-296717-ay4wcmk3 13 1 The the DT cord-296717-ay4wcmk3 13 2 relationships relationship NNS cord-296717-ay4wcmk3 13 3 between between IN cord-296717-ay4wcmk3 13 4 iVX iVX NNP cord-296717-ay4wcmk3 13 5 , , , cord-296717-ay4wcmk3 13 6 its -PRON- PRP$ cord-296717-ay4wcmk3 13 7 components component NNS cord-296717-ay4wcmk3 13 8 and and CC cord-296717-ay4wcmk3 13 9 sentiment sentiment NN cord-296717-ay4wcmk3 13 10 indexes index NNS cord-296717-ay4wcmk3 13 11 at at IN cord-296717-ay4wcmk3 13 12 each each DT cord-296717-ay4wcmk3 13 13 level level NN cord-296717-ay4wcmk3 13 14 have have VBP cord-296717-ay4wcmk3 13 15 been be VBN cord-296717-ay4wcmk3 13 16 analyzed analyze VBN cord-296717-ay4wcmk3 13 17 separately separately RB cord-296717-ay4wcmk3 13 18 , , , cord-296717-ay4wcmk3 13 19 and and CC cord-296717-ay4wcmk3 13 20 the the DT cord-296717-ay4wcmk3 13 21 empirical empirical JJ cord-296717-ay4wcmk3 13 22 results result NNS cord-296717-ay4wcmk3 13 23 reveal reveal VBP cord-296717-ay4wcmk3 13 24 all all DT cord-296717-ay4wcmk3 13 25 components component NNS cord-296717-ay4wcmk3 13 26 of of IN cord-296717-ay4wcmk3 13 27 iVX ivx XX cord-296717-ay4wcmk3 13 28 can can MD cord-296717-ay4wcmk3 13 29 reflect reflect VB cord-296717-ay4wcmk3 13 30 the the DT cord-296717-ay4wcmk3 13 31 investor investor NN cord-296717-ay4wcmk3 13 32 sentiment sentiment NN cord-296717-ay4wcmk3 13 33 at at IN cord-296717-ay4wcmk3 13 34 the the DT cord-296717-ay4wcmk3 13 35 corresponding corresponding JJ cord-296717-ay4wcmk3 13 36 level level NN cord-296717-ay4wcmk3 13 37 but but CC cord-296717-ay4wcmk3 13 38 to to TO cord-296717-ay4wcmk3 13 39 which which WDT cord-296717-ay4wcmk3 13 40 extent extent NN cord-296717-ay4wcmk3 13 41 they -PRON- PRP cord-296717-ay4wcmk3 13 42 can can MD cord-296717-ay4wcmk3 13 43 reflect reflect VB cord-296717-ay4wcmk3 13 44 are be VBP cord-296717-ay4wcmk3 13 45 not not RB cord-296717-ay4wcmk3 13 46 the the DT cord-296717-ay4wcmk3 13 47 same same JJ cord-296717-ay4wcmk3 13 48 . . . cord-296717-ay4wcmk3 14 1 Further further RB cord-296717-ay4wcmk3 14 2 we -PRON- PRP cord-296717-ay4wcmk3 14 3 introduce introduce VBP cord-296717-ay4wcmk3 14 4 the the DT cord-296717-ay4wcmk3 14 5 mixed mix VBN cord-296717-ay4wcmk3 14 6 - - HYPH cord-296717-ay4wcmk3 14 7 frequency frequency NN cord-296717-ay4wcmk3 14 8 dynamic dynamic JJ cord-296717-ay4wcmk3 14 9 factor factor NN cord-296717-ay4wcmk3 14 10 analysis analysis NN cord-296717-ay4wcmk3 14 11 to to TO cord-296717-ay4wcmk3 14 12 extract extract VB cord-296717-ay4wcmk3 14 13 the the DT cord-296717-ay4wcmk3 14 14 common common JJ cord-296717-ay4wcmk3 14 15 sentiment sentiment NN cord-296717-ay4wcmk3 14 16 factor factor NN cord-296717-ay4wcmk3 14 17 , , , cord-296717-ay4wcmk3 14 18 which which WDT cord-296717-ay4wcmk3 14 19 shows show VBZ cord-296717-ay4wcmk3 14 20 stronger strong JJR cord-296717-ay4wcmk3 14 21 correlation correlation NN cord-296717-ay4wcmk3 14 22 with with IN cord-296717-ay4wcmk3 14 23 contemporaneous contemporaneous JJ cord-296717-ay4wcmk3 14 24 iVX ivx XX cord-296717-ay4wcmk3 14 25 , , , cord-296717-ay4wcmk3 14 26 compared compare VBN cord-296717-ay4wcmk3 14 27 with with IN cord-296717-ay4wcmk3 14 28 the the DT cord-296717-ay4wcmk3 14 29 sentiment sentiment NN cord-296717-ay4wcmk3 14 30 indexes index NNS cord-296717-ay4wcmk3 14 31 at at IN cord-296717-ay4wcmk3 14 32 each each DT cord-296717-ay4wcmk3 14 33 level level NN cord-296717-ay4wcmk3 14 34 . . . cord-296717-ay4wcmk3 15 1 The the DT cord-296717-ay4wcmk3 15 2 ADL ADL NNP cord-296717-ay4wcmk3 15 3 model model NN cord-296717-ay4wcmk3 15 4 in in IN cord-296717-ay4wcmk3 15 5 robustness robustness NN cord-296717-ay4wcmk3 15 6 check check NN cord-296717-ay4wcmk3 15 7 also also RB cord-296717-ay4wcmk3 15 8 demonstrates demonstrate VBZ cord-296717-ay4wcmk3 15 9 the the DT cord-296717-ay4wcmk3 15 10 results result NNS cord-296717-ay4wcmk3 15 11 . . . cord-296717-ay4wcmk3 16 1 Our -PRON- PRP$ cord-296717-ay4wcmk3 16 2 findings finding NNS cord-296717-ay4wcmk3 16 3 confirm confirm VBP cord-296717-ay4wcmk3 16 4 iVX iVX NNP cord-296717-ay4wcmk3 16 5 can can MD cord-296717-ay4wcmk3 16 6 represent represent VB cord-296717-ay4wcmk3 16 7 the the DT cord-296717-ay4wcmk3 16 8 common common JJ cord-296717-ay4wcmk3 16 9 sentiment sentiment NN cord-296717-ay4wcmk3 16 10 and and CC cord-296717-ay4wcmk3 16 11 expectations expectation NNS cord-296717-ay4wcmk3 16 12 of of IN cord-296717-ay4wcmk3 16 13 Chinese chinese JJ cord-296717-ay4wcmk3 16 14 investors investor NNS cord-296717-ay4wcmk3 16 15 in in IN cord-296717-ay4wcmk3 16 16 different different JJ cord-296717-ay4wcmk3 16 17 time time NN cord-296717-ay4wcmk3 16 18 scales scale NNS cord-296717-ay4wcmk3 16 19 . . . cord-296717-ay4wcmk3 17 1 Since since IN cord-296717-ay4wcmk3 17 2 the the DT cord-296717-ay4wcmk3 17 3 stock stock NN cord-296717-ay4wcmk3 17 4 came come VBD cord-296717-ay4wcmk3 17 5 into into IN cord-296717-ay4wcmk3 17 6 being being NN cord-296717-ay4wcmk3 17 7 , , , cord-296717-ay4wcmk3 17 8 its -PRON- PRP$ cord-296717-ay4wcmk3 17 9 risk risk NN cord-296717-ay4wcmk3 17 10 characteristics characteristic NNS cord-296717-ay4wcmk3 17 11 have have VBP cord-296717-ay4wcmk3 17 12 been be VBN cord-296717-ay4wcmk3 17 13 the the DT cord-296717-ay4wcmk3 17 14 focus focus NN cord-296717-ay4wcmk3 17 15 of of IN cord-296717-ay4wcmk3 17 16 investors investor NNS cord-296717-ay4wcmk3 17 17 . . . cord-296717-ay4wcmk3 18 1 Risk risk NN cord-296717-ay4wcmk3 18 2 refers refer VBZ cord-296717-ay4wcmk3 18 3 to to IN cord-296717-ay4wcmk3 18 4 the the DT cord-296717-ay4wcmk3 18 5 uncertainty uncertainty NN cord-296717-ay4wcmk3 18 6 of of IN cord-296717-ay4wcmk3 18 7 return return NN cord-296717-ay4wcmk3 18 8 , , , cord-296717-ay4wcmk3 18 9 which which WDT cord-296717-ay4wcmk3 18 10 is be VBZ cord-296717-ay4wcmk3 18 11 generally generally RB cord-296717-ay4wcmk3 18 12 defined define VBN cord-296717-ay4wcmk3 18 13 as as IN cord-296717-ay4wcmk3 18 14 volatility volatility NN cord-296717-ay4wcmk3 18 15 . . . cord-296717-ay4wcmk3 19 1 According accord VBG cord-296717-ay4wcmk3 19 2 to to IN cord-296717-ay4wcmk3 19 3 different different JJ cord-296717-ay4wcmk3 19 4 calibers caliber NNS cord-296717-ay4wcmk3 19 5 and and CC cord-296717-ay4wcmk3 19 6 methods method NNS cord-296717-ay4wcmk3 19 7 , , , cord-296717-ay4wcmk3 19 8 volatility volatility NN cord-296717-ay4wcmk3 19 9 can can MD cord-296717-ay4wcmk3 19 10 be be VB cord-296717-ay4wcmk3 19 11 categorized categorize VBN cord-296717-ay4wcmk3 19 12 into into IN cord-296717-ay4wcmk3 19 13 historical historical JJ cord-296717-ay4wcmk3 19 14 volatility volatility NN cord-296717-ay4wcmk3 19 15 , , , cord-296717-ay4wcmk3 19 16 predicted predict VBD cord-296717-ay4wcmk3 19 17 volatility volatility NN cord-296717-ay4wcmk3 19 18 , , , cord-296717-ay4wcmk3 19 19 and and CC cord-296717-ay4wcmk3 19 20 implied imply VBD cord-296717-ay4wcmk3 19 21 volatility volatility NN cord-296717-ay4wcmk3 19 22 . . . cord-296717-ay4wcmk3 20 1 Historical historical JJ cord-296717-ay4wcmk3 20 2 volatility volatility NN cord-296717-ay4wcmk3 20 3 is be VBZ cord-296717-ay4wcmk3 20 4 calculated calculate VBN cord-296717-ay4wcmk3 20 5 as as IN cord-296717-ay4wcmk3 20 6 the the DT cord-296717-ay4wcmk3 20 7 average average JJ cord-296717-ay4wcmk3 20 8 deviation deviation NN cord-296717-ay4wcmk3 20 9 from from IN cord-296717-ay4wcmk3 20 10 the the DT cord-296717-ay4wcmk3 20 11 average average JJ cord-296717-ay4wcmk3 20 12 price price NN cord-296717-ay4wcmk3 20 13 of of IN cord-296717-ay4wcmk3 20 14 a a DT cord-296717-ay4wcmk3 20 15 financial financial JJ cord-296717-ay4wcmk3 20 16 instrument instrument NN cord-296717-ay4wcmk3 20 17 in in IN cord-296717-ay4wcmk3 20 18 the the DT cord-296717-ay4wcmk3 20 19 given give VBN cord-296717-ay4wcmk3 20 20 time time NN cord-296717-ay4wcmk3 20 21 period period NN cord-296717-ay4wcmk3 20 22 . . . cord-296717-ay4wcmk3 21 1 Predicted predict VBN cord-296717-ay4wcmk3 21 2 volatility volatility NN cord-296717-ay4wcmk3 21 3 is be VBZ cord-296717-ay4wcmk3 21 4 the the DT cord-296717-ay4wcmk3 21 5 volatility volatility NN cord-296717-ay4wcmk3 21 6 estimated estimate VBN cord-296717-ay4wcmk3 21 7 based base VBN cord-296717-ay4wcmk3 21 8 on on IN cord-296717-ay4wcmk3 21 9 asset asset NN cord-296717-ay4wcmk3 21 10 conditions condition NNS cord-296717-ay4wcmk3 21 11 , , , cord-296717-ay4wcmk3 21 12 economic economic JJ cord-296717-ay4wcmk3 21 13 situation situation NN cord-296717-ay4wcmk3 21 14 , , , cord-296717-ay4wcmk3 21 15 historical historical JJ cord-296717-ay4wcmk3 21 16 experience experience NN cord-296717-ay4wcmk3 21 17 , , , cord-296717-ay4wcmk3 21 18 etc etc FW cord-296717-ay4wcmk3 21 19 . . . cord-296717-ay4wcmk3 22 1 When when WRB cord-296717-ay4wcmk3 22 2 calculating calculate VBG cord-296717-ay4wcmk3 22 3 the the DT cord-296717-ay4wcmk3 22 4 option option NN cord-296717-ay4wcmk3 22 5 price price NN cord-296717-ay4wcmk3 22 6 , , , cord-296717-ay4wcmk3 22 7 it -PRON- PRP cord-296717-ay4wcmk3 22 8 is be VBZ cord-296717-ay4wcmk3 22 9 brought bring VBN cord-296717-ay4wcmk3 22 10 into into IN cord-296717-ay4wcmk3 22 11 the the DT cord-296717-ay4wcmk3 22 12 option option NN cord-296717-ay4wcmk3 22 13 pricing pricing NN cord-296717-ay4wcmk3 22 14 formula formula NN cord-296717-ay4wcmk3 22 15 to to TO cord-296717-ay4wcmk3 22 16 obtain obtain VB cord-296717-ay4wcmk3 22 17 the the DT cord-296717-ay4wcmk3 22 18 price price NN cord-296717-ay4wcmk3 22 19 . . . cord-296717-ay4wcmk3 23 1 Implied implied JJ cord-296717-ay4wcmk3 23 2 volatility volatility NN cord-296717-ay4wcmk3 23 3 is be VBZ cord-296717-ay4wcmk3 23 4 the the DT cord-296717-ay4wcmk3 23 5 volatility volatility NN cord-296717-ay4wcmk3 23 6 inversely inversely RB cord-296717-ay4wcmk3 23 7 derived derive VBN cord-296717-ay4wcmk3 23 8 by by IN cord-296717-ay4wcmk3 23 9 putting put VBG cord-296717-ay4wcmk3 23 10 the the DT cord-296717-ay4wcmk3 23 11 market market NN cord-296717-ay4wcmk3 23 12 price price NN cord-296717-ay4wcmk3 23 13 of of IN cord-296717-ay4wcmk3 23 14 the the DT cord-296717-ay4wcmk3 23 15 option option NN cord-296717-ay4wcmk3 23 16 and and CC cord-296717-ay4wcmk3 23 17 other other JJ cord-296717-ay4wcmk3 23 18 known know VBN cord-296717-ay4wcmk3 23 19 parameters parameter NNS cord-296717-ay4wcmk3 23 20 except except IN cord-296717-ay4wcmk3 23 21 volatility volatility NN cord-296717-ay4wcmk3 23 22 into into IN cord-296717-ay4wcmk3 23 23 the the DT cord-296717-ay4wcmk3 23 24 Black Black NNP cord-296717-ay4wcmk3 23 25 - - HYPH cord-296717-ay4wcmk3 23 26 Scholes Scholes NNP cord-296717-ay4wcmk3 23 27 option option NN cord-296717-ay4wcmk3 23 28 pricing pricing NN cord-296717-ay4wcmk3 23 29 model model NN cord-296717-ay4wcmk3 23 30 . . . cord-296717-ay4wcmk3 24 1 Investor investor NN cord-296717-ay4wcmk3 24 2 sentiment sentiment NN cord-296717-ay4wcmk3 24 3 refers refer VBZ cord-296717-ay4wcmk3 24 4 to to IN cord-296717-ay4wcmk3 24 5 a a DT cord-296717-ay4wcmk3 24 6 belief belief NN cord-296717-ay4wcmk3 24 7 formed form VBN cord-296717-ay4wcmk3 24 8 by by IN cord-296717-ay4wcmk3 24 9 the the DT cord-296717-ay4wcmk3 24 10 expectation expectation NN cord-296717-ay4wcmk3 24 11 of of IN cord-296717-ay4wcmk3 24 12 future future JJ cord-296717-ay4wcmk3 24 13 cash cash NN cord-296717-ay4wcmk3 24 14 flows flow NNS cord-296717-ay4wcmk3 24 15 and and CC cord-296717-ay4wcmk3 24 16 investment investment NN cord-296717-ay4wcmk3 24 17 risks risk NNS cord-296717-ay4wcmk3 24 18 of of IN cord-296717-ay4wcmk3 24 19 assets asset NNS cord-296717-ay4wcmk3 24 20 , , , cord-296717-ay4wcmk3 24 21 which which WDT cord-296717-ay4wcmk3 24 22 yet yet RB cord-296717-ay4wcmk3 24 23 does do VBZ cord-296717-ay4wcmk3 24 24 not not RB cord-296717-ay4wcmk3 24 25 fully fully RB cord-296717-ay4wcmk3 24 26 reflect reflect VB cord-296717-ay4wcmk3 24 27 the the DT cord-296717-ay4wcmk3 24 28 existing exist VBG cord-296717-ay4wcmk3 24 29 facts fact NNS cord-296717-ay4wcmk3 24 30 ( ( -LRB- cord-296717-ay4wcmk3 24 31 Wurgler Wurgler NNP cord-296717-ay4wcmk3 24 32 and and CC cord-296717-ay4wcmk3 24 33 Baker Baker NNP cord-296717-ay4wcmk3 24 34 , , , cord-296717-ay4wcmk3 24 35 2006 2006 CD cord-296717-ay4wcmk3 24 36 ) ) -RRB- cord-296717-ay4wcmk3 24 37 . . . cord-296717-ay4wcmk3 25 1 This this DT cord-296717-ay4wcmk3 25 2 kind kind NN cord-296717-ay4wcmk3 25 3 of of IN cord-296717-ay4wcmk3 25 4 belief belief NN cord-296717-ay4wcmk3 25 5 is be VBZ cord-296717-ay4wcmk3 25 6 not not RB cord-296717-ay4wcmk3 25 7 only only RB cord-296717-ay4wcmk3 25 8 influenced influence VBN cord-296717-ay4wcmk3 25 9 by by IN cord-296717-ay4wcmk3 25 10 the the DT cord-296717-ay4wcmk3 25 11 fundamentals fundamental NNS cord-296717-ay4wcmk3 25 12 of of IN cord-296717-ay4wcmk3 25 13 assets asset NNS cord-296717-ay4wcmk3 25 14 and and CC cord-296717-ay4wcmk3 25 15 the the DT cord-296717-ay4wcmk3 25 16 information information NN cord-296717-ay4wcmk3 25 17 transmission transmission NN cord-296717-ay4wcmk3 25 18 of of IN cord-296717-ay4wcmk3 25 19 capital capital NN cord-296717-ay4wcmk3 25 20 market market NN cord-296717-ay4wcmk3 25 21 , , , cord-296717-ay4wcmk3 25 22 but but CC cord-296717-ay4wcmk3 25 23 also also RB cord-296717-ay4wcmk3 25 24 strongly strongly RB cord-296717-ay4wcmk3 25 25 related related JJ cord-296717-ay4wcmk3 25 26 to to IN cord-296717-ay4wcmk3 25 27 the the DT cord-296717-ay4wcmk3 25 28 education education NN cord-296717-ay4wcmk3 25 29 , , , cord-296717-ay4wcmk3 25 30 personal personal JJ cord-296717-ay4wcmk3 25 31 experience experience NN cord-296717-ay4wcmk3 25 32 and and CC cord-296717-ay4wcmk3 25 33 personal personal JJ cord-296717-ay4wcmk3 25 34 preference preference NN cord-296717-ay4wcmk3 25 35 of of IN cord-296717-ay4wcmk3 25 36 investors investor NNS cord-296717-ay4wcmk3 25 37 . . . cord-296717-ay4wcmk3 26 1 Therefore therefore RB cord-296717-ay4wcmk3 26 2 , , , cord-296717-ay4wcmk3 26 3 for for IN cord-296717-ay4wcmk3 26 4 the the DT cord-296717-ay4wcmk3 26 5 same same JJ cord-296717-ay4wcmk3 26 6 asset asset NN cord-296717-ay4wcmk3 26 7 , , , cord-296717-ay4wcmk3 26 8 different different JJ cord-296717-ay4wcmk3 26 9 investors investor NNS cord-296717-ay4wcmk3 26 10 will will MD cord-296717-ay4wcmk3 26 11 hold hold VB cord-296717-ay4wcmk3 26 12 different different JJ cord-296717-ay4wcmk3 26 13 beliefs belief NNS cord-296717-ay4wcmk3 26 14 , , , cord-296717-ay4wcmk3 26 15 namely namely RB cord-296717-ay4wcmk3 26 16 sentiment sentiment NN cord-296717-ay4wcmk3 26 17 . . . cord-296717-ay4wcmk3 27 1 Herd herd VB cord-296717-ay4wcmk3 27 2 effect effect NN cord-296717-ay4wcmk3 27 3 and and CC cord-296717-ay4wcmk3 27 4 other other JJ cord-296717-ay4wcmk3 27 5 phenomena phenomenon NNS cord-296717-ay4wcmk3 27 6 show show VBP cord-296717-ay4wcmk3 27 7 that that IN cord-296717-ay4wcmk3 27 8 sentiment sentiment NN cord-296717-ay4wcmk3 27 9 is be VBZ cord-296717-ay4wcmk3 27 10 contagious contagious JJ cord-296717-ay4wcmk3 27 11 , , , cord-296717-ay4wcmk3 27 12 which which WDT cord-296717-ay4wcmk3 27 13 will will MD cord-296717-ay4wcmk3 27 14 lead lead VB cord-296717-ay4wcmk3 27 15 to to IN cord-296717-ay4wcmk3 27 16 consistent consistent JJ cord-296717-ay4wcmk3 27 17 actions action NNS cord-296717-ay4wcmk3 27 18 among among IN cord-296717-ay4wcmk3 27 19 people people NNS cord-296717-ay4wcmk3 27 20 . . . cord-296717-ay4wcmk3 28 1 Due due IN cord-296717-ay4wcmk3 28 2 to to IN cord-296717-ay4wcmk3 28 3 this this DT cord-296717-ay4wcmk3 28 4 irrational irrational JJ cord-296717-ay4wcmk3 28 5 behavior behavior NN cord-296717-ay4wcmk3 28 6 , , , cord-296717-ay4wcmk3 28 7 if if IN cord-296717-ay4wcmk3 28 8 limited limited JJ cord-296717-ay4wcmk3 28 9 arbitrage arbitrage NN cord-296717-ay4wcmk3 28 10 exists exist VBZ cord-296717-ay4wcmk3 28 11 , , , cord-296717-ay4wcmk3 28 12 asset asset NN cord-296717-ay4wcmk3 28 13 prices price NNS cord-296717-ay4wcmk3 28 14 will will MD cord-296717-ay4wcmk3 28 15 have have VB cord-296717-ay4wcmk3 28 16 systematic systematic JJ cord-296717-ay4wcmk3 28 17 bias bias NN cord-296717-ay4wcmk3 28 18 . . . cord-296717-ay4wcmk3 29 1 In in IN cord-296717-ay4wcmk3 29 2 1993 1993 CD cord-296717-ay4wcmk3 29 3 , , , cord-296717-ay4wcmk3 29 4 Chicago Chicago NNP cord-296717-ay4wcmk3 29 5 Board Board NNP cord-296717-ay4wcmk3 29 6 Options Options NNPS cord-296717-ay4wcmk3 29 7 Exchange Exchange NNP cord-296717-ay4wcmk3 29 8 ( ( -LRB- cord-296717-ay4wcmk3 29 9 CBOE CBOE NNP cord-296717-ay4wcmk3 29 10 ) ) -RRB- cord-296717-ay4wcmk3 29 11 delivered deliver VBD cord-296717-ay4wcmk3 29 12 the the DT cord-296717-ay4wcmk3 29 13 world world NN cord-296717-ay4wcmk3 29 14 's 's POS cord-296717-ay4wcmk3 29 15 first first JJ cord-296717-ay4wcmk3 29 16 volatility volatility NN cord-296717-ay4wcmk3 29 17 index index NN cord-296717-ay4wcmk3 29 18 VIX vix NN cord-296717-ay4wcmk3 29 19 , , , cord-296717-ay4wcmk3 29 20 which which WDT cord-296717-ay4wcmk3 29 21 is be VBZ cord-296717-ay4wcmk3 29 22 the the DT cord-296717-ay4wcmk3 29 23 implied implied JJ cord-296717-ay4wcmk3 29 24 volatility volatility NN cord-296717-ay4wcmk3 29 25 calculated calculate VBN cord-296717-ay4wcmk3 29 26 using use VBG cord-296717-ay4wcmk3 29 27 the the DT cord-296717-ay4wcmk3 29 28 S&P S&P NNP cord-296717-ay4wcmk3 29 29 500 500 CD cord-296717-ay4wcmk3 29 30 index index NN cord-296717-ay4wcmk3 29 31 . . . cord-296717-ay4wcmk3 30 1 In in IN cord-296717-ay4wcmk3 30 2 2016 2016 CD cord-296717-ay4wcmk3 30 3 , , , cord-296717-ay4wcmk3 30 4 Shanghai Shanghai NNP cord-296717-ay4wcmk3 30 5 Stock Stock NNP cord-296717-ay4wcmk3 30 6 Exchange Exchange NNP cord-296717-ay4wcmk3 30 7 of of IN cord-296717-ay4wcmk3 30 8 China China NNP cord-296717-ay4wcmk3 30 9 also also RB cord-296717-ay4wcmk3 30 10 announced announce VBD cord-296717-ay4wcmk3 30 11 the the DT cord-296717-ay4wcmk3 30 12 first first JJ cord-296717-ay4wcmk3 30 13 official official JJ cord-296717-ay4wcmk3 30 14 certain certain JJ cord-296717-ay4wcmk3 30 15 advantages advantage NNS cord-296717-ay4wcmk3 30 16 in in IN cord-296717-ay4wcmk3 30 17 VIX VIX NNP cord-296717-ay4wcmk3 30 18 futures future NNS cord-296717-ay4wcmk3 30 19 pricing pricing NN cord-296717-ay4wcmk3 30 20 . . . cord-296717-ay4wcmk3 31 1 Kanniainen Kanniainen NNP cord-296717-ay4wcmk3 31 2 et et NNP cord-296717-ay4wcmk3 31 3 al al NNP cord-296717-ay4wcmk3 31 4 . . . cord-296717-ay4wcmk3 32 1 ( ( -LRB- cord-296717-ay4wcmk3 32 2 2014 2014 CD cord-296717-ay4wcmk3 32 3 ) ) -RRB- cord-296717-ay4wcmk3 32 4 price price NN cord-296717-ay4wcmk3 32 5 S&P500 s&p500 CD cord-296717-ay4wcmk3 32 6 index index NN cord-296717-ay4wcmk3 32 7 options option NNS cord-296717-ay4wcmk3 32 8 based base VBN cord-296717-ay4wcmk3 32 9 on on IN cord-296717-ay4wcmk3 32 10 the the DT cord-296717-ay4wcmk3 32 11 GARCH GARCH NNP cord-296717-ay4wcmk3 32 12 model model NN cord-296717-ay4wcmk3 32 13 and and CC cord-296717-ay4wcmk3 32 14 the the DT cord-296717-ay4wcmk3 32 15 VIX VIX NNP cord-296717-ay4wcmk3 32 16 index index NN cord-296717-ay4wcmk3 32 17 . . . cord-296717-ay4wcmk3 33 1 Basher Basher NNP cord-296717-ay4wcmk3 33 2 at at IN cord-296717-ay4wcmk3 33 3 el el NNP cord-296717-ay4wcmk3 33 4 . . . cord-296717-ay4wcmk3 34 1 ( ( -LRB- cord-296717-ay4wcmk3 34 2 2016 2016 CD cord-296717-ay4wcmk3 34 3 ) ) -RRB- cord-296717-ay4wcmk3 34 4 compare compare VB cord-296717-ay4wcmk3 34 5 the the DT cord-296717-ay4wcmk3 34 6 effects effect NNS cord-296717-ay4wcmk3 34 7 of of IN cord-296717-ay4wcmk3 34 8 hedging hedge VBG cord-296717-ay4wcmk3 34 9 market market NN cord-296717-ay4wcmk3 34 10 risks risk NNS cord-296717-ay4wcmk3 34 11 with with IN cord-296717-ay4wcmk3 34 12 indicators indicator NNS cord-296717-ay4wcmk3 34 13 such such JJ cord-296717-ay4wcmk3 34 14 as as IN cord-296717-ay4wcmk3 34 15 VIX VIX NNP cord-296717-ay4wcmk3 34 16 index index NN cord-296717-ay4wcmk3 34 17 and and CC cord-296717-ay4wcmk3 34 18 oil oil NN cord-296717-ay4wcmk3 34 19 prices price NNS cord-296717-ay4wcmk3 34 20 . . . cord-296717-ay4wcmk3 35 1 Some some DT cord-296717-ay4wcmk3 35 2 researchers researcher NNS cord-296717-ay4wcmk3 35 3 also also RB cord-296717-ay4wcmk3 35 4 study study VBP cord-296717-ay4wcmk3 35 5 the the DT cord-296717-ay4wcmk3 35 6 volatility volatility NN cord-296717-ay4wcmk3 35 7 index index NN cord-296717-ay4wcmk3 35 8 in in IN cord-296717-ay4wcmk3 35 9 other other JJ cord-296717-ay4wcmk3 35 10 stock stock NN cord-296717-ay4wcmk3 35 11 markets market NNS cord-296717-ay4wcmk3 35 12 ( ( -LRB- cord-296717-ay4wcmk3 35 13 Siriopoulos Siriopoulos NNP cord-296717-ay4wcmk3 35 14 and and CC cord-296717-ay4wcmk3 35 15 Fassas Fassas NNP cord-296717-ay4wcmk3 35 16 , , , cord-296717-ay4wcmk3 35 17 2012 2012 CD cord-296717-ay4wcmk3 35 18 ; ; : cord-296717-ay4wcmk3 35 19 Badshah Badshah NNP cord-296717-ay4wcmk3 35 20 I. I. NNP cord-296717-ay4wcmk3 35 21 et et NNP cord-296717-ay4wcmk3 35 22 al al NNP cord-296717-ay4wcmk3 35 23 . . NNP cord-296717-ay4wcmk3 35 24 , , , cord-296717-ay4wcmk3 35 25 2018 2018 CD cord-296717-ay4wcmk3 35 26 ) ) -RRB- cord-296717-ay4wcmk3 35 27 . . . cord-296717-ay4wcmk3 36 1 Due due IN cord-296717-ay4wcmk3 36 2 to to IN cord-296717-ay4wcmk3 36 3 the the DT cord-296717-ay4wcmk3 36 4 late late JJ cord-296717-ay4wcmk3 36 5 release release NN cord-296717-ay4wcmk3 36 6 of of IN cord-296717-ay4wcmk3 36 7 the the DT cord-296717-ay4wcmk3 36 8 Chinese chinese JJ cord-296717-ay4wcmk3 36 9 volatility volatility NN cord-296717-ay4wcmk3 36 10 index index NN cord-296717-ay4wcmk3 36 11 iVX ivx XX cord-296717-ay4wcmk3 36 12 , , , cord-296717-ay4wcmk3 36 13 there there EX cord-296717-ay4wcmk3 36 14 are be VBP cord-296717-ay4wcmk3 36 15 few few JJ cord-296717-ay4wcmk3 36 16 studies study NNS cord-296717-ay4wcmk3 36 17 on on IN cord-296717-ay4wcmk3 36 18 iVX ivx XX cord-296717-ay4wcmk3 36 19 . . . cord-296717-ay4wcmk3 37 1 The the DT cord-296717-ay4wcmk3 37 2 related related JJ cord-296717-ay4wcmk3 37 3 researches research NNS cord-296717-ay4wcmk3 37 4 mainly mainly RB cord-296717-ay4wcmk3 37 5 focus focus VBP cord-296717-ay4wcmk3 37 6 on on IN cord-296717-ay4wcmk3 37 7 three three CD cord-296717-ay4wcmk3 37 8 aspects aspect NNS cord-296717-ay4wcmk3 37 9 : : : cord-296717-ay4wcmk3 37 10 the the DT cord-296717-ay4wcmk3 37 11 prediction prediction NN cord-296717-ay4wcmk3 37 12 ability ability NN cord-296717-ay4wcmk3 37 13 of of IN cord-296717-ay4wcmk3 37 14 iVX ivx XX cord-296717-ay4wcmk3 37 15 ( ( -LRB- cord-296717-ay4wcmk3 37 16 Qiao Qiao NNP cord-296717-ay4wcmk3 37 17 et et FW cord-296717-ay4wcmk3 37 18 al al NNP cord-296717-ay4wcmk3 37 19 . . NNP cord-296717-ay4wcmk3 37 20 , , , cord-296717-ay4wcmk3 37 21 2019 2019 CD cord-296717-ay4wcmk3 37 22 ) ) -RRB- cord-296717-ay4wcmk3 37 23 , , , cord-296717-ay4wcmk3 37 24 the the DT cord-296717-ay4wcmk3 37 25 relationship relationship NN cord-296717-ay4wcmk3 37 26 between between IN cord-296717-ay4wcmk3 37 27 iVX iVX NNP cord-296717-ay4wcmk3 37 28 and and CC cord-296717-ay4wcmk3 37 29 the the DT cord-296717-ay4wcmk3 37 30 yield yield NN cord-296717-ay4wcmk3 37 31 , , , cord-296717-ay4wcmk3 37 32 including include VBG cord-296717-ay4wcmk3 37 33 the the DT cord-296717-ay4wcmk3 37 34 " " `` cord-296717-ay4wcmk3 37 35 leverage leverage NN cord-296717-ay4wcmk3 37 36 effect effect NN cord-296717-ay4wcmk3 37 37 " " '' cord-296717-ay4wcmk3 37 38 Yue Yue NNP cord-296717-ay4wcmk3 37 39 et et FW cord-296717-ay4wcmk3 37 40 al al NNP cord-296717-ay4wcmk3 37 41 . . NNP cord-296717-ay4wcmk3 37 42 , , , cord-296717-ay4wcmk3 37 43 2019 2019 CD cord-296717-ay4wcmk3 37 44 ) ) -RRB- cord-296717-ay4wcmk3 37 45 , , , cord-296717-ay4wcmk3 37 46 and and CC cord-296717-ay4wcmk3 37 47 the the DT cord-296717-ay4wcmk3 37 48 inclusion inclusion NN cord-296717-ay4wcmk3 37 49 of of IN cord-296717-ay4wcmk3 37 50 volatility volatility NN cord-296717-ay4wcmk3 37 51 index index NN cord-296717-ay4wcmk3 37 52 as as IN cord-296717-ay4wcmk3 37 53 an an DT cord-296717-ay4wcmk3 37 54 indicator indicator NN cord-296717-ay4wcmk3 37 55 in in IN cord-296717-ay4wcmk3 37 56 the the DT cord-296717-ay4wcmk3 37 57 sentiment sentiment NN cord-296717-ay4wcmk3 37 58 index index NN cord-296717-ay4wcmk3 37 59 construction construction NN cord-296717-ay4wcmk3 37 60 system system NN cord-296717-ay4wcmk3 37 61 ( ( -LRB- cord-296717-ay4wcmk3 37 62 Xu Xu NNP cord-296717-ay4wcmk3 37 63 and and CC cord-296717-ay4wcmk3 37 64 Zhou Zhou NNP cord-296717-ay4wcmk3 37 65 , , , cord-296717-ay4wcmk3 37 66 2018 2018 CD cord-296717-ay4wcmk3 37 67 ) ) -RRB- cord-296717-ay4wcmk3 37 68 . . . cord-296717-ay4wcmk3 38 1 In in IN cord-296717-ay4wcmk3 38 2 order order NN cord-296717-ay4wcmk3 38 3 to to TO cord-296717-ay4wcmk3 38 4 measure measure VB cord-296717-ay4wcmk3 38 5 the the DT cord-296717-ay4wcmk3 38 6 expectation expectation NN cord-296717-ay4wcmk3 38 7 of of IN cord-296717-ay4wcmk3 38 8 investor investor NN cord-296717-ay4wcmk3 38 9 , , , cord-296717-ay4wcmk3 38 10 scholars scholar NNS cord-296717-ay4wcmk3 38 11 put put VBD cord-296717-ay4wcmk3 38 12 forward forward RP cord-296717-ay4wcmk3 38 13 the the DT cord-296717-ay4wcmk3 38 14 concept concept NN cord-296717-ay4wcmk3 38 15 of of IN cord-296717-ay4wcmk3 38 16 investor investor NN cord-296717-ay4wcmk3 38 17 sentiment sentiment NN cord-296717-ay4wcmk3 38 18 index index NN cord-296717-ay4wcmk3 38 19 . . . cord-296717-ay4wcmk3 39 1 Previous previous JJ cord-296717-ay4wcmk3 39 2 methods method NNS cord-296717-ay4wcmk3 39 3 for for IN cord-296717-ay4wcmk3 39 4 obtaining obtain VBG cord-296717-ay4wcmk3 39 5 investor investor NN cord-296717-ay4wcmk3 39 6 sentiment sentiment NN cord-296717-ay4wcmk3 39 7 indicators indicator NNS cord-296717-ay4wcmk3 39 8 can can MD cord-296717-ay4wcmk3 39 9 be be VB cord-296717-ay4wcmk3 39 10 divided divide VBN cord-296717-ay4wcmk3 39 11 into into IN cord-296717-ay4wcmk3 39 12 three three CD cord-296717-ay4wcmk3 39 13 categories category NNS cord-296717-ay4wcmk3 39 14 : : : cord-296717-ay4wcmk3 39 15 ( ( -LRB- cord-296717-ay4wcmk3 39 16 1 1 LS cord-296717-ay4wcmk3 39 17 ) ) -RRB- cord-296717-ay4wcmk3 39 18 Investor investor NN cord-296717-ay4wcmk3 39 19 sentiment sentiment NN cord-296717-ay4wcmk3 39 20 index index NN cord-296717-ay4wcmk3 39 21 composed compose VBN cord-296717-ay4wcmk3 39 22 of of IN cord-296717-ay4wcmk3 39 23 questionnaires questionnaire NNS cord-296717-ay4wcmk3 39 24 and and CC cord-296717-ay4wcmk3 39 25 interviews interview NNS cord-296717-ay4wcmk3 39 26 . . . cord-296717-ay4wcmk3 40 1 American american JJ cord-296717-ay4wcmk3 40 2 studies study NNS cord-296717-ay4wcmk3 40 3 mainly mainly RB cord-296717-ay4wcmk3 40 4 use use VBP cord-296717-ay4wcmk3 40 5 the the DT cord-296717-ay4wcmk3 40 6 University University NNP cord-296717-ay4wcmk3 40 7 of of IN cord-296717-ay4wcmk3 40 8 Michigan Michigan NNP cord-296717-ay4wcmk3 40 9 consumer consumer NN cord-296717-ay4wcmk3 40 10 survey survey NN cord-296717-ay4wcmk3 40 11 sentiment sentiment NN cord-296717-ay4wcmk3 40 12 index index NN cord-296717-ay4wcmk3 40 13 , , , cord-296717-ay4wcmk3 40 14 while while IN cord-296717-ay4wcmk3 40 15 Chinese chinese JJ cord-296717-ay4wcmk3 40 16 indexes index NNS cord-296717-ay4wcmk3 40 17 mainly mainly RB cord-296717-ay4wcmk3 40 18 include include VBP cord-296717-ay4wcmk3 40 19 " " `` cord-296717-ay4wcmk3 40 20 CCTV CCTV NNP cord-296717-ay4wcmk3 40 21 Watch Watch NNP cord-296717-ay4wcmk3 40 22 Index Index NNP cord-296717-ay4wcmk3 40 23 " " '' cord-296717-ay4wcmk3 40 24 , , , cord-296717-ay4wcmk3 40 25 good good JJ cord-296717-ay4wcmk3 40 26 and and CC cord-296717-ay4wcmk3 40 27 bad bad JJ cord-296717-ay4wcmk3 40 28 index index NN cord-296717-ay4wcmk3 40 29 by by IN cord-296717-ay4wcmk3 40 30 Stock Stock NNP cord-296717-ay4wcmk3 40 31 Market Market NNP cord-296717-ay4wcmk3 40 32 Trend Trend NNP cord-296717-ay4wcmk3 40 33 Analysis Analysis NNP cord-296717-ay4wcmk3 40 34 Weekly Weekly NNP cord-296717-ay4wcmk3 40 35 , , , cord-296717-ay4wcmk3 40 36 -Long -Long NNP cord-296717-ay4wcmk3 40 37 and and CC cord-296717-ay4wcmk3 40 38 Short Short NNP cord-296717-ay4wcmk3 40 39 Polls‖ Polls‖ NNP cord-296717-ay4wcmk3 40 40 by by IN cord-296717-ay4wcmk3 40 41 Huading Huading NNP cord-296717-ay4wcmk3 40 42 , , , cord-296717-ay4wcmk3 40 43 consumer consumer NN cord-296717-ay4wcmk3 40 44 confidence confidence NN cord-296717-ay4wcmk3 40 45 index index NN cord-296717-ay4wcmk3 40 46 et et NNP cord-296717-ay4wcmk3 40 47 al al NNP cord-296717-ay4wcmk3 40 48 . . . cord-296717-ay4wcmk3 41 1 ( ( -LRB- cord-296717-ay4wcmk3 41 2 Lemmon Lemmon NNP cord-296717-ay4wcmk3 41 3 , , , cord-296717-ay4wcmk3 41 4 2006 2006 CD cord-296717-ay4wcmk3 41 5 ; ; : cord-296717-ay4wcmk3 41 6 Schmeling Schmeling NNP cord-296717-ay4wcmk3 41 7 , , , cord-296717-ay4wcmk3 41 8 2009 2009 CD cord-296717-ay4wcmk3 41 9 ) ) -RRB- cord-296717-ay4wcmk3 41 10 . . . cord-296717-ay4wcmk3 42 1 Although although IN cord-296717-ay4wcmk3 42 2 the the DT cord-296717-ay4wcmk3 42 3 survey survey NN cord-296717-ay4wcmk3 42 4 method method NN cord-296717-ay4wcmk3 42 5 aims aim VBZ cord-296717-ay4wcmk3 42 6 to to TO cord-296717-ay4wcmk3 42 7 directly directly RB cord-296717-ay4wcmk3 42 8 quantify quantify VB cord-296717-ay4wcmk3 42 9 investor investor NN cord-296717-ay4wcmk3 42 10 sentiment sentiment NN cord-296717-ay4wcmk3 42 11 , , , cord-296717-ay4wcmk3 42 12 its -PRON- PRP$ cord-296717-ay4wcmk3 42 13 operation operation NN cord-296717-ay4wcmk3 42 14 cost cost NN cord-296717-ay4wcmk3 42 15 is be VBZ cord-296717-ay4wcmk3 42 16 high high JJ cord-296717-ay4wcmk3 42 17 , , , cord-296717-ay4wcmk3 42 18 the the DT cord-296717-ay4wcmk3 42 19 data data NN cord-296717-ay4wcmk3 42 20 frequency frequency NN cord-296717-ay4wcmk3 42 21 of of IN cord-296717-ay4wcmk3 42 22 constructing construct VBG cord-296717-ay4wcmk3 42 23 sentiment sentiment NN cord-296717-ay4wcmk3 42 24 index index NN cord-296717-ay4wcmk3 42 25 is be VBZ cord-296717-ay4wcmk3 42 26 relatively relatively RB cord-296717-ay4wcmk3 42 27 low low JJ cord-296717-ay4wcmk3 42 28 , , , cord-296717-ay4wcmk3 42 29 and and CC cord-296717-ay4wcmk3 42 30 the the DT cord-296717-ay4wcmk3 42 31 time time NN cord-296717-ay4wcmk3 42 32 span span NN cord-296717-ay4wcmk3 42 33 is be VBZ cord-296717-ay4wcmk3 42 34 relatively relatively RB cord-296717-ay4wcmk3 42 35 short short JJ cord-296717-ay4wcmk3 42 36 . . . cord-296717-ay4wcmk3 43 1 ( ( -LRB- cord-296717-ay4wcmk3 43 2 2 2 LS cord-296717-ay4wcmk3 43 3 ) ) -RRB- cord-296717-ay4wcmk3 43 4 Indirect indirect JJ cord-296717-ay4wcmk3 43 5 indicators indicator NNS cord-296717-ay4wcmk3 43 6 obtained obtain VBN cord-296717-ay4wcmk3 43 7 from from IN cord-296717-ay4wcmk3 43 8 the the DT cord-296717-ay4wcmk3 43 9 historical historical JJ cord-296717-ay4wcmk3 43 10 data datum NNS cord-296717-ay4wcmk3 43 11 of of IN cord-296717-ay4wcmk3 43 12 the the DT cord-296717-ay4wcmk3 43 13 stock stock NN cord-296717-ay4wcmk3 43 14 market market NN cord-296717-ay4wcmk3 43 15 . . . cord-296717-ay4wcmk3 44 1 This this DT cord-296717-ay4wcmk3 44 2 method method NN cord-296717-ay4wcmk3 44 3 mainly mainly RB cord-296717-ay4wcmk3 44 4 uses use VBZ cord-296717-ay4wcmk3 44 5 historical historical JJ cord-296717-ay4wcmk3 44 6 data datum NNS cord-296717-ay4wcmk3 44 7 of of IN cord-296717-ay4wcmk3 44 8 several several JJ cord-296717-ay4wcmk3 44 9 proxies proxy NNS cord-296717-ay4wcmk3 44 10 that that WDT cord-296717-ay4wcmk3 44 11 can can MD cord-296717-ay4wcmk3 44 12 be be VB cord-296717-ay4wcmk3 44 13 observed observe VBN cord-296717-ay4wcmk3 44 14 on on IN cord-296717-ay4wcmk3 44 15 the the DT cord-296717-ay4wcmk3 44 16 stock stock NN cord-296717-ay4wcmk3 44 17 market market NN cord-296717-ay4wcmk3 44 18 to to TO cord-296717-ay4wcmk3 44 19 synthesize synthesize VB cord-296717-ay4wcmk3 44 20 the the DT cord-296717-ay4wcmk3 44 21 investor investor NN cord-296717-ay4wcmk3 44 22 sentiment sentiment NN cord-296717-ay4wcmk3 44 23 index index NN cord-296717-ay4wcmk3 44 24 . . . cord-296717-ay4wcmk3 45 1 At at IN cord-296717-ay4wcmk3 45 2 present present NN cord-296717-ay4wcmk3 45 3 , , , cord-296717-ay4wcmk3 45 4 the the DT cord-296717-ay4wcmk3 45 5 academic academic JJ cord-296717-ay4wcmk3 45 6 community community NN cord-296717-ay4wcmk3 45 7 mainly mainly RB cord-296717-ay4wcmk3 45 8 adopts adopt VBZ cord-296717-ay4wcmk3 45 9 the the DT cord-296717-ay4wcmk3 45 10 method method NN cord-296717-ay4wcmk3 45 11 proposed propose VBN cord-296717-ay4wcmk3 45 12 by by IN cord-296717-ay4wcmk3 45 13 Baker Baker NNP cord-296717-ay4wcmk3 45 14 and and CC cord-296717-ay4wcmk3 45 15 Wurgler Wurgler NNP cord-296717-ay4wcmk3 45 16 ( ( -LRB- cord-296717-ay4wcmk3 45 17 2007 2007 CD cord-296717-ay4wcmk3 45 18 ) ) -RRB- cord-296717-ay4wcmk3 45 19 . . . cord-296717-ay4wcmk3 46 1 They -PRON- PRP cord-296717-ay4wcmk3 46 2 use use VBP cord-296717-ay4wcmk3 46 3 principal principal JJ cord-296717-ay4wcmk3 46 4 component component NN cord-296717-ay4wcmk3 46 5 analysis analysis NN cord-296717-ay4wcmk3 46 6 to to TO cord-296717-ay4wcmk3 46 7 extract extract VB cord-296717-ay4wcmk3 46 8 a a DT cord-296717-ay4wcmk3 46 9 sentiment sentiment NN cord-296717-ay4wcmk3 46 10 index index NN cord-296717-ay4wcmk3 46 11 from from IN cord-296717-ay4wcmk3 46 12 six six CD cord-296717-ay4wcmk3 46 13 variables variable NNS cord-296717-ay4wcmk3 46 14 of of IN cord-296717-ay4wcmk3 46 15 the the DT cord-296717-ay4wcmk3 46 16 stock stock NN cord-296717-ay4wcmk3 46 17 market market NN cord-296717-ay4wcmk3 46 18 , , , cord-296717-ay4wcmk3 46 19 including include VBG cord-296717-ay4wcmk3 46 20 closed closed JJ cord-296717-ay4wcmk3 46 21 - - HYPH cord-296717-ay4wcmk3 46 22 end end NN cord-296717-ay4wcmk3 46 23 fund fund NN cord-296717-ay4wcmk3 46 24 discount discount NN cord-296717-ay4wcmk3 46 25 , , , cord-296717-ay4wcmk3 46 26 NYSE NYSE NNP cord-296717-ay4wcmk3 46 27 share share NN cord-296717-ay4wcmk3 46 28 turnover turnover NN cord-296717-ay4wcmk3 46 29 , , , cord-296717-ay4wcmk3 46 30 the the DT cord-296717-ay4wcmk3 46 31 number number NN cord-296717-ay4wcmk3 46 32 and and CC cord-296717-ay4wcmk3 46 33 average average JJ cord-296717-ay4wcmk3 46 34 first first JJ cord-296717-ay4wcmk3 46 35 - - HYPH cord-296717-ay4wcmk3 46 36 day day NN cord-296717-ay4wcmk3 46 37 returns return NNS cord-296717-ay4wcmk3 46 38 on on IN cord-296717-ay4wcmk3 46 39 IPOs ipo NNS cord-296717-ay4wcmk3 46 40 , , , cord-296717-ay4wcmk3 46 41 the the DT cord-296717-ay4wcmk3 46 42 equity equity NN cord-296717-ay4wcmk3 46 43 share share NN cord-296717-ay4wcmk3 46 44 in in IN cord-296717-ay4wcmk3 46 45 new new JJ cord-296717-ay4wcmk3 46 46 issues issue NNS cord-296717-ay4wcmk3 46 47 , , , cord-296717-ay4wcmk3 46 48 and and CC cord-296717-ay4wcmk3 46 49 the the DT cord-296717-ay4wcmk3 46 50 dividend dividend NN cord-296717-ay4wcmk3 46 51 premium premium NN cord-296717-ay4wcmk3 46 52 . . . cord-296717-ay4wcmk3 47 1 Although although IN cord-296717-ay4wcmk3 47 2 the the DT cord-296717-ay4wcmk3 47 3 approach approach NN cord-296717-ay4wcmk3 47 4 of of IN cord-296717-ay4wcmk3 47 5 using use VBG cord-296717-ay4wcmk3 47 6 indirect indirect JJ cord-296717-ay4wcmk3 47 7 indicators indicator NNS cord-296717-ay4wcmk3 47 8 in in IN cord-296717-ay4wcmk3 47 9 the the DT cord-296717-ay4wcmk3 47 10 stock stock NN cord-296717-ay4wcmk3 47 11 market market NN cord-296717-ay4wcmk3 47 12 is be VBZ cord-296717-ay4wcmk3 47 13 more more JJR cord-296717-ay4wcmk3 47 14 time time NN cord-296717-ay4wcmk3 47 15 - - HYPH cord-296717-ay4wcmk3 47 16 saving save VBG cord-296717-ay4wcmk3 47 17 and and CC cord-296717-ay4wcmk3 47 18 labor labor NN cord-296717-ay4wcmk3 47 19 - - HYPH cord-296717-ay4wcmk3 47 20 saving saving NN cord-296717-ay4wcmk3 47 21 than than IN cord-296717-ay4wcmk3 47 22 survey survey NN cord-296717-ay4wcmk3 47 23 and and CC cord-296717-ay4wcmk3 47 24 interview interview NN cord-296717-ay4wcmk3 47 25 , , , cord-296717-ay4wcmk3 47 26 it -PRON- PRP cord-296717-ay4wcmk3 47 27 is be VBZ cord-296717-ay4wcmk3 47 28 limited limit VBN cord-296717-ay4wcmk3 47 29 by by IN cord-296717-ay4wcmk3 47 30 some some DT cord-296717-ay4wcmk3 47 31 conditions condition NNS cord-296717-ay4wcmk3 47 32 such such JJ cord-296717-ay4wcmk3 47 33 as as IN cord-296717-ay4wcmk3 47 34 index index NN cord-296717-ay4wcmk3 47 35 selection selection NN cord-296717-ay4wcmk3 47 36 and and CC cord-296717-ay4wcmk3 47 37 synthesis synthesis NN cord-296717-ay4wcmk3 47 38 methods method NNS cord-296717-ay4wcmk3 47 39 . . . cord-296717-ay4wcmk3 48 1 Furthermore furthermore RB cord-296717-ay4wcmk3 48 2 , , , cord-296717-ay4wcmk3 48 3 using use VBG cord-296717-ay4wcmk3 48 4 market market NN cord-296717-ay4wcmk3 48 5 J J NNP cord-296717-ay4wcmk3 48 6 o o NN cord-296717-ay4wcmk3 48 7 u u NN cord-296717-ay4wcmk3 48 8 r r NN cord-296717-ay4wcmk3 48 9 n n NN cord-296717-ay4wcmk3 48 10 a a DT cord-296717-ay4wcmk3 48 11 l l NN cord-296717-ay4wcmk3 48 12 P p NN cord-296717-ay4wcmk3 48 13 r r NN cord-296717-ay4wcmk3 48 14 e e NN cord-296717-ay4wcmk3 48 15 -p -p NN cord-296717-ay4wcmk3 48 16 r r NN cord-296717-ay4wcmk3 49 1 o o UH cord-296717-ay4wcmk3 49 2 o o NN cord-296717-ay4wcmk3 50 1 f f LS cord-296717-ay4wcmk3 50 2 variables variable NNS cord-296717-ay4wcmk3 50 3 as as IN cord-296717-ay4wcmk3 50 4 proxies proxy NNS cord-296717-ay4wcmk3 50 5 for for IN cord-296717-ay4wcmk3 50 6 investor investor NN cord-296717-ay4wcmk3 50 7 sentiment sentiment NN cord-296717-ay4wcmk3 50 8 may may MD cord-296717-ay4wcmk3 50 9 not not RB cord-296717-ay4wcmk3 50 10 only only RB cord-296717-ay4wcmk3 50 11 reflect reflect VB cord-296717-ay4wcmk3 50 12 investor investor NN cord-296717-ay4wcmk3 50 13 sentiment sentiment NN cord-296717-ay4wcmk3 50 14 , , , cord-296717-ay4wcmk3 50 15 but but CC cord-296717-ay4wcmk3 50 16 also also RB cord-296717-ay4wcmk3 50 17 reflects reflect VBZ cord-296717-ay4wcmk3 50 18 the the DT cord-296717-ay4wcmk3 50 19 equilibrium equilibrium NN cord-296717-ay4wcmk3 50 20 results result NNS cord-296717-ay4wcmk3 50 21 after after IN cord-296717-ay4wcmk3 50 22 the the DT cord-296717-ay4wcmk3 50 23 interaction interaction NN cord-296717-ay4wcmk3 50 24 of of IN cord-296717-ay4wcmk3 50 25 sentiment sentiment NN cord-296717-ay4wcmk3 50 26 and and CC cord-296717-ay4wcmk3 50 27 other other JJ cord-296717-ay4wcmk3 50 28 economic economic JJ cord-296717-ay4wcmk3 50 29 factors factor NNS cord-296717-ay4wcmk3 50 30 ( ( -LRB- cord-296717-ay4wcmk3 50 31 Da Da NNP cord-296717-ay4wcmk3 50 32 et et FW cord-296717-ay4wcmk3 50 33 al al NNP cord-296717-ay4wcmk3 50 34 . . NNP cord-296717-ay4wcmk3 50 35 , , , cord-296717-ay4wcmk3 50 36 2014 2014 CD cord-296717-ay4wcmk3 50 37 ; ; : cord-296717-ay4wcmk3 50 38 Qiu Qiu NNP cord-296717-ay4wcmk3 50 39 and and CC cord-296717-ay4wcmk3 50 40 Welch Welch NNP cord-296717-ay4wcmk3 50 41 , , , cord-296717-ay4wcmk3 50 42 2004 2004 CD cord-296717-ay4wcmk3 50 43 ) ) -RRB- cord-296717-ay4wcmk3 50 44 . . . cord-296717-ay4wcmk3 51 1 ( ( -LRB- cord-296717-ay4wcmk3 51 2 3 3 LS cord-296717-ay4wcmk3 51 3 ) ) -RRB- cord-296717-ay4wcmk3 51 4 Analysis analysis NN cord-296717-ay4wcmk3 51 5 of of IN cord-296717-ay4wcmk3 51 6 information information NN cord-296717-ay4wcmk3 51 7 on on IN cord-296717-ay4wcmk3 51 8 the the DT cord-296717-ay4wcmk3 51 9 Internet internet NN cord-296717-ay4wcmk3 51 10 . . . cord-296717-ay4wcmk3 52 1 Many many JJ cord-296717-ay4wcmk3 52 2 researchers researcher NNS cord-296717-ay4wcmk3 52 3 start start VBP cord-296717-ay4wcmk3 52 4 with with IN cord-296717-ay4wcmk3 52 5 the the DT cord-296717-ay4wcmk3 52 6 Internet internet NN cord-296717-ay4wcmk3 52 7 information information NN cord-296717-ay4wcmk3 52 8 and and CC cord-296717-ay4wcmk3 52 9 apply apply VB cord-296717-ay4wcmk3 52 10 text text NN cord-296717-ay4wcmk3 52 11 analysis analysis NN cord-296717-ay4wcmk3 52 12 to to TO cord-296717-ay4wcmk3 52 13 analyze analyze VB cord-296717-ay4wcmk3 52 14 the the DT cord-296717-ay4wcmk3 52 15 information information NN cord-296717-ay4wcmk3 52 16 released release VBN cord-296717-ay4wcmk3 52 17 by by IN cord-296717-ay4wcmk3 52 18 investors investor NNS cord-296717-ay4wcmk3 52 19 on on IN cord-296717-ay4wcmk3 52 20 social social JJ cord-296717-ay4wcmk3 52 21 platforms platform NNS cord-296717-ay4wcmk3 52 22 or or CC cord-296717-ay4wcmk3 52 23 searched search VBD cord-296717-ay4wcmk3 52 24 content content NN cord-296717-ay4wcmk3 52 25 to to TO cord-296717-ay4wcmk3 52 26 get get VB cord-296717-ay4wcmk3 52 27 the the DT cord-296717-ay4wcmk3 52 28 investor investor NN cord-296717-ay4wcmk3 52 29 sentiment sentiment NN cord-296717-ay4wcmk3 52 30 . . . cord-296717-ay4wcmk3 53 1 This this DT cord-296717-ay4wcmk3 53 2 method method NN cord-296717-ay4wcmk3 53 3 avoids avoid VBZ cord-296717-ay4wcmk3 53 4 the the DT cord-296717-ay4wcmk3 53 5 shortcomings shortcoming NNS cord-296717-ay4wcmk3 53 6 of of IN cord-296717-ay4wcmk3 53 7 the the DT cord-296717-ay4wcmk3 53 8 first first JJ cord-296717-ay4wcmk3 53 9 two two CD cord-296717-ay4wcmk3 53 10 methods method NNS cord-296717-ay4wcmk3 53 11 , , , cord-296717-ay4wcmk3 53 12 but but CC cord-296717-ay4wcmk3 53 13 is be VBZ cord-296717-ay4wcmk3 53 14 susceptible susceptible JJ cord-296717-ay4wcmk3 53 15 to to IN cord-296717-ay4wcmk3 53 16 network network NN cord-296717-ay4wcmk3 53 17 noise noise NN cord-296717-ay4wcmk3 53 18 information information NN cord-296717-ay4wcmk3 53 19 . . . cord-296717-ay4wcmk3 54 1 Text Text NNP cord-296717-ay4wcmk3 54 2 data datum NNS cord-296717-ay4wcmk3 54 3 mainly mainly RB cord-296717-ay4wcmk3 54 4 includes include VBZ cord-296717-ay4wcmk3 54 5 Yahoo Yahoo NNP cord-296717-ay4wcmk3 54 6 Finance Finance NNP cord-296717-ay4wcmk3 54 7 posts post NNS cord-296717-ay4wcmk3 54 8 ( ( -LRB- cord-296717-ay4wcmk3 54 9 Antweiler Antweiler NNP cord-296717-ay4wcmk3 54 10 and and CC cord-296717-ay4wcmk3 54 11 Frank Frank NNP cord-296717-ay4wcmk3 54 12 , , , cord-296717-ay4wcmk3 54 13 2004 2004 CD cord-296717-ay4wcmk3 54 14 ; ; : cord-296717-ay4wcmk3 54 15 Das Das NNP cord-296717-ay4wcmk3 54 16 and and CC cord-296717-ay4wcmk3 54 17 Chen Chen NNP cord-296717-ay4wcmk3 54 18 , , , cord-296717-ay4wcmk3 54 19 2007 2007 CD cord-296717-ay4wcmk3 54 20 ; ; : cord-296717-ay4wcmk3 54 21 Kim Kim NNP cord-296717-ay4wcmk3 54 22 and and CC cord-296717-ay4wcmk3 54 23 Kim Kim NNP cord-296717-ay4wcmk3 54 24 , , , cord-296717-ay4wcmk3 54 25 2014 2014 CD cord-296717-ay4wcmk3 54 26 ; ; : cord-296717-ay4wcmk3 54 27 Tsukioka Tsukioka NNP cord-296717-ay4wcmk3 54 28 et et NNP cord-296717-ay4wcmk3 54 29 al al NNP cord-296717-ay4wcmk3 54 30 . . NNP cord-296717-ay4wcmk3 54 31 , , , cord-296717-ay4wcmk3 54 32 2018 2018 CD cord-296717-ay4wcmk3 54 33 ) ) -RRB- cord-296717-ay4wcmk3 54 34 , , , cord-296717-ay4wcmk3 54 35 WeChat WeChat NNP cord-296717-ay4wcmk3 54 36 ( ( -LRB- cord-296717-ay4wcmk3 54 37 Shi Shi NNP cord-296717-ay4wcmk3 54 38 et et FW cord-296717-ay4wcmk3 54 39 al al NNP cord-296717-ay4wcmk3 54 40 . . . cord-296717-ay4wcmk3 54 41 2018 2018 CD cord-296717-ay4wcmk3 54 42 ) ) -RRB- cord-296717-ay4wcmk3 54 43 , , , cord-296717-ay4wcmk3 54 44 Weibo Weibo NNP cord-296717-ay4wcmk3 54 45 platform platform NN cord-296717-ay4wcmk3 54 46 ( ( -LRB- cord-296717-ay4wcmk3 54 47 Checkley Checkley NNP cord-296717-ay4wcmk3 54 48 et et NNP cord-296717-ay4wcmk3 54 49 al al NNP cord-296717-ay4wcmk3 54 50 . . NNP cord-296717-ay4wcmk3 54 51 , , , cord-296717-ay4wcmk3 54 52 2017 2017 CD cord-296717-ay4wcmk3 54 53 ; ; : cord-296717-ay4wcmk3 54 54 Renault Renault NNP cord-296717-ay4wcmk3 54 55 , , , cord-296717-ay4wcmk3 54 56 2017 2017 CD cord-296717-ay4wcmk3 54 57 ) ) -RRB- cord-296717-ay4wcmk3 54 58 , , , cord-296717-ay4wcmk3 54 59 Twitter Twitter NNP cord-296717-ay4wcmk3 54 60 ( ( -LRB- cord-296717-ay4wcmk3 54 61 Behrendt Behrendt NNP cord-296717-ay4wcmk3 54 62 and and CC cord-296717-ay4wcmk3 54 63 Schmidt Schmidt NNP cord-296717-ay4wcmk3 54 64 , , , cord-296717-ay4wcmk3 54 65 2018 2018 CD cord-296717-ay4wcmk3 54 66 ; ; : cord-296717-ay4wcmk3 54 67 Li Li NNP cord-296717-ay4wcmk3 54 68 et et NNP cord-296717-ay4wcmk3 54 69 al al NNP cord-296717-ay4wcmk3 54 70 . . NNP cord-296717-ay4wcmk3 54 71 , , , cord-296717-ay4wcmk3 54 72 2017 2017 CD cord-296717-ay4wcmk3 54 73 ) ) -RRB- cord-296717-ay4wcmk3 54 74 and and CC cord-296717-ay4wcmk3 54 75 Google Google NNP cord-296717-ay4wcmk3 54 76 search search NN cord-296717-ay4wcmk3 54 77 ( ( -LRB- cord-296717-ay4wcmk3 54 78 Da Da NNP cord-296717-ay4wcmk3 54 79 et et FW cord-296717-ay4wcmk3 54 80 al al NNP cord-296717-ay4wcmk3 54 81 . . NNP cord-296717-ay4wcmk3 54 82 , , , cord-296717-ay4wcmk3 54 83 2014 2014 CD cord-296717-ay4wcmk3 54 84 ; ; : cord-296717-ay4wcmk3 54 85 Gao Gao NNP cord-296717-ay4wcmk3 54 86 et et NNP cord-296717-ay4wcmk3 54 87 al al NNP cord-296717-ay4wcmk3 54 88 . . . cord-296717-ay4wcmk3 54 89 2019 2019 CD cord-296717-ay4wcmk3 54 90 ) ) -RRB- cord-296717-ay4wcmk3 54 91 , , , cord-296717-ay4wcmk3 54 92 etc etc FW cord-296717-ay4wcmk3 54 93 . . . cord-296717-ay4wcmk3 55 1 The the DT cord-296717-ay4wcmk3 55 2 purpose purpose NN cord-296717-ay4wcmk3 55 3 of of IN cord-296717-ay4wcmk3 55 4 this this DT cord-296717-ay4wcmk3 55 5 paper paper NN cord-296717-ay4wcmk3 55 6 is be VBZ cord-296717-ay4wcmk3 55 7 to to TO cord-296717-ay4wcmk3 55 8 investigate investigate VB cord-296717-ay4wcmk3 55 9 the the DT cord-296717-ay4wcmk3 55 10 ability ability NN cord-296717-ay4wcmk3 55 11 of of IN cord-296717-ay4wcmk3 55 12 the the DT cord-296717-ay4wcmk3 55 13 Chinese chinese JJ cord-296717-ay4wcmk3 55 14 volatility volatility NN cord-296717-ay4wcmk3 55 15 index index NN cord-296717-ay4wcmk3 55 16 iVX ivx XX cord-296717-ay4wcmk3 55 17 to to TO cord-296717-ay4wcmk3 55 18 represent represent VB cord-296717-ay4wcmk3 55 19 investor investor NN cord-296717-ay4wcmk3 55 20 sentiment sentiment NN cord-296717-ay4wcmk3 55 21 . . . cord-296717-ay4wcmk3 56 1 Since since IN cord-296717-ay4wcmk3 56 2 iVX iVX NNP cord-296717-ay4wcmk3 56 3 is be VBZ cord-296717-ay4wcmk3 56 4 computed compute VBN cord-296717-ay4wcmk3 56 5 given give VBN cord-296717-ay4wcmk3 56 6 the the DT cord-296717-ay4wcmk3 56 7 option option NN cord-296717-ay4wcmk3 56 8 prices price NNS cord-296717-ay4wcmk3 56 9 and and CC cord-296717-ay4wcmk3 56 10 the the DT cord-296717-ay4wcmk3 56 11 prices price NNS cord-296717-ay4wcmk3 56 12 reflect reflect VBP cord-296717-ay4wcmk3 56 13 the the DT cord-296717-ay4wcmk3 56 14 expectations expectation NNS cord-296717-ay4wcmk3 56 15 of of IN cord-296717-ay4wcmk3 56 16 the the DT cord-296717-ay4wcmk3 56 17 stock stock NN cord-296717-ay4wcmk3 56 18 market market NN cord-296717-ay4wcmk3 56 19 by by IN cord-296717-ay4wcmk3 56 20 the the DT cord-296717-ay4wcmk3 56 21 investors investor NNS cord-296717-ay4wcmk3 56 22 , , , cord-296717-ay4wcmk3 56 23 thus thus RB cord-296717-ay4wcmk3 56 24 iVX iVX NNP cord-296717-ay4wcmk3 56 25 reveals reveal VBZ cord-296717-ay4wcmk3 56 26 the the DT cord-296717-ay4wcmk3 56 27 investors investor NNS cord-296717-ay4wcmk3 56 28 ' ' POS cord-296717-ay4wcmk3 56 29 predictions prediction NNS cord-296717-ay4wcmk3 56 30 towards towards IN cord-296717-ay4wcmk3 56 31 future future NN cord-296717-ay4wcmk3 56 32 of of IN cord-296717-ay4wcmk3 56 33 the the DT cord-296717-ay4wcmk3 56 34 stocks stock NNS cord-296717-ay4wcmk3 56 35 . . . cord-296717-ay4wcmk3 57 1 And and CC cord-296717-ay4wcmk3 57 2 the the DT cord-296717-ay4wcmk3 57 3 predictions prediction NNS cord-296717-ay4wcmk3 57 4 reflect reflect VBP cord-296717-ay4wcmk3 57 5 the the DT cord-296717-ay4wcmk3 57 6 investors investor NNS cord-296717-ay4wcmk3 57 7 ' ' POS cord-296717-ay4wcmk3 57 8 sentiment sentiment NN cord-296717-ay4wcmk3 57 9 . . . cord-296717-ay4wcmk3 58 1 Therefore therefore RB cord-296717-ay4wcmk3 58 2 , , , cord-296717-ay4wcmk3 58 3 iVX ivx XX cord-296717-ay4wcmk3 58 4 can can MD cord-296717-ay4wcmk3 58 5 simultaneously simultaneously RB cord-296717-ay4wcmk3 58 6 represent represent VB cord-296717-ay4wcmk3 58 7 the the DT cord-296717-ay4wcmk3 58 8 investors investor NNS cord-296717-ay4wcmk3 58 9 ' ' POS cord-296717-ay4wcmk3 58 10 sentiment sentiment NN cord-296717-ay4wcmk3 58 11 in in IN cord-296717-ay4wcmk3 58 12 theory theory NN cord-296717-ay4wcmk3 58 13 . . . cord-296717-ay4wcmk3 59 1 Li Li NNP cord-296717-ay4wcmk3 59 2 et et NNP cord-296717-ay4wcmk3 59 3 al al NNP cord-296717-ay4wcmk3 59 4 . . . cord-296717-ay4wcmk3 60 1 ( ( -LRB- cord-296717-ay4wcmk3 60 2 2019 2019 CD cord-296717-ay4wcmk3 60 3 ) ) -RRB- cord-296717-ay4wcmk3 60 4 find find VBP cord-296717-ay4wcmk3 60 5 that that IN cord-296717-ay4wcmk3 60 6 iVX ivx XX cord-296717-ay4wcmk3 60 7 is be VBZ cord-296717-ay4wcmk3 60 8 negatively negatively RB cord-296717-ay4wcmk3 60 9 associated associate VBN cord-296717-ay4wcmk3 60 10 with with IN cord-296717-ay4wcmk3 60 11 the the DT cord-296717-ay4wcmk3 60 12 price price NN cord-296717-ay4wcmk3 60 13 and and CC cord-296717-ay4wcmk3 60 14 return return NN cord-296717-ay4wcmk3 60 15 of of IN cord-296717-ay4wcmk3 60 16 Shanghai Shanghai NNP cord-296717-ay4wcmk3 60 17 50ETF 50ETF NNP cord-296717-ay4wcmk3 60 18 separately separately RB cord-296717-ay4wcmk3 60 19 , , , cord-296717-ay4wcmk3 60 20 which which WDT cord-296717-ay4wcmk3 60 21 indirectly indirectly RB cord-296717-ay4wcmk3 60 22 proves prove VBZ cord-296717-ay4wcmk3 60 23 that that IN cord-296717-ay4wcmk3 60 24 iVX ivx XX cord-296717-ay4wcmk3 60 25 could could MD cord-296717-ay4wcmk3 60 26 reflect reflect VB cord-296717-ay4wcmk3 60 27 investors investor NNS cord-296717-ay4wcmk3 60 28 ' ' POS cord-296717-ay4wcmk3 60 29 panic panic NN cord-296717-ay4wcmk3 60 30 sentiment sentiment NN cord-296717-ay4wcmk3 60 31 , , , cord-296717-ay4wcmk3 60 32 but but CC cord-296717-ay4wcmk3 60 33 did do VBD cord-296717-ay4wcmk3 60 34 not not RB cord-296717-ay4wcmk3 60 35 directly directly RB cord-296717-ay4wcmk3 60 36 measure measure VB cord-296717-ay4wcmk3 60 37 the the DT cord-296717-ay4wcmk3 60 38 sentiment sentiment NN cord-296717-ay4wcmk3 60 39 . . . cord-296717-ay4wcmk3 61 1 Regarding regard VBG cord-296717-ay4wcmk3 61 2 the the DT cord-296717-ay4wcmk3 61 3 sentiment sentiment NN cord-296717-ay4wcmk3 61 4 representation representation NN cord-296717-ay4wcmk3 61 5 of of IN cord-296717-ay4wcmk3 61 6 the the DT cord-296717-ay4wcmk3 61 7 VIX VIX NNP cord-296717-ay4wcmk3 61 8 created create VBN cord-296717-ay4wcmk3 61 9 by by IN cord-296717-ay4wcmk3 61 10 CBOE CBOE NNP cord-296717-ay4wcmk3 61 11 , , , cord-296717-ay4wcmk3 61 12 most most JJS cord-296717-ay4wcmk3 61 13 of of IN cord-296717-ay4wcmk3 61 14 the the DT cord-296717-ay4wcmk3 61 15 researches research NNS cord-296717-ay4wcmk3 61 16 take take VBP cord-296717-ay4wcmk3 61 17 it -PRON- PRP cord-296717-ay4wcmk3 61 18 as as IN cord-296717-ay4wcmk3 61 19 the the DT cord-296717-ay4wcmk3 61 20 known know VBN cord-296717-ay4wcmk3 61 21 facts fact NNS cord-296717-ay4wcmk3 61 22 and and CC cord-296717-ay4wcmk3 61 23 conduct conduct VB cord-296717-ay4wcmk3 61 24 research research NN cord-296717-ay4wcmk3 61 25 on on IN cord-296717-ay4wcmk3 61 26 this this DT cord-296717-ay4wcmk3 61 27 basis basis NN cord-296717-ay4wcmk3 61 28 ( ( -LRB- cord-296717-ay4wcmk3 61 29 Pan Pan NNP cord-296717-ay4wcmk3 61 30 , , , cord-296717-ay4wcmk3 61 31 2018 2018 CD cord-296717-ay4wcmk3 61 32 ; ; : cord-296717-ay4wcmk3 61 33 Smales Smales NNP cord-296717-ay4wcmk3 61 34 , , , cord-296717-ay4wcmk3 61 35 2017 2017 CD cord-296717-ay4wcmk3 61 36 ; ; : cord-296717-ay4wcmk3 61 37 Yang Yang NNP cord-296717-ay4wcmk3 61 38 et et NNP cord-296717-ay4wcmk3 61 39 al al NNP cord-296717-ay4wcmk3 61 40 . . NNP cord-296717-ay4wcmk3 61 41 , , , cord-296717-ay4wcmk3 61 42 2016 2016 CD cord-296717-ay4wcmk3 61 43 ) ) -RRB- cord-296717-ay4wcmk3 61 44 . . . cord-296717-ay4wcmk3 62 1 However however RB cord-296717-ay4wcmk3 62 2 , , , cord-296717-ay4wcmk3 62 3 there there EX cord-296717-ay4wcmk3 62 4 is be VBZ cord-296717-ay4wcmk3 62 5 little little JJ cord-296717-ay4wcmk3 62 6 literature literature NN cord-296717-ay4wcmk3 62 7 that that WDT cord-296717-ay4wcmk3 62 8 confirms confirm VBZ cord-296717-ay4wcmk3 62 9 VIX vix NN cord-296717-ay4wcmk3 62 10 has have VBZ cord-296717-ay4wcmk3 62 11 this this DT cord-296717-ay4wcmk3 62 12 effect effect NN cord-296717-ay4wcmk3 62 13 . . . cord-296717-ay4wcmk3 63 1 Some some DT cord-296717-ay4wcmk3 63 2 of of IN cord-296717-ay4wcmk3 63 3 them -PRON- PRP cord-296717-ay4wcmk3 63 4 indirectly indirectly RB cord-296717-ay4wcmk3 63 5 proves prove VBZ cord-296717-ay4wcmk3 63 6 it -PRON- PRP cord-296717-ay4wcmk3 63 7 by by IN cord-296717-ay4wcmk3 63 8 analyzing analyze VBG cord-296717-ay4wcmk3 63 9 the the DT cord-296717-ay4wcmk3 63 10 negative negative JJ cord-296717-ay4wcmk3 63 11 correlation correlation NN cord-296717-ay4wcmk3 63 12 between between IN cord-296717-ay4wcmk3 63 13 VIX vix NN cord-296717-ay4wcmk3 63 14 's 's POS cord-296717-ay4wcmk3 63 15 change change NN cord-296717-ay4wcmk3 63 16 and and CC cord-296717-ay4wcmk3 63 17 the the DT cord-296717-ay4wcmk3 63 18 return return NN cord-296717-ay4wcmk3 63 19 rate rate NN cord-296717-ay4wcmk3 63 20 of of IN cord-296717-ay4wcmk3 63 21 the the DT cord-296717-ay4wcmk3 63 22 underlying underlying JJ cord-296717-ay4wcmk3 63 23 index index NN cord-296717-ay4wcmk3 63 24 ( ( -LRB- cord-296717-ay4wcmk3 63 25 Smales,2016 smales,2016 RB cord-296717-ay4wcmk3 63 26 ; ; : cord-296717-ay4wcmk3 63 27 Whaley Whaley NNP cord-296717-ay4wcmk3 63 28 , , , cord-296717-ay4wcmk3 63 29 2000 2000 CD cord-296717-ay4wcmk3 63 30 ; ; : cord-296717-ay4wcmk3 63 31 Whaley Whaley NNP cord-296717-ay4wcmk3 63 32 , , , cord-296717-ay4wcmk3 63 33 2009 2009 CD cord-296717-ay4wcmk3 63 34 ) ) -RRB- cord-296717-ay4wcmk3 63 35 . . . cord-296717-ay4wcmk3 64 1 The the DT cord-296717-ay4wcmk3 64 2 researches research NNS cord-296717-ay4wcmk3 64 3 which which WDT cord-296717-ay4wcmk3 64 4 directly directly RB cord-296717-ay4wcmk3 64 5 prove prove VBP cord-296717-ay4wcmk3 64 6 it -PRON- PRP cord-296717-ay4wcmk3 64 7 only only RB cord-296717-ay4wcmk3 64 8 involve involve VBP cord-296717-ay4wcmk3 64 9 the the DT cord-296717-ay4wcmk3 64 10 relationship relationship NN cord-296717-ay4wcmk3 64 11 of of IN cord-296717-ay4wcmk3 64 12 volatility volatility NN cord-296717-ay4wcmk3 64 13 index index NN cord-296717-ay4wcmk3 64 14 on on IN cord-296717-ay4wcmk3 64 15 sentiment sentiment NN cord-296717-ay4wcmk3 64 16 index index NN cord-296717-ay4wcmk3 64 17 based base VBN cord-296717-ay4wcmk3 64 18 on on IN cord-296717-ay4wcmk3 64 19 news news NN cord-296717-ay4wcmk3 64 20 , , , cord-296717-ay4wcmk3 64 21 social social JJ cord-296717-ay4wcmk3 64 22 media medium NNS cord-296717-ay4wcmk3 64 23 or or CC cord-296717-ay4wcmk3 64 24 other other JJ cord-296717-ay4wcmk3 64 25 single single JJ cord-296717-ay4wcmk3 64 26 - - HYPH cord-296717-ay4wcmk3 64 27 level level NN cord-296717-ay4wcmk3 64 28 sentiment sentiment NN cord-296717-ay4wcmk3 64 29 ( ( -LRB- cord-296717-ay4wcmk3 64 30 Pineiro Pineiro NNP cord-296717-ay4wcmk3 64 31 et et NNP cord-296717-ay4wcmk3 64 32 al al NNP cord-296717-ay4wcmk3 64 33 . . NNP cord-296717-ay4wcmk3 64 34 , , , cord-296717-ay4wcmk3 64 35 2016 2016 CD cord-296717-ay4wcmk3 64 36 ; ; : cord-296717-ay4wcmk3 64 37 Smales Smales NNP cord-296717-ay4wcmk3 64 38 , , , cord-296717-ay4wcmk3 64 39 2014 2014 CD cord-296717-ay4wcmk3 64 40 ; ; : cord-296717-ay4wcmk3 64 41 Zhang Zhang NNP cord-296717-ay4wcmk3 64 42 , , , cord-296717-ay4wcmk3 64 43 2011 2011 CD cord-296717-ay4wcmk3 64 44 ) ) -RRB- cord-296717-ay4wcmk3 64 45 . . . cord-296717-ay4wcmk3 65 1 In in IN cord-296717-ay4wcmk3 65 2 order order NN cord-296717-ay4wcmk3 65 3 to to TO cord-296717-ay4wcmk3 65 4 obtain obtain VB cord-296717-ay4wcmk3 65 5 fluctuations fluctuation NNS cord-296717-ay4wcmk3 65 6 on on IN cord-296717-ay4wcmk3 65 7 different different JJ cord-296717-ay4wcmk3 65 8 time time NN cord-296717-ay4wcmk3 65 9 scales scale NNS cord-296717-ay4wcmk3 65 10 , , , cord-296717-ay4wcmk3 65 11 this this DT cord-296717-ay4wcmk3 65 12 paper paper NN cord-296717-ay4wcmk3 65 13 will will MD cord-296717-ay4wcmk3 65 14 use use VB cord-296717-ay4wcmk3 65 15 Ensemble Ensemble NNP cord-296717-ay4wcmk3 65 16 Empirical empirical JJ cord-296717-ay4wcmk3 65 17 Mode mode NN cord-296717-ay4wcmk3 65 18 Decomposition decomposition NN cord-296717-ay4wcmk3 65 19 ( ( -LRB- cord-296717-ay4wcmk3 65 20 EEMD EEMD NNP cord-296717-ay4wcmk3 65 21 ) ) -RRB- cord-296717-ay4wcmk3 65 22 to to TO cord-296717-ay4wcmk3 65 23 decompose decompose VB cord-296717-ay4wcmk3 65 24 iVX ivx XX cord-296717-ay4wcmk3 65 25 . . . cord-296717-ay4wcmk3 66 1 EEMD EEMD NNP cord-296717-ay4wcmk3 66 2 provides provide VBZ cord-296717-ay4wcmk3 66 3 a a DT cord-296717-ay4wcmk3 66 4 J J NNP cord-296717-ay4wcmk3 66 5 o o NN cord-296717-ay4wcmk3 66 6 u u NN cord-296717-ay4wcmk3 66 7 r r NN cord-296717-ay4wcmk3 66 8 n n NN cord-296717-ay4wcmk3 66 9 a a DT cord-296717-ay4wcmk3 66 10 l l NN cord-296717-ay4wcmk3 66 11 P p NN cord-296717-ay4wcmk3 66 12 r r NN cord-296717-ay4wcmk3 66 13 e e NN cord-296717-ay4wcmk3 66 14 -p -p NN cord-296717-ay4wcmk3 66 15 r r NN cord-296717-ay4wcmk3 66 16 o o NN cord-296717-ay4wcmk3 66 17 o o NN cord-296717-ay4wcmk3 66 18 f f NN cord-296717-ay4wcmk3 66 19 feasible feasible JJ cord-296717-ay4wcmk3 66 20 way way NN cord-296717-ay4wcmk3 66 21 to to TO cord-296717-ay4wcmk3 66 22 deal deal VB cord-296717-ay4wcmk3 66 23 with with IN cord-296717-ay4wcmk3 66 24 non non JJ cord-296717-ay4wcmk3 66 25 - - JJ cord-296717-ay4wcmk3 66 26 linear linear JJ cord-296717-ay4wcmk3 66 27 and and CC cord-296717-ay4wcmk3 66 28 non non JJ cord-296717-ay4wcmk3 66 29 - - JJ cord-296717-ay4wcmk3 66 30 stationary stationary JJ cord-296717-ay4wcmk3 66 31 data datum NNS cord-296717-ay4wcmk3 66 32 . . . cord-296717-ay4wcmk3 67 1 It -PRON- PRP cord-296717-ay4wcmk3 67 2 consists consist VBZ cord-296717-ay4wcmk3 67 3 in in IN cord-296717-ay4wcmk3 67 4 a a DT cord-296717-ay4wcmk3 67 5 local local JJ cord-296717-ay4wcmk3 67 6 and and CC cord-296717-ay4wcmk3 67 7 fully fully RB cord-296717-ay4wcmk3 67 8 data data NN cord-296717-ay4wcmk3 67 9 - - HYPH cord-296717-ay4wcmk3 67 10 driven drive VBN cord-296717-ay4wcmk3 67 11 separation separation NN cord-296717-ay4wcmk3 67 12 of of IN cord-296717-ay4wcmk3 67 13 a a DT cord-296717-ay4wcmk3 67 14 signal signal NN cord-296717-ay4wcmk3 67 15 in in IN cord-296717-ay4wcmk3 67 16 fast fast JJ cord-296717-ay4wcmk3 67 17 and and CC cord-296717-ay4wcmk3 67 18 slow slow JJ cord-296717-ay4wcmk3 67 19 oscillations oscillation NNS cord-296717-ay4wcmk3 67 20 ( ( -LRB- cord-296717-ay4wcmk3 67 21 Torres Torres NNP cord-296717-ay4wcmk3 67 22 et et NNP cord-296717-ay4wcmk3 67 23 al al NNP cord-296717-ay4wcmk3 67 24 . . NNP cord-296717-ay4wcmk3 67 25 , , , cord-296717-ay4wcmk3 67 26 2011 2011 CD cord-296717-ay4wcmk3 67 27 ) ) -RRB- cord-296717-ay4wcmk3 67 28 . . . cord-296717-ay4wcmk3 68 1 It -PRON- PRP cord-296717-ay4wcmk3 68 2 has have VBZ cord-296717-ay4wcmk3 68 3 been be VBN cord-296717-ay4wcmk3 68 4 widely widely RB cord-296717-ay4wcmk3 68 5 used use VBN cord-296717-ay4wcmk3 68 6 in in IN cord-296717-ay4wcmk3 68 7 industry industry NN cord-296717-ay4wcmk3 68 8 and and CC cord-296717-ay4wcmk3 68 9 resources resource NNS cord-296717-ay4wcmk3 69 1 ( ( -LRB- cord-296717-ay4wcmk3 69 2 Wang Wang NNP cord-296717-ay4wcmk3 69 3 et et NNP cord-296717-ay4wcmk3 69 4 al al NNP cord-296717-ay4wcmk3 69 5 , , , cord-296717-ay4wcmk3 69 6 2014 2014 CD cord-296717-ay4wcmk3 69 7 ; ; : cord-296717-ay4wcmk3 69 8 Wang Wang NNP cord-296717-ay4wcmk3 69 9 et et NNP cord-296717-ay4wcmk3 69 10 al al NNP cord-296717-ay4wcmk3 69 11 . . . cord-296717-ay4wcmk3 70 1 , , , cord-296717-ay4wcmk3 70 2 2013 2013 CD cord-296717-ay4wcmk3 70 3 ; ; : cord-296717-ay4wcmk3 70 4 Lei Lei NNP cord-296717-ay4wcmk3 70 5 and and CC cord-296717-ay4wcmk3 70 6 Zuo Zuo NNP cord-296717-ay4wcmk3 70 7 , , , cord-296717-ay4wcmk3 70 8 2009 2009 CD cord-296717-ay4wcmk3 70 9 ) ) -RRB- cord-296717-ay4wcmk3 70 10 . . . cord-296717-ay4wcmk3 71 1 Meanwhile meanwhile RB cord-296717-ay4wcmk3 71 2 , , , cord-296717-ay4wcmk3 71 3 Zhang Zhang NNP cord-296717-ay4wcmk3 71 4 ( ( -LRB- cord-296717-ay4wcmk3 71 5 2008 2008 CD cord-296717-ay4wcmk3 71 6 ) ) -RRB- cord-296717-ay4wcmk3 71 7 and and CC cord-296717-ay4wcmk3 71 8 Yu Yu NNP cord-296717-ay4wcmk3 71 9 et et NNP cord-296717-ay4wcmk3 71 10 al al NNP cord-296717-ay4wcmk3 71 11 . . . cord-296717-ay4wcmk3 72 1 ( ( -LRB- cord-296717-ay4wcmk3 72 2 2008 2008 CD cord-296717-ay4wcmk3 72 3 have have VBP cord-296717-ay4wcmk3 72 4 successfully successfully RB cord-296717-ay4wcmk3 72 5 applied apply VBN cord-296717-ay4wcmk3 72 6 this this DT cord-296717-ay4wcmk3 72 7 idea idea NN cord-296717-ay4wcmk3 72 8 to to IN cord-296717-ay4wcmk3 72 9 the the DT cord-296717-ay4wcmk3 72 10 field field NN cord-296717-ay4wcmk3 72 11 of of IN cord-296717-ay4wcmk3 72 12 social social JJ cord-296717-ay4wcmk3 72 13 science science NN cord-296717-ay4wcmk3 72 14 , , , cord-296717-ay4wcmk3 72 15 and and CC cord-296717-ay4wcmk3 72 16 prove prove VB cord-296717-ay4wcmk3 72 17 that that IN cord-296717-ay4wcmk3 72 18 the the DT cord-296717-ay4wcmk3 72 19 integrated integrate VBN cord-296717-ay4wcmk3 72 20 empirical empirical JJ cord-296717-ay4wcmk3 72 21 mode mode NN cord-296717-ay4wcmk3 72 22 decomposition decomposition NN cord-296717-ay4wcmk3 72 23 method method NN cord-296717-ay4wcmk3 72 24 is be VBZ cord-296717-ay4wcmk3 72 25 a a DT cord-296717-ay4wcmk3 72 26 useful useful JJ cord-296717-ay4wcmk3 72 27 approach approach NN cord-296717-ay4wcmk3 72 28 for for IN cord-296717-ay4wcmk3 72 29 financial financial JJ cord-296717-ay4wcmk3 72 30 time time NNP cord-296717-ay4wcmk3 72 31 series series NNP cord-296717-ay4wcmk3 72 32 analysis analysis NN cord-296717-ay4wcmk3 72 33 . . . cord-296717-ay4wcmk3 73 1 The the DT cord-296717-ay4wcmk3 73 2 contributions contribution NNS cord-296717-ay4wcmk3 73 3 of of IN cord-296717-ay4wcmk3 73 4 this this DT cord-296717-ay4wcmk3 73 5 paper paper NN cord-296717-ay4wcmk3 73 6 include include VBP cord-296717-ay4wcmk3 73 7 the the DT cord-296717-ay4wcmk3 73 8 following follow VBG cord-296717-ay4wcmk3 73 9 three three CD cord-296717-ay4wcmk3 73 10 aspects aspect NNS cord-296717-ay4wcmk3 73 11 : : : cord-296717-ay4wcmk3 73 12 ( ( -LRB- cord-296717-ay4wcmk3 73 13 1 1 LS cord-296717-ay4wcmk3 73 14 ) ) -RRB- cord-296717-ay4wcmk3 74 1 This this DT cord-296717-ay4wcmk3 74 2 study study NN cord-296717-ay4wcmk3 74 3 seeks seek VBZ cord-296717-ay4wcmk3 74 4 to to TO cord-296717-ay4wcmk3 74 5 examine examine VB cord-296717-ay4wcmk3 74 6 systematically systematically RB cord-296717-ay4wcmk3 74 7 on on IN cord-296717-ay4wcmk3 74 8 whether whether IN cord-296717-ay4wcmk3 74 9 iVX iVX NNP cord-296717-ay4wcmk3 74 10 has have VBZ cord-296717-ay4wcmk3 74 11 the the DT cord-296717-ay4wcmk3 74 12 ability ability NN cord-296717-ay4wcmk3 74 13 to to TO cord-296717-ay4wcmk3 74 14 represent represent VB cord-296717-ay4wcmk3 74 15 sentiment sentiment NN cord-296717-ay4wcmk3 74 16 , , , cord-296717-ay4wcmk3 74 17 and and CC cord-296717-ay4wcmk3 74 18 analyze analyze VB cord-296717-ay4wcmk3 74 19 it -PRON- PRP cord-296717-ay4wcmk3 74 20 at at IN cord-296717-ay4wcmk3 74 21 the the DT cord-296717-ay4wcmk3 74 22 macro macro NN cord-296717-ay4wcmk3 74 23 , , , cord-296717-ay4wcmk3 74 24 meso meso NNP cord-296717-ay4wcmk3 74 25 and and CC cord-296717-ay4wcmk3 74 26 micro micro JJ cord-296717-ay4wcmk3 74 27 levels level NNS cord-296717-ay4wcmk3 74 28 , , , cord-296717-ay4wcmk3 74 29 while while IN cord-296717-ay4wcmk3 74 30 previous previous JJ cord-296717-ay4wcmk3 74 31 studies study NNS cord-296717-ay4wcmk3 74 32 rarely rarely RB cord-296717-ay4wcmk3 74 33 discuss discuss VBP cord-296717-ay4wcmk3 74 34 this this DT cord-296717-ay4wcmk3 74 35 issue issue NN cord-296717-ay4wcmk3 74 36 , , , cord-296717-ay4wcmk3 74 37 especially especially RB cord-296717-ay4wcmk3 74 38 for for IN cord-296717-ay4wcmk3 74 39 the the DT cord-296717-ay4wcmk3 74 40 newly newly RB cord-296717-ay4wcmk3 74 41 released release VBN cord-296717-ay4wcmk3 74 42 and and CC cord-296717-ay4wcmk3 74 43 short short RB cord-296717-ay4wcmk3 74 44 - - HYPH cord-296717-ay4wcmk3 74 45 lived live VBN cord-296717-ay4wcmk3 74 46 Chinese chinese JJ cord-296717-ay4wcmk3 74 47 volatility volatility NN cord-296717-ay4wcmk3 74 48 index index NN cord-296717-ay4wcmk3 74 49 iVX ivx XX cord-296717-ay4wcmk3 74 50 . . . cord-296717-ay4wcmk3 75 1 ( ( -LRB- cord-296717-ay4wcmk3 75 2 2 2 LS cord-296717-ay4wcmk3 75 3 ) ) -RRB- cord-296717-ay4wcmk3 76 1 This this DT cord-296717-ay4wcmk3 76 2 paper paper NN cord-296717-ay4wcmk3 76 3 constructs construct VBZ cord-296717-ay4wcmk3 76 4 a a DT cord-296717-ay4wcmk3 76 5 three three CD cord-296717-ay4wcmk3 76 6 - - HYPH cord-296717-ay4wcmk3 76 7 dimensional dimensional JJ cord-296717-ay4wcmk3 76 8 comprehensive comprehensive JJ cord-296717-ay4wcmk3 76 9 measurement measurement NN cord-296717-ay4wcmk3 76 10 system system NN cord-296717-ay4wcmk3 76 11 of of IN cord-296717-ay4wcmk3 76 12 investor investor NN cord-296717-ay4wcmk3 76 13 sentiment sentiment NN cord-296717-ay4wcmk3 76 14 , , , cord-296717-ay4wcmk3 76 15 which which WDT cord-296717-ay4wcmk3 76 16 is be VBZ cord-296717-ay4wcmk3 76 17 composed compose VBN cord-296717-ay4wcmk3 76 18 of of IN cord-296717-ay4wcmk3 76 19 three three CD cord-296717-ay4wcmk3 76 20 levels level NNS cord-296717-ay4wcmk3 76 21 : : : cord-296717-ay4wcmk3 76 22 macro macro NN cord-296717-ay4wcmk3 76 23 - - HYPH cord-296717-ay4wcmk3 76 24 economy economy NN cord-296717-ay4wcmk3 76 25 , , , cord-296717-ay4wcmk3 76 26 stock stock NN cord-296717-ay4wcmk3 76 27 market market NN cord-296717-ay4wcmk3 76 28 and and CC cord-296717-ay4wcmk3 76 29 individual individual JJ cord-296717-ay4wcmk3 76 30 opinions opinion NNS cord-296717-ay4wcmk3 76 31 . . . cord-296717-ay4wcmk3 77 1 The the DT cord-296717-ay4wcmk3 77 2 frequency frequency NN cord-296717-ay4wcmk3 77 3 is be VBZ cord-296717-ay4wcmk3 77 4 monthly monthly JJ cord-296717-ay4wcmk3 77 5 , , , cord-296717-ay4wcmk3 77 6 weekly weekly JJ cord-296717-ay4wcmk3 77 7 and and CC cord-296717-ay4wcmk3 77 8 daily daily RB cord-296717-ay4wcmk3 77 9 , , , cord-296717-ay4wcmk3 77 10 respectively respectively RB cord-296717-ay4wcmk3 77 11 , , , cord-296717-ay4wcmk3 77 12 including include VBG cord-296717-ay4wcmk3 77 13 rational rational JJ cord-296717-ay4wcmk3 77 14 and and CC cord-296717-ay4wcmk3 77 15 irrational irrational JJ cord-296717-ay4wcmk3 77 16 components component NNS cord-296717-ay4wcmk3 77 17 , , , cord-296717-ay4wcmk3 77 18 so so CC cord-296717-ay4wcmk3 77 19 our -PRON- PRP$ cord-296717-ay4wcmk3 77 20 measure measure NN cord-296717-ay4wcmk3 77 21 system system NN cord-296717-ay4wcmk3 77 22 can can MD cord-296717-ay4wcmk3 77 23 capture capture VB cord-296717-ay4wcmk3 77 24 more more JJR cord-296717-ay4wcmk3 77 25 information information NN cord-296717-ay4wcmk3 77 26 about about IN cord-296717-ay4wcmk3 77 27 the the DT cord-296717-ay4wcmk3 77 28 investor investor NN cord-296717-ay4wcmk3 77 29 attitudes attitude NNS cord-296717-ay4wcmk3 77 30 . . . cord-296717-ay4wcmk3 78 1 However however RB cord-296717-ay4wcmk3 78 2 , , , cord-296717-ay4wcmk3 78 3 most most JJS cord-296717-ay4wcmk3 78 4 of of IN cord-296717-ay4wcmk3 78 5 the the DT cord-296717-ay4wcmk3 78 6 previous previous JJ cord-296717-ay4wcmk3 78 7 studies study NNS cord-296717-ay4wcmk3 78 8 only only RB cord-296717-ay4wcmk3 78 9 focus focus VBP cord-296717-ay4wcmk3 78 10 on on IN cord-296717-ay4wcmk3 78 11 one one CD cord-296717-ay4wcmk3 78 12 level level NN cord-296717-ay4wcmk3 78 13 of of IN cord-296717-ay4wcmk3 78 14 sentiment sentiment NN cord-296717-ay4wcmk3 78 15 , , , cord-296717-ay4wcmk3 78 16 such such JJ cord-296717-ay4wcmk3 78 17 as as IN cord-296717-ay4wcmk3 78 18 micro micro JJ cord-296717-ay4wcmk3 78 19 - - JJ cord-296717-ay4wcmk3 78 20 blog blog JJ cord-296717-ay4wcmk3 78 21 sentiment sentiment NN cord-296717-ay4wcmk3 78 22 from from IN cord-296717-ay4wcmk3 78 23 the the DT cord-296717-ay4wcmk3 78 24 micro micro JJ cord-296717-ay4wcmk3 78 25 perspective perspective NN cord-296717-ay4wcmk3 78 26 . . . cord-296717-ay4wcmk3 79 1 ( ( -LRB- cord-296717-ay4wcmk3 79 2 3 3 LS cord-296717-ay4wcmk3 79 3 ) ) -RRB- cord-296717-ay4wcmk3 79 4 By by IN cord-296717-ay4wcmk3 79 5 employing employ VBG cord-296717-ay4wcmk3 79 6 dynamic dynamic JJ cord-296717-ay4wcmk3 79 7 factor factor NN cord-296717-ay4wcmk3 79 8 analysis analysis NN cord-296717-ay4wcmk3 79 9 on on IN cord-296717-ay4wcmk3 79 10 different different JJ cord-296717-ay4wcmk3 79 11 sentiment sentiment NN cord-296717-ay4wcmk3 79 12 indexes index NNS cord-296717-ay4wcmk3 79 13 with with IN cord-296717-ay4wcmk3 79 14 mixed mix VBN cord-296717-ay4wcmk3 79 15 - - HYPH cord-296717-ay4wcmk3 79 16 frequency frequency NN cord-296717-ay4wcmk3 79 17 to to TO cord-296717-ay4wcmk3 79 18 extract extract VB cord-296717-ay4wcmk3 79 19 the the DT cord-296717-ay4wcmk3 79 20 common common JJ cord-296717-ay4wcmk3 79 21 factor factor NN cord-296717-ay4wcmk3 79 22 , , , cord-296717-ay4wcmk3 79 23 we -PRON- PRP cord-296717-ay4wcmk3 79 24 investigate investigate VBP cord-296717-ay4wcmk3 79 25 whether whether IN cord-296717-ay4wcmk3 79 26 iVX ivx XX cord-296717-ay4wcmk3 79 27 can can MD cord-296717-ay4wcmk3 79 28 comprehensively comprehensively RB cord-296717-ay4wcmk3 79 29 represent represent VB cord-296717-ay4wcmk3 79 30 investor investor NN cord-296717-ay4wcmk3 79 31 sentiments sentiment NNS cord-296717-ay4wcmk3 79 32 at at IN cord-296717-ay4wcmk3 79 33 different different JJ cord-296717-ay4wcmk3 79 34 time time NN cord-296717-ay4wcmk3 79 35 scales scale NNS cord-296717-ay4wcmk3 79 36 . . . cord-296717-ay4wcmk3 80 1 The the DT cord-296717-ay4wcmk3 80 2 remaining remain VBG cord-296717-ay4wcmk3 80 3 of of IN cord-296717-ay4wcmk3 80 4 the the DT cord-296717-ay4wcmk3 80 5 article article NN cord-296717-ay4wcmk3 80 6 is be VBZ cord-296717-ay4wcmk3 80 7 organized organize VBN cord-296717-ay4wcmk3 80 8 as as IN cord-296717-ay4wcmk3 80 9 follows follow NNS cord-296717-ay4wcmk3 80 10 . . . cord-296717-ay4wcmk3 81 1 Section section NN cord-296717-ay4wcmk3 81 2 2 2 CD cord-296717-ay4wcmk3 81 3 introduces introduce VBZ cord-296717-ay4wcmk3 81 4 iVX ivx XX cord-296717-ay4wcmk3 81 5 and and CC cord-296717-ay4wcmk3 81 6 compiles compile VBZ cord-296717-ay4wcmk3 81 7 sentiment sentiment NN cord-296717-ay4wcmk3 81 8 indexes index NNS cord-296717-ay4wcmk3 81 9 at at IN cord-296717-ay4wcmk3 81 10 different different JJ cord-296717-ay4wcmk3 81 11 levels level NNS cord-296717-ay4wcmk3 81 12 . . . cord-296717-ay4wcmk3 82 1 Section section NN cord-296717-ay4wcmk3 82 2 3 3 CD cord-296717-ay4wcmk3 82 3 decomposes decompose VBZ cord-296717-ay4wcmk3 82 4 iVX ivx XX cord-296717-ay4wcmk3 82 5 by by IN cord-296717-ay4wcmk3 82 6 EEMD EEMD NNP cord-296717-ay4wcmk3 82 7 to to TO cord-296717-ay4wcmk3 82 8 get get VB cord-296717-ay4wcmk3 82 9 three three CD cord-296717-ay4wcmk3 82 10 components component NNS cord-296717-ay4wcmk3 82 11 and and CC cord-296717-ay4wcmk3 82 12 analyzes analyze VBZ cord-296717-ay4wcmk3 82 13 their -PRON- PRP$ cord-296717-ay4wcmk3 82 14 representation representation NN cord-296717-ay4wcmk3 82 15 on on IN cord-296717-ay4wcmk3 82 16 investor investor NN cord-296717-ay4wcmk3 82 17 sentiment sentiment NN cord-296717-ay4wcmk3 82 18 at at IN cord-296717-ay4wcmk3 82 19 different different JJ cord-296717-ay4wcmk3 82 20 levels level NNS cord-296717-ay4wcmk3 82 21 . . . cord-296717-ay4wcmk3 83 1 Section section NN cord-296717-ay4wcmk3 83 2 4 4 CD cord-296717-ay4wcmk3 83 3 applies apply VBZ cord-296717-ay4wcmk3 83 4 mixed mix VBN cord-296717-ay4wcmk3 83 5 - - HYPH cord-296717-ay4wcmk3 83 6 frequency frequency NN cord-296717-ay4wcmk3 83 7 dynamic dynamic JJ cord-296717-ay4wcmk3 83 8 factor factor NN cord-296717-ay4wcmk3 83 9 analysis analysis NN cord-296717-ay4wcmk3 83 10 to to TO cord-296717-ay4wcmk3 83 11 obtain obtain VB cord-296717-ay4wcmk3 83 12 a a DT cord-296717-ay4wcmk3 83 13 common common JJ cord-296717-ay4wcmk3 83 14 sentiment sentiment NN cord-296717-ay4wcmk3 83 15 factor factor NN cord-296717-ay4wcmk3 83 16 , , , cord-296717-ay4wcmk3 83 17 and and CC cord-296717-ay4wcmk3 83 18 discuss discuss VB cord-296717-ay4wcmk3 83 19 its -PRON- PRP$ cord-296717-ay4wcmk3 83 20 relationship relationship NN cord-296717-ay4wcmk3 83 21 with with IN cord-296717-ay4wcmk3 83 22 iVX iVX NNP cord-296717-ay4wcmk3 83 23 . . . cord-296717-ay4wcmk3 84 1 Section section NN cord-296717-ay4wcmk3 84 2 5 5 CD cord-296717-ay4wcmk3 84 3 is be VBZ cord-296717-ay4wcmk3 84 4 the the DT cord-296717-ay4wcmk3 84 5 robustness robustness NN cord-296717-ay4wcmk3 84 6 test test NN cord-296717-ay4wcmk3 84 7 . . . cord-296717-ay4wcmk3 85 1 Finally finally RB cord-296717-ay4wcmk3 85 2 , , , cord-296717-ay4wcmk3 85 3 this this DT cord-296717-ay4wcmk3 85 4 study study NN cord-296717-ay4wcmk3 85 5 concludes conclude VBZ cord-296717-ay4wcmk3 85 6 with with IN cord-296717-ay4wcmk3 85 7 a a DT cord-296717-ay4wcmk3 85 8 few few JJ cord-296717-ay4wcmk3 85 9 remarks remark NNS cord-296717-ay4wcmk3 85 10 . . . cord-296717-ay4wcmk3 86 1 J J NNP cord-296717-ay4wcmk3 86 2 o o NN cord-296717-ay4wcmk3 86 3 u u NN cord-296717-ay4wcmk3 86 4 r r NN cord-296717-ay4wcmk3 86 5 n n NN cord-296717-ay4wcmk3 86 6 a a DT cord-296717-ay4wcmk3 86 7 l l NN cord-296717-ay4wcmk3 86 8 P p NN cord-296717-ay4wcmk3 86 9 r r NN cord-296717-ay4wcmk3 86 10 e e NN cord-296717-ay4wcmk3 86 11 -p -p NN cord-296717-ay4wcmk3 87 1 r r NN cord-296717-ay4wcmk3 87 2 o o NN cord-296717-ay4wcmk3 87 3 o o NN cord-296717-ay4wcmk3 87 4 f f NN cord-296717-ay4wcmk3 87 5 Chinese chinese JJ cord-296717-ay4wcmk3 87 6 volatility volatility NN cord-296717-ay4wcmk3 87 7 index index NN cord-296717-ay4wcmk3 87 8 iVX ivx NN cord-296717-ay4wcmk3 87 9 , , , cord-296717-ay4wcmk3 87 10 released release VBN cord-296717-ay4wcmk3 87 11 by by IN cord-296717-ay4wcmk3 87 12 the the DT cord-296717-ay4wcmk3 87 13 Shanghai Shanghai NNP cord-296717-ay4wcmk3 87 14 Stock Stock NNP cord-296717-ay4wcmk3 87 15 Exchange Exchange NNP cord-296717-ay4wcmk3 87 16 , , , cord-296717-ay4wcmk3 87 17 can can MD cord-296717-ay4wcmk3 87 18 be be VB cord-296717-ay4wcmk3 87 19 traced trace VBN cord-296717-ay4wcmk3 87 20 back back RB cord-296717-ay4wcmk3 87 21 to to IN cord-296717-ay4wcmk3 87 22 February February NNP cord-296717-ay4wcmk3 87 23 9 9 CD cord-296717-ay4wcmk3 87 24 , , , cord-296717-ay4wcmk3 87 25 2015 2015 CD cord-296717-ay4wcmk3 87 26 , , , cord-296717-ay4wcmk3 87 27 and and CC cord-296717-ay4wcmk3 87 28 was be VBD cord-296717-ay4wcmk3 87 29 suspended suspend VBN cord-296717-ay4wcmk3 87 30 on on IN cord-296717-ay4wcmk3 87 31 February February NNP cord-296717-ay4wcmk3 87 32 22 22 CD cord-296717-ay4wcmk3 87 33 , , , cord-296717-ay4wcmk3 87 34 2018 2018 CD cord-296717-ay4wcmk3 87 35 for for IN cord-296717-ay4wcmk3 87 36 unknown unknown JJ cord-296717-ay4wcmk3 87 37 reasons reason NNS cord-296717-ay4wcmk3 87 38 . . . cord-296717-ay4wcmk3 88 1 Using use VBG cord-296717-ay4wcmk3 88 2 model model NN cord-296717-ay4wcmk3 88 3 - - HYPH cord-296717-ay4wcmk3 88 4 free free JJ cord-296717-ay4wcmk3 88 5 methodologies methodology NNS cord-296717-ay4wcmk3 88 6 similarly similarly RB cord-296717-ay4wcmk3 88 7 to to IN cord-296717-ay4wcmk3 88 8 VIX VIX NNP cord-296717-ay4wcmk3 88 9 , , , cord-296717-ay4wcmk3 88 10 the the DT cord-296717-ay4wcmk3 88 11 iVX ivx NN cord-296717-ay4wcmk3 88 12 is be VBZ cord-296717-ay4wcmk3 88 13 estimated estimate VBN cord-296717-ay4wcmk3 88 14 from from IN cord-296717-ay4wcmk3 88 15 the the DT cord-296717-ay4wcmk3 88 16 bid bid NN cord-296717-ay4wcmk3 88 17 and and CC cord-296717-ay4wcmk3 88 18 ask ask VB cord-296717-ay4wcmk3 88 19 prices price NNS cord-296717-ay4wcmk3 88 20 of of IN cord-296717-ay4wcmk3 88 21 the the DT cord-296717-ay4wcmk3 88 22 underlying underlie VBG cord-296717-ay4wcmk3 88 23 options option NNS cord-296717-ay4wcmk3 88 24 for for IN cord-296717-ay4wcmk3 88 25 Shanghai Shanghai NNP cord-296717-ay4wcmk3 88 26 50ETF 50etf CD cord-296717-ay4wcmk3 88 27 . . . cord-296717-ay4wcmk3 89 1 This this DT cord-296717-ay4wcmk3 89 2 paper paper NN cord-296717-ay4wcmk3 89 3 collects collect VBZ cord-296717-ay4wcmk3 89 4 all all PDT cord-296717-ay4wcmk3 89 5 the the DT cord-296717-ay4wcmk3 89 6 data datum NNS cord-296717-ay4wcmk3 89 7 during during IN cord-296717-ay4wcmk3 89 8 the the DT cord-296717-ay4wcmk3 89 9 iVX ivx XX cord-296717-ay4wcmk3 89 10 release release NN cord-296717-ay4wcmk3 89 11 period period NN cord-296717-ay4wcmk3 89 12 , , , cord-296717-ay4wcmk3 89 13 with with IN cord-296717-ay4wcmk3 89 14 740 740 CD cord-296717-ay4wcmk3 89 15 effective effective JJ cord-296717-ay4wcmk3 89 16 observations observation NNS cord-296717-ay4wcmk3 89 17 from from IN cord-296717-ay4wcmk3 89 18 the the DT cord-296717-ay4wcmk3 89 19 WIND wind NN cord-296717-ay4wcmk3 89 20 database database NN cord-296717-ay4wcmk3 89 21 . . . cord-296717-ay4wcmk3 90 1 and and CC cord-296717-ay4wcmk3 90 2 50ETF 50ETF NNP cord-296717-ay4wcmk3 90 3 's 's POS cord-296717-ay4wcmk3 90 4 variation variation NN cord-296717-ay4wcmk3 90 5 Δ50ETF δ50etf NN cord-296717-ay4wcmk3 90 6 in in IN cord-296717-ay4wcmk3 90 7 the the DT cord-296717-ay4wcmk3 90 8 sample sample NN cord-296717-ay4wcmk3 90 9 period period NN cord-296717-ay4wcmk3 90 10 , , , cord-296717-ay4wcmk3 90 11 respectively respectively RB cord-296717-ay4wcmk3 90 12 . . . cord-296717-ay4wcmk3 91 1 It -PRON- PRP cord-296717-ay4wcmk3 91 2 is be VBZ cord-296717-ay4wcmk3 91 3 clearly clearly RB cord-296717-ay4wcmk3 91 4 visible visible JJ cord-296717-ay4wcmk3 91 5 from from IN cord-296717-ay4wcmk3 91 6 the the DT cord-296717-ay4wcmk3 91 7 graphs graph NNS cord-296717-ay4wcmk3 91 8 that that IN cord-296717-ay4wcmk3 91 9 when when WRB cord-296717-ay4wcmk3 91 10 the the DT cord-296717-ay4wcmk3 91 11 Chinese chinese JJ cord-296717-ay4wcmk3 91 12 stock stock NN cord-296717-ay4wcmk3 91 13 market market NN cord-296717-ay4wcmk3 91 14 falls fall VBZ cord-296717-ay4wcmk3 91 15 sharply sharply RB cord-296717-ay4wcmk3 91 16 in in IN cord-296717-ay4wcmk3 91 17 mid-2015 mid-2015 NN cord-296717-ay4wcmk3 91 18 , , , cord-296717-ay4wcmk3 91 19 iVX iVX NNP cord-296717-ay4wcmk3 91 20 rises rise VBZ cord-296717-ay4wcmk3 91 21 to to IN cord-296717-ay4wcmk3 91 22 a a DT cord-296717-ay4wcmk3 91 23 historical historical JJ cord-296717-ay4wcmk3 91 24 peak peak NN cord-296717-ay4wcmk3 91 25 of of IN cord-296717-ay4wcmk3 91 26 63.79 63.79 CD cord-296717-ay4wcmk3 91 27 , , , cord-296717-ay4wcmk3 91 28 which which WDT cord-296717-ay4wcmk3 91 29 suggests suggest VBZ cord-296717-ay4wcmk3 91 30 iVX iVX NNP cord-296717-ay4wcmk3 91 31 is be VBZ cord-296717-ay4wcmk3 91 32 negatively negatively RB cord-296717-ay4wcmk3 91 33 related relate VBN cord-296717-ay4wcmk3 91 34 to to IN cord-296717-ay4wcmk3 91 35 the the DT cord-296717-ay4wcmk3 91 36 underlying underlie VBG cord-296717-ay4wcmk3 91 37 assets asset NNS cord-296717-ay4wcmk3 91 38 to to IN cord-296717-ay4wcmk3 91 39 a a DT cord-296717-ay4wcmk3 91 40 certain certain JJ cord-296717-ay4wcmk3 91 41 extent extent NN cord-296717-ay4wcmk3 91 42 . . . cord-296717-ay4wcmk3 92 1 The the DT cord-296717-ay4wcmk3 92 2 left left JJ cord-296717-ay4wcmk3 92 3 vertical vertical JJ cord-296717-ay4wcmk3 92 4 axis axis NN cord-296717-ay4wcmk3 92 5 depicts depict VBZ cord-296717-ay4wcmk3 92 6 ΔiVX ΔiVX NNP cord-296717-ay4wcmk3 92 7 and and CC cord-296717-ay4wcmk3 92 8 the the DT cord-296717-ay4wcmk3 92 9 right right NN cord-296717-ay4wcmk3 92 10 depicts depict VBZ cord-296717-ay4wcmk3 92 11 Δ50ETF Δ50ETF NNP cord-296717-ay4wcmk3 92 12 . . . cord-296717-ay4wcmk3 93 1 ( ( -LRB- cord-296717-ay4wcmk3 93 2 EXCEL EXCEL NNP cord-296717-ay4wcmk3 93 3 format format NN cord-296717-ay4wcmk3 93 4 , , , cord-296717-ay4wcmk3 93 5 1-column 1-column CD cord-296717-ay4wcmk3 93 6 fitting fitting JJ cord-296717-ay4wcmk3 93 7 image image NN cord-296717-ay4wcmk3 93 8 ) ) -RRB- cord-296717-ay4wcmk3 93 9 , , . cord-296717-ay4wcmk3 94 1 Table table NN cord-296717-ay4wcmk3 94 2 1 1 CD cord-296717-ay4wcmk3 94 3 reports report VBZ cord-296717-ay4wcmk3 94 4 the the DT cord-296717-ay4wcmk3 94 5 summary summary NN cord-296717-ay4wcmk3 94 6 statistics statistic NNS cord-296717-ay4wcmk3 94 7 for for IN cord-296717-ay4wcmk3 94 8 iVX iVX NNP cord-296717-ay4wcmk3 94 9 and and CC cord-296717-ay4wcmk3 94 10 ΔiVX ΔiVX NNP cord-296717-ay4wcmk3 94 11 . . . cord-296717-ay4wcmk3 95 1 The the DT cord-296717-ay4wcmk3 95 2 mean mean JJ cord-296717-ay4wcmk3 95 3 value value NN cord-296717-ay4wcmk3 95 4 of of IN cord-296717-ay4wcmk3 95 5 iVX iVX NNP cord-296717-ay4wcmk3 95 6 is be VBZ cord-296717-ay4wcmk3 95 7 23.879 23.879 CD cord-296717-ay4wcmk3 95 8 and and CC cord-296717-ay4wcmk3 95 9 ΔiVX ΔiVX NNP cord-296717-ay4wcmk3 95 10 is be VBZ cord-296717-ay4wcmk3 95 11 approximately approximately RB cord-296717-ay4wcmk3 95 12 zero zero CD cord-296717-ay4wcmk3 95 13 . . . cord-296717-ay4wcmk3 96 1 The the DT cord-296717-ay4wcmk3 96 2 two two CD cord-296717-ay4wcmk3 96 3 are be VBP cord-296717-ay4wcmk3 96 4 both both DT cord-296717-ay4wcmk3 96 5 positively positively RB cord-296717-ay4wcmk3 96 6 skewed skewed JJ cord-296717-ay4wcmk3 96 7 . . . cord-296717-ay4wcmk3 97 1 ΔiVX ΔiVX NNP cord-296717-ay4wcmk3 97 2 presents present VBZ cord-296717-ay4wcmk3 97 3 excess excess JJ cord-296717-ay4wcmk3 97 4 kurtosis kurtosis NN cord-296717-ay4wcmk3 97 5 while while IN cord-296717-ay4wcmk3 97 6 iVX iVX NNP cord-296717-ay4wcmk3 97 7 does do VBZ cord-296717-ay4wcmk3 97 8 not not RB cord-296717-ay4wcmk3 97 9 . . . cord-296717-ay4wcmk3 98 1 The the DT cord-296717-ay4wcmk3 98 2 above above JJ cord-296717-ay4wcmk3 98 3 two two CD cord-296717-ay4wcmk3 98 4 points point NNS cord-296717-ay4wcmk3 98 5 suggest suggest VBP cord-296717-ay4wcmk3 98 6 that that IN cord-296717-ay4wcmk3 98 7 big big JJ cord-296717-ay4wcmk3 98 8 positive positive JJ cord-296717-ay4wcmk3 98 9 changes change NNS cord-296717-ay4wcmk3 98 10 of of IN cord-296717-ay4wcmk3 98 11 iVX iVX NNP cord-296717-ay4wcmk3 98 12 occur occur VBP cord-296717-ay4wcmk3 98 13 more more RBR cord-296717-ay4wcmk3 98 14 frequently frequently RB cord-296717-ay4wcmk3 98 15 than than IN cord-296717-ay4wcmk3 98 16 large large JJ cord-296717-ay4wcmk3 98 17 negative negative JJ cord-296717-ay4wcmk3 98 18 changes change NNS cord-296717-ay4wcmk3 98 19 and and CC cord-296717-ay4wcmk3 98 20 vice vice NN cord-296717-ay4wcmk3 98 21 versa versa RB cord-296717-ay4wcmk3 98 22 . . . cord-296717-ay4wcmk3 99 1 The the DT cord-296717-ay4wcmk3 99 2 reported report VBN cord-296717-ay4wcmk3 99 3 first first JJ cord-296717-ay4wcmk3 99 4 - - HYPH cord-296717-ay4wcmk3 99 5 order order NN cord-296717-ay4wcmk3 99 6 autocorrelations autocorrelation NNS cord-296717-ay4wcmk3 99 7 show show VBP cord-296717-ay4wcmk3 99 8 that that IN cord-296717-ay4wcmk3 99 9 iVX iVX NNP cord-296717-ay4wcmk3 99 10 is be VBZ cord-296717-ay4wcmk3 99 11 highly highly RB cord-296717-ay4wcmk3 99 12 persistent persistent JJ cord-296717-ay4wcmk3 99 13 , , , cord-296717-ay4wcmk3 99 14 but but CC cord-296717-ay4wcmk3 99 15 ΔiVX ΔiVX NNP cord-296717-ay4wcmk3 99 16 is be VBZ cord-296717-ay4wcmk3 99 17 not not RB cord-296717-ay4wcmk3 99 18 . . . cord-296717-ay4wcmk3 100 1 The the DT cord-296717-ay4wcmk3 100 2 Augmented Augmented NNP cord-296717-ay4wcmk3 100 3 Dickey Dickey NNP cord-296717-ay4wcmk3 100 4 Fuller Fuller NNP cord-296717-ay4wcmk3 100 5 ( ( -LRB- cord-296717-ay4wcmk3 100 6 ADF ADF NNP cord-296717-ay4wcmk3 100 7 ) ) -RRB- cord-296717-ay4wcmk3 100 8 and and CC cord-296717-ay4wcmk3 100 9 PP PP NNP cord-296717-ay4wcmk3 100 10 tests test NNS cord-296717-ay4wcmk3 100 11 on on IN cord-296717-ay4wcmk3 100 12 the the DT cord-296717-ay4wcmk3 100 13 levels level NNS cord-296717-ay4wcmk3 100 14 , , , cord-296717-ay4wcmk3 100 15 reject reject VB cord-296717-ay4wcmk3 100 16 the the DT cord-296717-ay4wcmk3 100 17 null null JJ cord-296717-ay4wcmk3 100 18 hypothesis hypothesis NN cord-296717-ay4wcmk3 100 19 of of IN cord-296717-ay4wcmk3 100 20 unit unit NN cord-296717-ay4wcmk3 100 21 root root NN cord-296717-ay4wcmk3 100 22 for for IN cord-296717-ay4wcmk3 100 23 ΔiVX ΔiVX NNP cord-296717-ay4wcmk3 100 24 , , , cord-296717-ay4wcmk3 100 25 while while IN cord-296717-ay4wcmk3 100 26 accepts accept VBZ cord-296717-ay4wcmk3 100 27 for for IN cord-296717-ay4wcmk3 100 28 iVX ivx XX cord-296717-ay4wcmk3 100 29 . . . cord-296717-ay4wcmk3 101 1 hypothesis hypothesis NN cord-296717-ay4wcmk3 101 2 at at IN cord-296717-ay4wcmk3 101 3 the the DT cord-296717-ay4wcmk3 101 4 1 1 CD cord-296717-ay4wcmk3 101 5 % % NN cord-296717-ay4wcmk3 101 6 , , , cord-296717-ay4wcmk3 101 7 5 5 CD cord-296717-ay4wcmk3 101 8 % % NN cord-296717-ay4wcmk3 101 9 and and CC cord-296717-ay4wcmk3 101 10 10 10 CD cord-296717-ay4wcmk3 101 11 % % NN cord-296717-ay4wcmk3 101 12 significance significance NN cord-296717-ay4wcmk3 101 13 levels level NNS cord-296717-ay4wcmk3 101 14 , , , cord-296717-ay4wcmk3 101 15 respectively respectively RB cord-296717-ay4wcmk3 101 16 . . . cord-296717-ay4wcmk3 102 1 Investor investor NN cord-296717-ay4wcmk3 102 2 sentiment sentiment NN cord-296717-ay4wcmk3 102 3 reflects reflect VBZ cord-296717-ay4wcmk3 102 4 the the DT cord-296717-ay4wcmk3 102 5 expectation expectation NN cord-296717-ay4wcmk3 102 6 of of IN cord-296717-ay4wcmk3 102 7 investors investor NNS cord-296717-ay4wcmk3 102 8 for for IN cord-296717-ay4wcmk3 102 9 the the DT cord-296717-ay4wcmk3 102 10 future future JJ cord-296717-ay4wcmk3 102 11 economy economy NN cord-296717-ay4wcmk3 102 12 and and CC cord-296717-ay4wcmk3 102 13 stock stock NN cord-296717-ay4wcmk3 102 14 market market NN cord-296717-ay4wcmk3 102 15 . . . cord-296717-ay4wcmk3 103 1 This this DT cord-296717-ay4wcmk3 103 2 paper paper NN cord-296717-ay4wcmk3 103 3 builds build VBZ cord-296717-ay4wcmk3 103 4 a a DT cord-296717-ay4wcmk3 103 5 three three CD cord-296717-ay4wcmk3 103 6 - - HYPH cord-296717-ay4wcmk3 103 7 dimensional dimensional JJ cord-296717-ay4wcmk3 103 8 measurement measurement NN cord-296717-ay4wcmk3 103 9 system system NN cord-296717-ay4wcmk3 103 10 of of IN cord-296717-ay4wcmk3 103 11 investor investor NN cord-296717-ay4wcmk3 103 12 sentiment sentiment NN cord-296717-ay4wcmk3 103 13 , , , cord-296717-ay4wcmk3 103 14 which which WDT cord-296717-ay4wcmk3 103 15 depicts depict VBZ cord-296717-ay4wcmk3 103 16 sentiment sentiment NN cord-296717-ay4wcmk3 103 17 from from IN cord-296717-ay4wcmk3 103 18 three three CD cord-296717-ay4wcmk3 103 19 levels level NNS cord-296717-ay4wcmk3 103 20 : : : cord-296717-ay4wcmk3 103 21 macro macro NNP cord-296717-ay4wcmk3 103 22 , , , cord-296717-ay4wcmk3 103 23 meso meso NNP cord-296717-ay4wcmk3 103 24 and and CC cord-296717-ay4wcmk3 103 25 micro micro NNP cord-296717-ay4wcmk3 103 26 . . . cord-296717-ay4wcmk3 104 1 Among among IN cord-296717-ay4wcmk3 104 2 them -PRON- PRP cord-296717-ay4wcmk3 104 3 , , , cord-296717-ay4wcmk3 104 4 macro macro JJ cord-296717-ay4wcmk3 104 5 level level NN cord-296717-ay4wcmk3 104 6 quantifies quantify VBZ cord-296717-ay4wcmk3 104 7 investor investor NN cord-296717-ay4wcmk3 104 8 sentiment sentiment NN cord-296717-ay4wcmk3 104 9 towards towards IN cord-296717-ay4wcmk3 104 10 the the DT cord-296717-ay4wcmk3 104 11 whole whole JJ cord-296717-ay4wcmk3 104 12 economy economy NN cord-296717-ay4wcmk3 104 13 ; ; : cord-296717-ay4wcmk3 104 14 meso meso JJ cord-296717-ay4wcmk3 104 15 level level NN cord-296717-ay4wcmk3 104 16 measures measure NNS cord-296717-ay4wcmk3 104 17 investor investor NN cord-296717-ay4wcmk3 104 18 sentiment sentiment NN cord-296717-ay4wcmk3 104 19 towards towards IN cord-296717-ay4wcmk3 104 20 the the DT cord-296717-ay4wcmk3 104 21 stock stock NN cord-296717-ay4wcmk3 104 22 market market NN cord-296717-ay4wcmk3 104 23 ; ; : cord-296717-ay4wcmk3 104 24 and and CC cord-296717-ay4wcmk3 104 25 micro micro JJ cord-296717-ay4wcmk3 104 26 level level NN cord-296717-ay4wcmk3 104 27 shows show VBZ cord-296717-ay4wcmk3 104 28 investor investor NN cord-296717-ay4wcmk3 104 29 sentiment sentiment NN cord-296717-ay4wcmk3 104 30 towards towards IN cord-296717-ay4wcmk3 104 31 each each DT cord-296717-ay4wcmk3 104 32 individual individual JJ cord-296717-ay4wcmk3 104 33 stock stock NN cord-296717-ay4wcmk3 104 34 . . . cord-296717-ay4wcmk3 105 1 The the DT cord-296717-ay4wcmk3 105 2 three three CD cord-296717-ay4wcmk3 105 3 levels level NNS cord-296717-ay4wcmk3 105 4 of of IN cord-296717-ay4wcmk3 105 5 sentiment sentiment NN cord-296717-ay4wcmk3 105 6 index index NN cord-296717-ay4wcmk3 105 7 are be VBP cord-296717-ay4wcmk3 105 8 monthly monthly JJ cord-296717-ay4wcmk3 105 9 , , , cord-296717-ay4wcmk3 105 10 weekly weekly JJ cord-296717-ay4wcmk3 105 11 and and CC cord-296717-ay4wcmk3 105 12 daily daily JJ cord-296717-ay4wcmk3 105 13 data datum NNS cord-296717-ay4wcmk3 105 14 separately separately RB cord-296717-ay4wcmk3 105 15 . . . cord-296717-ay4wcmk3 106 1 In in IN cord-296717-ay4wcmk3 106 2 order order NN cord-296717-ay4wcmk3 106 3 to to TO cord-296717-ay4wcmk3 106 4 reflect reflect VB cord-296717-ay4wcmk3 106 5 the the DT cord-296717-ay4wcmk3 106 6 latest late JJS cord-296717-ay4wcmk3 106 7 situation situation NN cord-296717-ay4wcmk3 106 8 of of IN cord-296717-ay4wcmk3 106 9 economic economic JJ cord-296717-ay4wcmk3 106 10 development development NN cord-296717-ay4wcmk3 106 11 in in IN cord-296717-ay4wcmk3 106 12 time time NN cord-296717-ay4wcmk3 106 13 , , , cord-296717-ay4wcmk3 106 14 taking take VBG cord-296717-ay4wcmk3 106 15 into into IN cord-296717-ay4wcmk3 106 16 account account NN cord-296717-ay4wcmk3 106 17 the the DT cord-296717-ay4wcmk3 106 18 representativeness representativeness NN cord-296717-ay4wcmk3 106 19 of of IN cord-296717-ay4wcmk3 106 20 China China NNP cord-296717-ay4wcmk3 106 21 's 's POS cord-296717-ay4wcmk3 106 22 macroeconomic macroeconomic JJ cord-296717-ay4wcmk3 106 23 cycle cycle NN cord-296717-ay4wcmk3 106 24 variables variable NNS cord-296717-ay4wcmk3 106 25 and and CC cord-296717-ay4wcmk3 106 26 the the DT cord-296717-ay4wcmk3 106 27 availability availability NN cord-296717-ay4wcmk3 106 28 of of IN cord-296717-ay4wcmk3 106 29 data datum NNS cord-296717-ay4wcmk3 106 30 , , , cord-296717-ay4wcmk3 106 31 this this DT cord-296717-ay4wcmk3 106 32 paper paper NN cord-296717-ay4wcmk3 106 33 uses use VBZ cord-296717-ay4wcmk3 106 34 the the DT cord-296717-ay4wcmk3 106 35 Purchasing Purchasing NNP cord-296717-ay4wcmk3 106 36 Manager Manager NNP cord-296717-ay4wcmk3 106 37 Index Index NNP cord-296717-ay4wcmk3 106 38 ( ( -LRB- cord-296717-ay4wcmk3 106 39 PMI PMI NNP cord-296717-ay4wcmk3 106 40 ) ) -RRB- cord-296717-ay4wcmk3 106 41 and and CC cord-296717-ay4wcmk3 106 42 Production Production NNP cord-296717-ay4wcmk3 106 43 Price Price NNP cord-296717-ay4wcmk3 106 44 Index Index NNP cord-296717-ay4wcmk3 106 45 ( ( -LRB- cord-296717-ay4wcmk3 106 46 PPI PPI NNP cord-296717-ay4wcmk3 106 47 ) ) -RRB- cord-296717-ay4wcmk3 106 48 on on IN cord-296717-ay4wcmk3 106 49 the the DT cord-296717-ay4wcmk3 106 50 production production NN cord-296717-ay4wcmk3 106 51 side side NN cord-296717-ay4wcmk3 106 52 , , , cord-296717-ay4wcmk3 106 53 the the DT cord-296717-ay4wcmk3 106 54 Consumer Consumer NNP cord-296717-ay4wcmk3 106 55 Satisfaction Satisfaction NNP cord-296717-ay4wcmk3 106 56 Index Index NNP cord-296717-ay4wcmk3 106 57 ( ( -LRB- cord-296717-ay4wcmk3 106 58 SI SI NNP cord-296717-ay4wcmk3 106 59 ) ) -RRB- cord-296717-ay4wcmk3 106 60 , , , cord-296717-ay4wcmk3 106 61 Consumer Consumer NNP cord-296717-ay4wcmk3 106 62 Price Price NNP cord-296717-ay4wcmk3 106 63 Index Index NNP cord-296717-ay4wcmk3 106 64 ( ( -LRB- cord-296717-ay4wcmk3 106 65 CPI CPI NNP cord-296717-ay4wcmk3 106 66 ) ) -RRB- cord-296717-ay4wcmk3 106 67 and and CC cord-296717-ay4wcmk3 106 68 total total JJ cord-296717-ay4wcmk3 106 69 retail retail JJ cord-296717-ay4wcmk3 106 70 sales sale NNS cord-296717-ay4wcmk3 106 71 of of IN cord-296717-ay4wcmk3 106 72 consumer consumer NN cord-296717-ay4wcmk3 106 73 goods good NNS cord-296717-ay4wcmk3 106 74 ( ( -LRB- cord-296717-ay4wcmk3 106 75 RSCD RSCD NNP cord-296717-ay4wcmk3 106 76 ) ) -RRB- cord-296717-ay4wcmk3 106 77 on on IN cord-296717-ay4wcmk3 106 78 the the DT cord-296717-ay4wcmk3 106 79 consumer consumer NN cord-296717-ay4wcmk3 106 80 side side NN cord-296717-ay4wcmk3 106 81 , , , cord-296717-ay4wcmk3 106 82 and and CC cord-296717-ay4wcmk3 106 83 the the DT cord-296717-ay4wcmk3 106 84 consistent consistent JJ cord-296717-ay4wcmk3 106 85 index index NN cord-296717-ay4wcmk3 106 86 of of IN cord-296717-ay4wcmk3 106 87 business business NN cord-296717-ay4wcmk3 106 88 climate climate NN cord-296717-ay4wcmk3 106 89 index index NN cord-296717-ay4wcmk3 106 90 ( ( -LRB- cord-296717-ay4wcmk3 106 91 CBCI CBCI NNP cord-296717-ay4wcmk3 106 92 ) ) -RRB- cord-296717-ay4wcmk3 106 93 indicating indicate VBG cord-296717-ay4wcmk3 106 94 the the DT cord-296717-ay4wcmk3 106 95 economic economic JJ cord-296717-ay4wcmk3 106 96 boom boom NN cord-296717-ay4wcmk3 106 97 and and CC cord-296717-ay4wcmk3 106 98 bust bust NN cord-296717-ay4wcmk3 106 99 issued issue VBN cord-296717-ay4wcmk3 106 100 by by IN cord-296717-ay4wcmk3 106 101 the the DT cord-296717-ay4wcmk3 106 102 China China NNP cord-296717-ay4wcmk3 106 103 Economic Economic NNP cord-296717-ay4wcmk3 106 104 Prosperity Prosperity NNP cord-296717-ay4wcmk3 106 105 Monitoring Monitoring NNP cord-296717-ay4wcmk3 106 106 Center Center NNP cord-296717-ay4wcmk3 106 107 , , , cord-296717-ay4wcmk3 106 108 to to TO cord-296717-ay4wcmk3 106 109 form form VB cord-296717-ay4wcmk3 106 110 a a DT cord-296717-ay4wcmk3 106 111 composite composite JJ cord-296717-ay4wcmk3 106 112 macro macro JJ cord-296717-ay4wcmk3 106 113 - - HYPH cord-296717-ay4wcmk3 106 114 level level NN cord-296717-ay4wcmk3 106 115 index index NN cord-296717-ay4wcmk3 106 116 of of IN cord-296717-ay4wcmk3 106 117 sentiment sentiment NN cord-296717-ay4wcmk3 106 118 . . . cord-296717-ay4wcmk3 107 1 These these DT cord-296717-ay4wcmk3 107 2 data datum NNS cord-296717-ay4wcmk3 107 3 are be VBP cord-296717-ay4wcmk3 107 4 monthly monthly JJ cord-296717-ay4wcmk3 107 5 and and CC cord-296717-ay4wcmk3 107 6 from from IN cord-296717-ay4wcmk3 107 7 WIND wind NN cord-296717-ay4wcmk3 107 8 database database NN cord-296717-ay4wcmk3 107 9 . . . cord-296717-ay4wcmk3 108 1 ( ( -LRB- cord-296717-ay4wcmk3 108 2 EXCEL EXCEL NNP cord-296717-ay4wcmk3 108 3 format format NN cord-296717-ay4wcmk3 108 4 , , , cord-296717-ay4wcmk3 108 5 1-column 1-column CD cord-296717-ay4wcmk3 108 6 fitting fitting JJ cord-296717-ay4wcmk3 108 7 image image NN cord-296717-ay4wcmk3 108 8 ) ) -RRB- cord-296717-ay4wcmk3 108 9 , , . cord-296717-ay4wcmk3 109 1 Further further RB cord-296717-ay4wcmk3 109 2 , , , cord-296717-ay4wcmk3 109 3 considering consider VBG cord-296717-ay4wcmk3 109 4 the the DT cord-296717-ay4wcmk3 109 5 fact fact NN cord-296717-ay4wcmk3 109 6 that that IN cord-296717-ay4wcmk3 109 7 some some DT cord-296717-ay4wcmk3 109 8 variables variable NNS cord-296717-ay4wcmk3 109 9 take take VBP cord-296717-ay4wcmk3 109 10 longer long JJR cord-296717-ay4wcmk3 109 11 to to TO cord-296717-ay4wcmk3 109 12 reveal reveal VB cord-296717-ay4wcmk3 109 13 the the DT cord-296717-ay4wcmk3 109 14 same same JJ cord-296717-ay4wcmk3 109 15 sentiment sentiment NN cord-296717-ay4wcmk3 109 16 ( ( -LRB- cord-296717-ay4wcmk3 109 17 Baker Baker NNP cord-296717-ay4wcmk3 109 18 and and CC cord-296717-ay4wcmk3 109 19 Wurgler Wurgler NNP cord-296717-ay4wcmk3 109 20 , , , cord-296717-ay4wcmk3 109 21 2006 2006 CD cord-296717-ay4wcmk3 109 22 ) ) -RRB- cord-296717-ay4wcmk3 109 23 , , , cord-296717-ay4wcmk3 109 24 if if IN cord-296717-ay4wcmk3 109 25 the the DT cord-296717-ay4wcmk3 109 26 variables variable NNS cord-296717-ay4wcmk3 109 27 are be VBP cord-296717-ay4wcmk3 109 28 synthesized synthesize VBN cord-296717-ay4wcmk3 109 29 directly directly RB cord-296717-ay4wcmk3 109 30 in in IN cord-296717-ay4wcmk3 109 31 the the DT cord-296717-ay4wcmk3 109 32 same same JJ cord-296717-ay4wcmk3 109 33 period period NN cord-296717-ay4wcmk3 109 34 , , , cord-296717-ay4wcmk3 109 35 the the DT cord-296717-ay4wcmk3 109 36 composite composite JJ cord-296717-ay4wcmk3 109 37 index index NN cord-296717-ay4wcmk3 109 38 will will MD cord-296717-ay4wcmk3 109 39 not not RB cord-296717-ay4wcmk3 109 40 effectively effectively RB cord-296717-ay4wcmk3 109 41 reflect reflect VB cord-296717-ay4wcmk3 109 42 the the DT cord-296717-ay4wcmk3 109 43 market market NN cord-296717-ay4wcmk3 109 44 sentiment sentiment NN cord-296717-ay4wcmk3 109 45 movement movement NN cord-296717-ay4wcmk3 109 46 . . . cord-296717-ay4wcmk3 110 1 Referring refer VBG cord-296717-ay4wcmk3 110 2 to to IN cord-296717-ay4wcmk3 110 3 Baker Baker NNP cord-296717-ay4wcmk3 110 4 and and CC cord-296717-ay4wcmk3 110 5 Wurgler Wurgler NNP cord-296717-ay4wcmk3 110 6 ( ( -LRB- cord-296717-ay4wcmk3 110 7 2006 2006 CD cord-296717-ay4wcmk3 110 8 ) ) -RRB- cord-296717-ay4wcmk3 110 9 , , , cord-296717-ay4wcmk3 110 10 this this DT cord-296717-ay4wcmk3 110 11 paper paper NN cord-296717-ay4wcmk3 110 12 uses use VBZ cord-296717-ay4wcmk3 110 13 the the DT cord-296717-ay4wcmk3 110 14 following following JJ cord-296717-ay4wcmk3 110 15 two two CD cord-296717-ay4wcmk3 110 16 ( ( -LRB- cord-296717-ay4wcmk3 110 17 EXCEL EXCEL NNP cord-296717-ay4wcmk3 110 18 format format NN cord-296717-ay4wcmk3 110 19 , , , cord-296717-ay4wcmk3 110 20 1-column 1-column CD cord-296717-ay4wcmk3 110 21 fitting fitting JJ cord-296717-ay4wcmk3 110 22 image image NN cord-296717-ay4wcmk3 110 23 ) ) -RRB- cord-296717-ay4wcmk3 110 24 , , , cord-296717-ay4wcmk3 110 25 The the DT cord-296717-ay4wcmk3 110 26 formation formation NN cord-296717-ay4wcmk3 110 27 of of IN cord-296717-ay4wcmk3 110 28 the the DT cord-296717-ay4wcmk3 110 29 investor investor NN cord-296717-ay4wcmk3 110 30 sentiment sentiment NN cord-296717-ay4wcmk3 110 31 index index NN cord-296717-ay4wcmk3 110 32 at at IN cord-296717-ay4wcmk3 110 33 the the DT cord-296717-ay4wcmk3 110 34 meso meso NN cord-296717-ay4wcmk3 110 35 level level NN cord-296717-ay4wcmk3 110 36 is be VBZ cord-296717-ay4wcmk3 110 37 mainly mainly RB cord-296717-ay4wcmk3 110 38 based base VBN cord-296717-ay4wcmk3 110 39 on on IN cord-296717-ay4wcmk3 110 40 the the DT cord-296717-ay4wcmk3 110 41 method method NN cord-296717-ay4wcmk3 110 42 of of IN cord-296717-ay4wcmk3 110 43 Wurgler Wurgler NNP cord-296717-ay4wcmk3 110 44 ( ( -LRB- cord-296717-ay4wcmk3 110 45 2006 2006 CD cord-296717-ay4wcmk3 110 46 , , , cord-296717-ay4wcmk3 110 47 2007 2007 CD cord-296717-ay4wcmk3 110 48 ) ) -RRB- cord-296717-ay4wcmk3 110 49 . . . cord-296717-ay4wcmk3 111 1 The the DT cord-296717-ay4wcmk3 111 2 six six CD cord-296717-ay4wcmk3 111 3 proxy proxy NN cord-296717-ay4wcmk3 111 4 variables variable NNS cord-296717-ay4wcmk3 111 5 they -PRON- PRP cord-296717-ay4wcmk3 111 6 selected select VBD cord-296717-ay4wcmk3 111 7 are be VBP cord-296717-ay4wcmk3 111 8 : : : cord-296717-ay4wcmk3 111 9 the the DT cord-296717-ay4wcmk3 111 10 closed closed JJ cord-296717-ay4wcmk3 111 11 - - HYPH cord-296717-ay4wcmk3 111 12 end end NN cord-296717-ay4wcmk3 111 13 fund fund NN cord-296717-ay4wcmk3 111 14 discount discount NN cord-296717-ay4wcmk3 111 15 , , , cord-296717-ay4wcmk3 111 16 NYSE NYSE NNP cord-296717-ay4wcmk3 111 17 share share NN cord-296717-ay4wcmk3 111 18 turnover turnover NN cord-296717-ay4wcmk3 111 19 , , , cord-296717-ay4wcmk3 111 20 the the DT cord-296717-ay4wcmk3 111 21 number number NN cord-296717-ay4wcmk3 111 22 and and CC cord-296717-ay4wcmk3 111 23 average average JJ cord-296717-ay4wcmk3 111 24 first first JJ cord-296717-ay4wcmk3 111 25 - - HYPH cord-296717-ay4wcmk3 111 26 day day NN cord-296717-ay4wcmk3 111 27 returns return NNS cord-296717-ay4wcmk3 111 28 on on IN cord-296717-ay4wcmk3 111 29 IPOs ipo NNS cord-296717-ay4wcmk3 111 30 , , , cord-296717-ay4wcmk3 111 31 the the DT cord-296717-ay4wcmk3 111 32 equity equity NN cord-296717-ay4wcmk3 111 33 share share NN cord-296717-ay4wcmk3 111 34 in in IN cord-296717-ay4wcmk3 111 35 new new JJ cord-296717-ay4wcmk3 111 36 issues issue NNS cord-296717-ay4wcmk3 111 37 , , , cord-296717-ay4wcmk3 111 38 and and CC cord-296717-ay4wcmk3 111 39 the the DT cord-296717-ay4wcmk3 111 40 dividend dividend NN cord-296717-ay4wcmk3 111 41 premium premium NN cord-296717-ay4wcmk3 111 42 . . . cord-296717-ay4wcmk3 112 1 However however RB cord-296717-ay4wcmk3 112 2 , , , cord-296717-ay4wcmk3 112 3 compared compare VBN cord-296717-ay4wcmk3 112 4 with with IN cord-296717-ay4wcmk3 112 5 the the DT cord-296717-ay4wcmk3 112 6 US US NNP cord-296717-ay4wcmk3 112 7 stock stock NN cord-296717-ay4wcmk3 112 8 market market NN cord-296717-ay4wcmk3 112 9 , , , cord-296717-ay4wcmk3 112 10 the the DT cord-296717-ay4wcmk3 112 11 Chinese chinese JJ cord-296717-ay4wcmk3 112 12 stock stock NN cord-296717-ay4wcmk3 112 13 market market NN cord-296717-ay4wcmk3 112 14 has have VBZ cord-296717-ay4wcmk3 112 15 its -PRON- PRP$ cord-296717-ay4wcmk3 112 16 own own JJ cord-296717-ay4wcmk3 112 17 particularities particularity NNS cord-296717-ay4wcmk3 112 18 , , , cord-296717-ay4wcmk3 112 19 mainly mainly RB cord-296717-ay4wcmk3 112 20 containing contain VBG cord-296717-ay4wcmk3 112 21 the the DT cord-296717-ay4wcmk3 112 22 following following JJ cord-296717-ay4wcmk3 112 23 three three CD cord-296717-ay4wcmk3 112 24 points point NNS cord-296717-ay4wcmk3 112 25 : : : cord-296717-ay4wcmk3 112 26 ( ( -LRB- cord-296717-ay4wcmk3 112 27 1 1 LS cord-296717-ay4wcmk3 112 28 ) ) -RRB- cord-296717-ay4wcmk3 112 29 Almost almost RB cord-296717-ay4wcmk3 112 30 every every DT cord-296717-ay4wcmk3 112 31 IPO IPO NNP cord-296717-ay4wcmk3 112 32 will will MD cord-296717-ay4wcmk3 112 33 hit hit VB cord-296717-ay4wcmk3 112 34 a a DT cord-296717-ay4wcmk3 112 35 daily daily JJ cord-296717-ay4wcmk3 112 36 limit limit NN cord-296717-ay4wcmk3 112 37 on on IN cord-296717-ay4wcmk3 112 38 the the DT cord-296717-ay4wcmk3 112 39 first first JJ cord-296717-ay4wcmk3 112 40 day day NN cord-296717-ay4wcmk3 112 41 of of IN cord-296717-ay4wcmk3 112 42 listing listing NN cord-296717-ay4wcmk3 112 43 , , , cord-296717-ay4wcmk3 112 44 which which WDT cord-296717-ay4wcmk3 112 45 means mean VBZ cord-296717-ay4wcmk3 112 46 the the DT cord-296717-ay4wcmk3 112 47 average average JJ cord-296717-ay4wcmk3 112 48 value value NN cord-296717-ay4wcmk3 112 49 for for IN cord-296717-ay4wcmk3 112 50 first first JJ cord-296717-ay4wcmk3 112 51 day day NN cord-296717-ay4wcmk3 112 52 's 's POS cord-296717-ay4wcmk3 112 53 earnings earning NNS cord-296717-ay4wcmk3 112 54 is be VBZ cord-296717-ay4wcmk3 112 55 almost almost RB cord-296717-ay4wcmk3 112 56 44 44 CD cord-296717-ay4wcmk3 112 57 % % NN cord-296717-ay4wcmk3 112 58 . . . cord-296717-ay4wcmk3 113 1 Among among IN cord-296717-ay4wcmk3 113 2 the the DT cord-296717-ay4wcmk3 113 3 above above JJ cord-296717-ay4wcmk3 113 4 variables variable NNS cord-296717-ay4wcmk3 113 5 , , , cord-296717-ay4wcmk3 113 6 in in IN cord-296717-ay4wcmk3 113 7 theory theory NN cord-296717-ay4wcmk3 113 8 , , , cord-296717-ay4wcmk3 113 9 the the DT cord-296717-ay4wcmk3 113 10 price price NN cord-296717-ay4wcmk3 113 11 of of IN cord-296717-ay4wcmk3 113 12 closed closed JJ cord-296717-ay4wcmk3 113 13 - - HYPH cord-296717-ay4wcmk3 113 14 end end NN cord-296717-ay4wcmk3 113 15 funds fund NNS cord-296717-ay4wcmk3 113 16 should should MD cord-296717-ay4wcmk3 113 17 be be VB cord-296717-ay4wcmk3 113 18 consistent consistent JJ cord-296717-ay4wcmk3 113 19 with with IN cord-296717-ay4wcmk3 113 20 the the DT cord-296717-ay4wcmk3 113 21 value value NN cord-296717-ay4wcmk3 113 22 of of IN cord-296717-ay4wcmk3 113 23 the the DT cord-296717-ay4wcmk3 113 24 unit unit NN cord-296717-ay4wcmk3 113 25 net net JJ cord-296717-ay4wcmk3 113 26 assets asset NNS cord-296717-ay4wcmk3 113 27 of of IN cord-296717-ay4wcmk3 113 28 the the DT cord-296717-ay4wcmk3 113 29 stock stock NN cord-296717-ay4wcmk3 113 30 portfolio portfolio NN cord-296717-ay4wcmk3 113 31 . . . cord-296717-ay4wcmk3 114 1 However however RB cord-296717-ay4wcmk3 114 2 , , , cord-296717-ay4wcmk3 114 3 in in IN cord-296717-ay4wcmk3 114 4 reality reality NN cord-296717-ay4wcmk3 114 5 , , , cord-296717-ay4wcmk3 114 6 closed closed JJ cord-296717-ay4wcmk3 114 7 - - HYPH cord-296717-ay4wcmk3 114 8 end end NN cord-296717-ay4wcmk3 114 9 funds fund NNS cord-296717-ay4wcmk3 114 10 often often RB cord-296717-ay4wcmk3 114 11 trade trade VBP cord-296717-ay4wcmk3 114 12 at at IN cord-296717-ay4wcmk3 114 13 a a DT cord-296717-ay4wcmk3 114 14 discount discount NN cord-296717-ay4wcmk3 115 1 ( ( -LRB- cord-296717-ay4wcmk3 115 2 Lee Lee NNP cord-296717-ay4wcmk3 115 3 et et NNP cord-296717-ay4wcmk3 115 4 al al NNP cord-296717-ay4wcmk3 115 5 . . NNP cord-296717-ay4wcmk3 115 6 , , , cord-296717-ay4wcmk3 115 7 1991 1991 CD cord-296717-ay4wcmk3 115 8 ) ) -RRB- cord-296717-ay4wcmk3 115 9 . . . cord-296717-ay4wcmk3 116 1 It -PRON- PRP cord-296717-ay4wcmk3 116 2 is be VBZ cord-296717-ay4wcmk3 116 3 generally generally RB cord-296717-ay4wcmk3 116 4 believed believe VBN cord-296717-ay4wcmk3 116 5 that that IN cord-296717-ay4wcmk3 116 6 the the DT cord-296717-ay4wcmk3 116 7 higher high JJR cord-296717-ay4wcmk3 116 8 the the DT cord-296717-ay4wcmk3 116 9 absolute absolute JJ cord-296717-ay4wcmk3 116 10 value value NN cord-296717-ay4wcmk3 116 11 of of IN cord-296717-ay4wcmk3 116 12 the the DT cord-296717-ay4wcmk3 116 13 discount discount NN cord-296717-ay4wcmk3 116 14 rate rate NN cord-296717-ay4wcmk3 116 15 , , , cord-296717-ay4wcmk3 116 16 the the DT cord-296717-ay4wcmk3 116 17 less less RBR cord-296717-ay4wcmk3 116 18 optimistic optimistic JJ cord-296717-ay4wcmk3 116 19 view view NN cord-296717-ay4wcmk3 116 20 investors investor NNS cord-296717-ay4wcmk3 116 21 take take VB cord-296717-ay4wcmk3 116 22 about about RP cord-296717-ay4wcmk3 116 23 the the DT cord-296717-ay4wcmk3 116 24 market market NN cord-296717-ay4wcmk3 116 25 outlook outlook NN cord-296717-ay4wcmk3 116 26 . . . cord-296717-ay4wcmk3 117 1 Since since IN cord-296717-ay4wcmk3 117 2 FDDR FDDR NNP cord-296717-ay4wcmk3 117 3 is be VBZ cord-296717-ay4wcmk3 117 4 negative negative JJ cord-296717-ay4wcmk3 117 5 in in IN cord-296717-ay4wcmk3 117 6 normal normal JJ cord-296717-ay4wcmk3 117 7 conditions condition NNS cord-296717-ay4wcmk3 117 8 , , , cord-296717-ay4wcmk3 117 9 it -PRON- PRP cord-296717-ay4wcmk3 117 10 is be VBZ cord-296717-ay4wcmk3 117 11 positively positively RB cord-296717-ay4wcmk3 117 12 correlated correlate VBN cord-296717-ay4wcmk3 117 13 with with IN cord-296717-ay4wcmk3 117 14 investor investor NN cord-296717-ay4wcmk3 117 15 sentiment sentiment NN cord-296717-ay4wcmk3 117 16 . . . cord-296717-ay4wcmk3 118 1 TO to IN cord-296717-ay4wcmk3 118 2 signifies signify VBZ cord-296717-ay4wcmk3 118 3 market market NN cord-296717-ay4wcmk3 118 4 liquidity liquidity NN cord-296717-ay4wcmk3 118 5 . . . cord-296717-ay4wcmk3 119 1 Under under IN cord-296717-ay4wcmk3 119 2 the the DT cord-296717-ay4wcmk3 119 3 restrictions restriction NNS cord-296717-ay4wcmk3 119 4 of of IN cord-296717-ay4wcmk3 119 5 market market NN cord-296717-ay4wcmk3 119 6 short short JJ cord-296717-ay4wcmk3 119 7 selling selling NN cord-296717-ay4wcmk3 119 8 and and CC cord-296717-ay4wcmk3 119 9 the the DT cord-296717-ay4wcmk3 119 10 participation participation NN cord-296717-ay4wcmk3 119 11 of of IN cord-296717-ay4wcmk3 119 12 irrational irrational JJ cord-296717-ay4wcmk3 119 13 investor investor NN cord-296717-ay4wcmk3 119 14 , , , cord-296717-ay4wcmk3 119 15 high high JJ cord-296717-ay4wcmk3 119 16 liquidity liquidity NN cord-296717-ay4wcmk3 119 17 is be VBZ cord-296717-ay4wcmk3 119 18 often often RB cord-296717-ay4wcmk3 119 19 accompanied accompany VBN cord-296717-ay4wcmk3 119 20 by by IN cord-296717-ay4wcmk3 119 21 overvaluation overvaluation NN cord-296717-ay4wcmk3 119 22 , , , cord-296717-ay4wcmk3 119 23 which which WDT cord-296717-ay4wcmk3 119 24 has have VBZ cord-296717-ay4wcmk3 119 25 positive positive JJ cord-296717-ay4wcmk3 119 26 correlation correlation NN cord-296717-ay4wcmk3 119 27 with with IN cord-296717-ay4wcmk3 119 28 investor investor NN cord-296717-ay4wcmk3 119 29 sentiment sentiment NN cord-296717-ay4wcmk3 119 30 . . . cord-296717-ay4wcmk3 120 1 In in IN cord-296717-ay4wcmk3 120 2 addition addition NN cord-296717-ay4wcmk3 120 3 , , , cord-296717-ay4wcmk3 120 4 PE PE NNP cord-296717-ay4wcmk3 120 5 and and CC cord-296717-ay4wcmk3 120 6 NIA NIA NNP cord-296717-ay4wcmk3 120 7 are be VBP cord-296717-ay4wcmk3 120 8 also also RB cord-296717-ay4wcmk3 120 9 positively positively RB cord-296717-ay4wcmk3 120 10 associated associate VBN cord-296717-ay4wcmk3 120 11 with with IN cord-296717-ay4wcmk3 120 12 sentiment sentiment NN cord-296717-ay4wcmk3 120 13 . . . cord-296717-ay4wcmk3 121 1 In in IN cord-296717-ay4wcmk3 121 2 order order NN cord-296717-ay4wcmk3 121 3 to to TO cord-296717-ay4wcmk3 121 4 control control VB cord-296717-ay4wcmk3 121 5 the the DT cord-296717-ay4wcmk3 121 6 impact impact NN cord-296717-ay4wcmk3 121 7 of of IN cord-296717-ay4wcmk3 121 8 fund fund NN cord-296717-ay4wcmk3 121 9 size size NN cord-296717-ay4wcmk3 121 10 , , , cord-296717-ay4wcmk3 121 11 we -PRON- PRP cord-296717-ay4wcmk3 121 12 adopt adopt VBP cord-296717-ay4wcmk3 121 13 the the DT cord-296717-ay4wcmk3 121 14 following follow VBG cord-296717-ay4wcmk3 121 15 criteria criterion NNS cord-296717-ay4wcmk3 121 16 for for IN cord-296717-ay4wcmk3 121 17 fund fund NN cord-296717-ay4wcmk3 121 18 Table table NN cord-296717-ay4wcmk3 121 19 4 4 CD cord-296717-ay4wcmk3 121 20 reports report VBZ cord-296717-ay4wcmk3 121 21 that that IN cord-296717-ay4wcmk3 121 22 there there EX cord-296717-ay4wcmk3 121 23 is be VBZ cord-296717-ay4wcmk3 121 24 a a DT cord-296717-ay4wcmk3 121 25 certain certain JJ cord-296717-ay4wcmk3 121 26 degree degree NN cord-296717-ay4wcmk3 121 27 of of IN cord-296717-ay4wcmk3 121 28 association association NN cord-296717-ay4wcmk3 121 29 between between IN cord-296717-ay4wcmk3 121 30 the the DT cord-296717-ay4wcmk3 121 31 four four CD cord-296717-ay4wcmk3 121 32 sentiment sentiment NN cord-296717-ay4wcmk3 121 33 agent agent NN cord-296717-ay4wcmk3 121 34 variables variable NNS cord-296717-ay4wcmk3 121 35 . . . cord-296717-ay4wcmk3 122 1 J J NNP cord-296717-ay4wcmk3 122 2 o o NN cord-296717-ay4wcmk3 122 3 u u NN cord-296717-ay4wcmk3 122 4 r r NN cord-296717-ay4wcmk3 122 5 n n NN cord-296717-ay4wcmk3 122 6 a a DT cord-296717-ay4wcmk3 122 7 l l NN cord-296717-ay4wcmk3 122 8 P p NN cord-296717-ay4wcmk3 122 9 r r NN cord-296717-ay4wcmk3 122 10 e e NN cord-296717-ay4wcmk3 122 11 -p -p NN cord-296717-ay4wcmk3 122 12 r r NN cord-296717-ay4wcmk3 122 13 o o NN cord-296717-ay4wcmk3 122 14 o o NN cord-296717-ay4wcmk3 122 15 f f NN cord-296717-ay4wcmk3 122 16 ( ( -LRB- cord-296717-ay4wcmk3 122 17 EXCEL EXCEL NNP cord-296717-ay4wcmk3 122 18 format format NN cord-296717-ay4wcmk3 122 19 , , , cord-296717-ay4wcmk3 122 20 1-column 1-column CD cord-296717-ay4wcmk3 122 21 fitting fitting JJ cord-296717-ay4wcmk3 122 22 image image NN cord-296717-ay4wcmk3 122 23 ) ) -RRB- cord-296717-ay4wcmk3 122 24 , , . cord-296717-ay4wcmk3 123 1 We -PRON- PRP cord-296717-ay4wcmk3 123 2 use use VBP cord-296717-ay4wcmk3 123 3 the the DT cord-296717-ay4wcmk3 123 4 same same JJ cord-296717-ay4wcmk3 123 5 method method NN cord-296717-ay4wcmk3 123 6 as as IN cord-296717-ay4wcmk3 123 7 section section NN cord-296717-ay4wcmk3 123 8 2.2.1 2.2.1 CD cord-296717-ay4wcmk3 123 9 to to TO cord-296717-ay4wcmk3 123 10 select select VB cord-296717-ay4wcmk3 123 11 the the DT cord-296717-ay4wcmk3 123 12 proxies proxy NNS cord-296717-ay4wcmk3 123 13 or or CC cord-296717-ay4wcmk3 123 14 their -PRON- PRP$ cord-296717-ay4wcmk3 123 15 lags lag NNS cord-296717-ay4wcmk3 123 16 , , , cord-296717-ay4wcmk3 123 17 and and CC cord-296717-ay4wcmk3 123 18 then then RB cord-296717-ay4wcmk3 123 19 perform perform VB cord-296717-ay4wcmk3 123 20 principal principal JJ cord-296717-ay4wcmk3 123 21 component component NN cord-296717-ay4wcmk3 123 22 analysis analysis NN cord-296717-ay4wcmk3 123 23 to to TO cord-296717-ay4wcmk3 123 24 calculate calculate VB cord-296717-ay4wcmk3 123 25 the the DT cord-296717-ay4wcmk3 123 26 meso meso NN cord-296717-ay4wcmk3 123 27 - - HYPH cord-296717-ay4wcmk3 123 28 level level NN cord-296717-ay4wcmk3 123 29 sentiment sentiment NN cord-296717-ay4wcmk3 123 30 index index NN cord-296717-ay4wcmk3 123 31 . . . cord-296717-ay4wcmk3 124 1 The the DT cord-296717-ay4wcmk3 124 2 selected select VBN cord-296717-ay4wcmk3 124 3 terms term NNS cord-296717-ay4wcmk3 124 4 are be VBP cord-296717-ay4wcmk3 124 5 TO to IN cord-296717-ay4wcmk3 124 6 t-1 t-1 NN cord-296717-ay4wcmk3 124 7 , , , cord-296717-ay4wcmk3 124 8 PE PE NNP cord-296717-ay4wcmk3 124 9 t t NN cord-296717-ay4wcmk3 124 10 , , , cord-296717-ay4wcmk3 124 11 NIA NIA NNP cord-296717-ay4wcmk3 124 12 t-1 t-1 NN cord-296717-ay4wcmk3 124 13 , , , cord-296717-ay4wcmk3 124 14 and and CC cord-296717-ay4wcmk3 124 15 FDDR FDDR NNP cord-296717-ay4wcmk3 124 16 t t NNP cord-296717-ay4wcmk3 124 17 . . . cord-296717-ay4wcmk3 125 1 Taking take VBG cord-296717-ay4wcmk3 125 2 of of IN cord-296717-ay4wcmk3 125 3 the the DT cord-296717-ay4wcmk3 125 4 sample sample NN cord-296717-ay4wcmk3 125 5 variance variance NN cord-296717-ay4wcmk3 125 6 respectively respectively RB cord-296717-ay4wcmk3 125 7 , , , cord-296717-ay4wcmk3 125 8 thus thus RB cord-296717-ay4wcmk3 125 9 the the DT cord-296717-ay4wcmk3 125 10 two two CD cord-296717-ay4wcmk3 125 11 factors factor NNS cord-296717-ay4wcmk3 125 12 with with IN cord-296717-ay4wcmk3 125 13 cumulative cumulative JJ cord-296717-ay4wcmk3 125 14 rate rate NN cord-296717-ay4wcmk3 125 15 of of IN cord-296717-ay4wcmk3 125 16 81.351 81.351 CD cord-296717-ay4wcmk3 125 17 % % NN cord-296717-ay4wcmk3 125 18 capture capture NN cord-296717-ay4wcmk3 125 19 much much JJ cord-296717-ay4wcmk3 125 20 of of IN cord-296717-ay4wcmk3 125 21 the the DT cord-296717-ay4wcmk3 125 22 common common JJ cord-296717-ay4wcmk3 125 23 variation variation NN cord-296717-ay4wcmk3 125 24 . . . cord-296717-ay4wcmk3 126 1 Therefore therefore RB cord-296717-ay4wcmk3 126 2 , , , cord-296717-ay4wcmk3 126 3 we -PRON- PRP cord-296717-ay4wcmk3 126 4 take take VBP cord-296717-ay4wcmk3 126 5 weighted weighted JJ cord-296717-ay4wcmk3 126 6 average average NN cord-296717-ay4wcmk3 126 7 of of IN cord-296717-ay4wcmk3 126 8 the the DT cord-296717-ay4wcmk3 126 9 first first JJ cord-296717-ay4wcmk3 126 10 and and CC cord-296717-ay4wcmk3 126 11 second second JJ cord-296717-ay4wcmk3 126 12 principal principal JJ cord-296717-ay4wcmk3 126 13 components component NNS cord-296717-ay4wcmk3 126 14 as as IN cord-296717-ay4wcmk3 126 15 meso meso NNP cord-296717-ay4wcmk3 126 16 sentiment sentiment NN cord-296717-ay4wcmk3 126 17 index index NN cord-296717-ay4wcmk3 126 18 , , , cord-296717-ay4wcmk3 126 19 without without IN cord-296717-ay4wcmk3 126 20 the the DT cord-296717-ay4wcmk3 126 21 macro macro JJ cord-296717-ay4wcmk3 126 22 influence influence NN cord-296717-ay4wcmk3 126 23 . . . cord-296717-ay4wcmk3 127 1 The the DT cord-296717-ay4wcmk3 127 2 resulting result VBG cord-296717-ay4wcmk3 127 3 sentiment sentiment NN cord-296717-ay4wcmk3 127 4 index index NN cord-296717-ay4wcmk3 127 5 MeSI MeSI NNP cord-296717-ay4wcmk3 127 6 is be VBZ cord-296717-ay4wcmk3 127 7 shown show VBN cord-296717-ay4wcmk3 127 8 in in IN cord-296717-ay4wcmk3 127 9 Eq Eq NNP cord-296717-ay4wcmk3 127 10 . . . cord-296717-ay4wcmk3 128 1 ( ( -LRB- cord-296717-ay4wcmk3 128 2 2 2 LS cord-296717-ay4wcmk3 128 3 ) ) -RRB- cord-296717-ay4wcmk3 128 4 , , , cord-296717-ay4wcmk3 128 5 and and CC cord-296717-ay4wcmk3 128 6 its -PRON- PRP$ cord-296717-ay4wcmk3 128 7 variation variation NN cord-296717-ay4wcmk3 128 8 throughout throughout IN cord-296717-ay4wcmk3 128 9 the the DT cord-296717-ay4wcmk3 128 10 sample sample NN cord-296717-ay4wcmk3 128 11 period period NN cord-296717-ay4wcmk3 128 12 is be VBZ cord-296717-ay4wcmk3 128 13 shown show VBN cord-296717-ay4wcmk3 128 14 in in IN cord-296717-ay4wcmk3 128 15 Fig Fig NNP cord-296717-ay4wcmk3 128 16 . . . cord-296717-ay4wcmk3 129 1 6 6 LS cord-296717-ay4wcmk3 129 2 . . . cord-296717-ay4wcmk3 130 1 The the DT cord-296717-ay4wcmk3 130 2 index index NN cord-296717-ay4wcmk3 130 3 falls fall VBZ cord-296717-ay4wcmk3 130 4 sharply sharply RB cord-296717-ay4wcmk3 130 5 in in IN cord-296717-ay4wcmk3 130 6 the the DT cord-296717-ay4wcmk3 130 7 mid-2015 mid-2015 NN cord-296717-ay4wcmk3 130 8 , , , cord-296717-ay4wcmk3 130 9 after after IN cord-296717-ay4wcmk3 130 10 then then RB cord-296717-ay4wcmk3 130 11 appears appear VBZ cord-296717-ay4wcmk3 130 12 to to TO cord-296717-ay4wcmk3 130 13 be be VB cord-296717-ay4wcmk3 130 14 less less RBR cord-296717-ay4wcmk3 130 15 volatile volatile JJ cord-296717-ay4wcmk3 130 16 . . . cord-296717-ay4wcmk3 131 1 ( ( -LRB- cord-296717-ay4wcmk3 131 2 EXCEL EXCEL NNP cord-296717-ay4wcmk3 131 3 format format NN cord-296717-ay4wcmk3 131 4 , , , cord-296717-ay4wcmk3 131 5 1-column 1-column CD cord-296717-ay4wcmk3 131 6 fitting fitting JJ cord-296717-ay4wcmk3 131 7 image image NN cord-296717-ay4wcmk3 131 8 ) ) -RRB- cord-296717-ay4wcmk3 131 9 , , . cord-296717-ay4wcmk3 132 1 Based base VBN cord-296717-ay4wcmk3 132 2 on on IN cord-296717-ay4wcmk3 132 3 investors investor NNS cord-296717-ay4wcmk3 132 4 ' ' POS cord-296717-ay4wcmk3 132 5 online online JJ cord-296717-ay4wcmk3 132 6 opinion opinion NN cord-296717-ay4wcmk3 132 7 posts post NNS cord-296717-ay4wcmk3 132 8 on on IN cord-296717-ay4wcmk3 132 9 the the DT cord-296717-ay4wcmk3 132 10 Internet internet NN cord-296717-ay4wcmk3 132 11 social social JJ cord-296717-ay4wcmk3 132 12 media medium NNS cord-296717-ay4wcmk3 132 13 , , , cord-296717-ay4wcmk3 132 14 the the DT cord-296717-ay4wcmk3 132 15 investor investor NN cord-296717-ay4wcmk3 132 16 sentiment sentiment NN cord-296717-ay4wcmk3 132 17 at at IN cord-296717-ay4wcmk3 132 18 micro micro JJ cord-296717-ay4wcmk3 132 19 level level NN cord-296717-ay4wcmk3 132 20 is be VBZ cord-296717-ay4wcmk3 132 21 extracted extract VBN cord-296717-ay4wcmk3 132 22 and and CC cord-296717-ay4wcmk3 132 23 analyzed analyze VBN cord-296717-ay4wcmk3 132 24 from from IN cord-296717-ay4wcmk3 132 25 massive massive JJ cord-296717-ay4wcmk3 132 26 text text NN cord-296717-ay4wcmk3 132 27 data datum NNS cord-296717-ay4wcmk3 132 28 . . . cord-296717-ay4wcmk3 133 1 In in IN cord-296717-ay4wcmk3 133 2 terms term NNS cord-296717-ay4wcmk3 133 3 of of IN cord-296717-ay4wcmk3 133 4 data datum NNS cord-296717-ay4wcmk3 133 5 acquisition acquisition NN cord-296717-ay4wcmk3 133 6 , , , cord-296717-ay4wcmk3 133 7 we -PRON- PRP cord-296717-ay4wcmk3 133 8 use use VBP cord-296717-ay4wcmk3 133 9 web web NN cord-296717-ay4wcmk3 133 10 crawler crawler NN cord-296717-ay4wcmk3 133 11 tools tool NNS cord-296717-ay4wcmk3 133 12 to to TO cord-296717-ay4wcmk3 133 13 grab grab VB cord-296717-ay4wcmk3 133 14 the the DT cord-296717-ay4wcmk3 133 15 information information NN cord-296717-ay4wcmk3 133 16 on on IN cord-296717-ay4wcmk3 133 17 the the DT cord-296717-ay4wcmk3 133 18 East East NNP cord-296717-ay4wcmk3 133 19 money money NN cord-296717-ay4wcmk3 133 20 stock stock NN cord-296717-ay4wcmk3 133 21 forum forum NN cord-296717-ay4wcmk3 133 22 , , , cord-296717-ay4wcmk3 133 23 which which WDT cord-296717-ay4wcmk3 133 24 has have VBZ cord-296717-ay4wcmk3 133 25 a a DT cord-296717-ay4wcmk3 133 26 considerable considerable JJ cord-296717-ay4wcmk3 133 27 number number NN cord-296717-ay4wcmk3 133 28 of of IN cord-296717-ay4wcmk3 133 29 visits visit NNS cord-296717-ay4wcmk3 133 30 and and CC cord-296717-ay4wcmk3 133 31 influence influence NN cord-296717-ay4wcmk3 133 32 among among IN cord-296717-ay4wcmk3 133 33 the the DT cord-296717-ay4wcmk3 133 34 stock stock NN cord-296717-ay4wcmk3 133 35 forums forum NNS cord-296717-ay4wcmk3 133 36 in in IN cord-296717-ay4wcmk3 133 37 China China NNP cord-296717-ay4wcmk3 133 38 . . . cord-296717-ay4wcmk3 134 1 According accord VBG cord-296717-ay4wcmk3 134 2 to to IN cord-296717-ay4wcmk3 134 3 ranking rank VBG cord-296717-ay4wcmk3 134 4 of of IN cord-296717-ay4wcmk3 134 5 visitor visitor NN cord-296717-ay4wcmk3 134 6 volume volume NN cord-296717-ay4wcmk3 134 7 by by IN cord-296717-ay4wcmk3 134 8 Alexa Alexa NNP cord-296717-ay4wcmk3 134 9 's 's POS cord-296717-ay4wcmk3 134 10 website website NN cord-296717-ay4wcmk3 134 11 and and CC cord-296717-ay4wcmk3 134 12 Baidu Baidu NNP cord-296717-ay4wcmk3 134 13 weight weight NN cord-296717-ay4wcmk3 134 14 rankings ranking NNS cord-296717-ay4wcmk3 134 15 , , , cord-296717-ay4wcmk3 134 16 East East NNP cord-296717-ay4wcmk3 134 17 money money NN cord-296717-ay4wcmk3 134 18 stock stock NN cord-296717-ay4wcmk3 134 19 forum forum NN cord-296717-ay4wcmk3 134 20 currently currently RB cord-296717-ay4wcmk3 134 21 ranks rank VBZ cord-296717-ay4wcmk3 134 22 first first RB cord-296717-ay4wcmk3 134 23 in in IN cord-296717-ay4wcmk3 134 24 the the DT cord-296717-ay4wcmk3 134 25 major major JJ cord-296717-ay4wcmk3 135 1 There there EX cord-296717-ay4wcmk3 135 2 are be VBP cord-296717-ay4wcmk3 135 3 usually usually RB cord-296717-ay4wcmk3 135 4 two two CD cord-296717-ay4wcmk3 135 5 types type NNS cord-296717-ay4wcmk3 135 6 of of IN cord-296717-ay4wcmk3 135 7 sentiment sentiment NN cord-296717-ay4wcmk3 135 8 classification classification NN cord-296717-ay4wcmk3 135 9 , , , cord-296717-ay4wcmk3 135 10 based base VBN cord-296717-ay4wcmk3 135 11 on on IN cord-296717-ay4wcmk3 135 12 sentiment sentiment NN cord-296717-ay4wcmk3 135 13 dictionary dictionary NN cord-296717-ay4wcmk3 135 14 or or CC cord-296717-ay4wcmk3 135 15 classifier classifier NN cord-296717-ay4wcmk3 135 16 , , , cord-296717-ay4wcmk3 136 1 respectively respectively RB cord-296717-ay4wcmk3 136 2 ( ( -LRB- cord-296717-ay4wcmk3 136 3 Liu Liu NNP cord-296717-ay4wcmk3 136 4 et et NNP cord-296717-ay4wcmk3 136 5 al al NNP cord-296717-ay4wcmk3 136 6 . . NNP cord-296717-ay4wcmk3 136 7 2012 2012 CD cord-296717-ay4wcmk3 136 8 ) ) -RRB- cord-296717-ay4wcmk3 136 9 . . . cord-296717-ay4wcmk3 137 1 It -PRON- PRP cord-296717-ay4wcmk3 137 2 is be VBZ cord-296717-ay4wcmk3 137 3 hardly hardly RB cord-296717-ay4wcmk3 137 4 possible possible JJ cord-296717-ay4wcmk3 137 5 to to TO cord-296717-ay4wcmk3 137 6 meet meet VB cord-296717-ay4wcmk3 137 7 the the DT cord-296717-ay4wcmk3 137 8 professional professional JJ cord-296717-ay4wcmk3 137 9 needs need NNS cord-296717-ay4wcmk3 137 10 in in IN cord-296717-ay4wcmk3 137 11 the the DT cord-296717-ay4wcmk3 137 12 field field NN cord-296717-ay4wcmk3 137 13 of of IN cord-296717-ay4wcmk3 137 14 finance finance NN cord-296717-ay4wcmk3 137 15 by by IN cord-296717-ay4wcmk3 137 16 using use VBG cord-296717-ay4wcmk3 137 17 a a DT cord-296717-ay4wcmk3 137 18 general general JJ cord-296717-ay4wcmk3 137 19 sentiment sentiment NN cord-296717-ay4wcmk3 137 20 dictionary dictionary NN cord-296717-ay4wcmk3 137 21 in in IN cord-296717-ay4wcmk3 137 22 natural natural JJ cord-296717-ay4wcmk3 137 23 languages language NNS cord-296717-ay4wcmk3 137 24 , , , cord-296717-ay4wcmk3 137 25 and and CC cord-296717-ay4wcmk3 137 26 empirical empirical JJ cord-296717-ay4wcmk3 137 27 evidence evidence NN cord-296717-ay4wcmk3 137 28 has have VBZ cord-296717-ay4wcmk3 137 29 shown show VBN cord-296717-ay4wcmk3 137 30 that that IN cord-296717-ay4wcmk3 137 31 the the DT cord-296717-ay4wcmk3 137 32 classification classification NN cord-296717-ay4wcmk3 137 33 results result NNS cord-296717-ay4wcmk3 137 34 obtained obtain VBN cord-296717-ay4wcmk3 137 35 by by IN cord-296717-ay4wcmk3 137 36 the the DT cord-296717-ay4wcmk3 137 37 latter latter JJ cord-296717-ay4wcmk3 137 38 are be VBP cord-296717-ay4wcmk3 137 39 better well JJR cord-296717-ay4wcmk3 137 40 than than IN cord-296717-ay4wcmk3 137 41 the the DT cord-296717-ay4wcmk3 137 42 former former JJ cord-296717-ay4wcmk3 137 43 ( ( -LRB- cord-296717-ay4wcmk3 137 44 Wu Wu NNP cord-296717-ay4wcmk3 137 45 et et NNP cord-296717-ay4wcmk3 137 46 al al NNP cord-296717-ay4wcmk3 137 47 . . NNP cord-296717-ay4wcmk3 137 48 , , , cord-296717-ay4wcmk3 137 49 2014 2014 CD cord-296717-ay4wcmk3 137 50 ) ) -RRB- cord-296717-ay4wcmk3 137 51 . . . cord-296717-ay4wcmk3 138 1 Therefore therefore RB cord-296717-ay4wcmk3 138 2 , , , cord-296717-ay4wcmk3 138 3 on on IN cord-296717-ay4wcmk3 138 4 the the DT cord-296717-ay4wcmk3 138 5 grounds ground NNS cord-296717-ay4wcmk3 138 6 of of IN cord-296717-ay4wcmk3 138 7 previous previous JJ cord-296717-ay4wcmk3 138 8 research research NN cord-296717-ay4wcmk3 138 9 , , , cord-296717-ay4wcmk3 138 10 we -PRON- PRP cord-296717-ay4wcmk3 138 11 adopt adopt VBP cord-296717-ay4wcmk3 138 12 machine machine NN cord-296717-ay4wcmk3 138 13 learning learning NN cord-296717-ay4wcmk3 138 14 algorithm algorithm NN cord-296717-ay4wcmk3 138 15 and and CC cord-296717-ay4wcmk3 138 16 choose choose VB cord-296717-ay4wcmk3 138 17 SVM SVM NNP cord-296717-ay4wcmk3 138 18 classifier classifier NN cord-296717-ay4wcmk3 138 19 to to TO cord-296717-ay4wcmk3 138 20 identify identify VB cord-296717-ay4wcmk3 138 21 investor investor NN cord-296717-ay4wcmk3 138 22 sentiment sentiment NN cord-296717-ay4wcmk3 138 23 and and CC cord-296717-ay4wcmk3 138 24 calculate calculate VB cord-296717-ay4wcmk3 138 25 the the DT cord-296717-ay4wcmk3 138 26 micro micro NNP cord-296717-ay4wcmk3 138 27 sentiment sentiment NNP cord-296717-ay4wcmk3 138 28 index index NN cord-296717-ay4wcmk3 138 29 . . . cord-296717-ay4wcmk3 139 1 Considering consider VBG cord-296717-ay4wcmk3 139 2 that that IN cord-296717-ay4wcmk3 139 3 online online JJ cord-296717-ay4wcmk3 139 4 posts post NNS cord-296717-ay4wcmk3 139 5 contain contain VBP cord-296717-ay4wcmk3 139 6 a a DT cord-296717-ay4wcmk3 139 7 great great JJ cord-296717-ay4wcmk3 139 8 deal deal NN cord-296717-ay4wcmk3 139 9 of of IN cord-296717-ay4wcmk3 139 10 noise noise NN cord-296717-ay4wcmk3 139 11 , , , cord-296717-ay4wcmk3 139 12 we -PRON- PRP cord-296717-ay4wcmk3 139 13 use use VBP cord-296717-ay4wcmk3 139 14 two two CD cord-296717-ay4wcmk3 139 15 - - HYPH cord-296717-ay4wcmk3 139 16 step step NN cord-296717-ay4wcmk3 139 17 classifier classifier NN cord-296717-ay4wcmk3 139 18 for for IN cord-296717-ay4wcmk3 139 19 sentiment sentiment NN cord-296717-ay4wcmk3 139 20 analysis analysis NN cord-296717-ay4wcmk3 140 1 ( ( -LRB- cord-296717-ay4wcmk3 140 2 Shi Shi NNP cord-296717-ay4wcmk3 140 3 et et FW cord-296717-ay4wcmk3 140 4 al al NNP cord-296717-ay4wcmk3 140 5 . . NNP cord-296717-ay4wcmk3 140 6 , , , cord-296717-ay4wcmk3 140 7 2018 2018 CD cord-296717-ay4wcmk3 140 8 ) ) -RRB- cord-296717-ay4wcmk3 140 9 . . . cord-296717-ay4wcmk3 141 1 The the DT cord-296717-ay4wcmk3 141 2 first first JJ cord-296717-ay4wcmk3 141 3 step step NN cord-296717-ay4wcmk3 141 4 is be VBZ cord-296717-ay4wcmk3 141 5 to to TO cord-296717-ay4wcmk3 141 6 get get VB cord-296717-ay4wcmk3 141 7 rid rid VBN cord-296717-ay4wcmk3 141 8 of of IN cord-296717-ay4wcmk3 141 9 noise noise NN cord-296717-ay4wcmk3 141 10 by by IN cord-296717-ay4wcmk3 141 11 separating separate VBG cord-296717-ay4wcmk3 141 12 the the DT cord-296717-ay4wcmk3 141 13 text text NN cord-296717-ay4wcmk3 141 14 into into IN cord-296717-ay4wcmk3 141 15 noise noise NN cord-296717-ay4wcmk3 141 16 and and CC cord-296717-ay4wcmk3 141 17 non non JJ cord-296717-ay4wcmk3 141 18 - - JJ cord-296717-ay4wcmk3 141 19 noise noise NN cord-296717-ay4wcmk3 141 20 , , , cord-296717-ay4wcmk3 141 21 and and CC cord-296717-ay4wcmk3 141 22 the the DT cord-296717-ay4wcmk3 141 23 second second JJ cord-296717-ay4wcmk3 141 24 step step NN cord-296717-ay4wcmk3 141 25 is be VBZ cord-296717-ay4wcmk3 141 26 to to TO cord-296717-ay4wcmk3 141 27 divide divide VB cord-296717-ay4wcmk3 141 28 non non JJ cord-296717-ay4wcmk3 141 29 - - JJ cord-296717-ay4wcmk3 141 30 noise noise JJ cord-296717-ay4wcmk3 141 31 text text NN cord-296717-ay4wcmk3 141 32 into into IN cord-296717-ay4wcmk3 141 33 bullish bullish JJ cord-296717-ay4wcmk3 141 34 and and CC cord-296717-ay4wcmk3 141 35 bearish bearish JJ cord-296717-ay4wcmk3 141 36 ones one NNS cord-296717-ay4wcmk3 141 37 . . . cord-296717-ay4wcmk3 142 1 We -PRON- PRP cord-296717-ay4wcmk3 142 2 use use VBP cord-296717-ay4wcmk3 142 3 several several JJ cord-296717-ay4wcmk3 142 4 technologies technology NNS cord-296717-ay4wcmk3 142 5 including include VBG cord-296717-ay4wcmk3 142 6 data datum NNS cord-296717-ay4wcmk3 142 7 cleaning cleaning NN cord-296717-ay4wcmk3 142 8 , , , cord-296717-ay4wcmk3 142 9 text text NN cord-296717-ay4wcmk3 142 10 representation representation NN cord-296717-ay4wcmk3 142 11 , , , cord-296717-ay4wcmk3 142 12 feature feature NN cord-296717-ay4wcmk3 142 13 extraction extraction NN cord-296717-ay4wcmk3 142 14 and and CC cord-296717-ay4wcmk3 142 15 classification classification NN cord-296717-ay4wcmk3 142 16 , , , cord-296717-ay4wcmk3 142 17 to to TO cord-296717-ay4wcmk3 142 18 compute compute VB cord-296717-ay4wcmk3 142 19 investor investor NN cord-296717-ay4wcmk3 142 20 sentiment sentiment NN cord-296717-ay4wcmk3 142 21 index index NN cord-296717-ay4wcmk3 142 22 with with IN cord-296717-ay4wcmk3 142 23 individual individual JJ cord-296717-ay4wcmk3 142 24 sentiments sentiment NNS cord-296717-ay4wcmk3 142 25 , , , cord-296717-ay4wcmk3 142 26 which which WDT cord-296717-ay4wcmk3 142 27 will will MD cord-296717-ay4wcmk3 142 28 be be VB cord-296717-ay4wcmk3 142 29 applied apply VBN cord-296717-ay4wcmk3 142 30 into into IN cord-296717-ay4wcmk3 142 31 following follow VBG cord-296717-ay4wcmk3 142 32 study study NN cord-296717-ay4wcmk3 142 33 . . . cord-296717-ay4wcmk3 143 1 ( ( -LRB- cord-296717-ay4wcmk3 143 2 1 1 LS cord-296717-ay4wcmk3 143 3 ) ) -RRB- cord-296717-ay4wcmk3 143 4 Data data NN cord-296717-ay4wcmk3 143 5 cleaning cleaning NN cord-296717-ay4wcmk3 144 1 The the DT cord-296717-ay4wcmk3 144 2 posts post NNS cord-296717-ay4wcmk3 144 3 on on IN cord-296717-ay4wcmk3 144 4 the the DT cord-296717-ay4wcmk3 144 5 online online JJ cord-296717-ay4wcmk3 144 6 stock stock NN cord-296717-ay4wcmk3 144 7 forum forum NN cord-296717-ay4wcmk3 144 8 involve involve VBP cord-296717-ay4wcmk3 144 9 a a DT cord-296717-ay4wcmk3 144 10 lot lot NN cord-296717-ay4wcmk3 144 11 of of IN cord-296717-ay4wcmk3 144 12 punctuation punctuation NN cord-296717-ay4wcmk3 144 13 , , , cord-296717-ay4wcmk3 144 14 noise noise NN cord-296717-ay4wcmk3 144 15 , , , cord-296717-ay4wcmk3 144 16 etc etc FW cord-296717-ay4wcmk3 144 17 . . . cord-296717-ay4wcmk3 145 1 which which WDT cord-296717-ay4wcmk3 145 2 can can MD cord-296717-ay4wcmk3 145 3 not not RB cord-296717-ay4wcmk3 145 4 be be VB cord-296717-ay4wcmk3 145 5 directly directly RB cord-296717-ay4wcmk3 145 6 used use VBN cord-296717-ay4wcmk3 145 7 to to IN cord-296717-ay4wcmk3 145 8 sentiment sentiment NN cord-296717-ay4wcmk3 145 9 analysis analysis NN cord-296717-ay4wcmk3 145 10 . . . cord-296717-ay4wcmk3 146 1 Therefore therefore RB cord-296717-ay4wcmk3 146 2 , , , cord-296717-ay4wcmk3 146 3 in in IN cord-296717-ay4wcmk3 146 4 the the DT cord-296717-ay4wcmk3 146 5 data data NN cord-296717-ay4wcmk3 146 6 cleaning cleaning NN cord-296717-ay4wcmk3 146 7 process process NN cord-296717-ay4wcmk3 146 8 , , , cord-296717-ay4wcmk3 146 9 we -PRON- PRP cord-296717-ay4wcmk3 146 10 first first RB cord-296717-ay4wcmk3 146 11 remove remove VBP cord-296717-ay4wcmk3 146 12 the the DT cord-296717-ay4wcmk3 146 13 punctuation punctuation NN cord-296717-ay4wcmk3 146 14 and and CC cord-296717-ay4wcmk3 146 15 gibberish gibberish NN cord-296717-ay4wcmk3 146 16 , , , cord-296717-ay4wcmk3 146 17 and and CC cord-296717-ay4wcmk3 146 18 then then RB cord-296717-ay4wcmk3 146 19 operate operate VB cord-296717-ay4wcmk3 146 20 word word NN cord-296717-ay4wcmk3 146 21 segment segment NN cord-296717-ay4wcmk3 146 22 . . . cord-296717-ay4wcmk3 147 1 ( ( -LRB- cord-296717-ay4wcmk3 147 2 2 2 LS cord-296717-ay4wcmk3 147 3 ) ) -RRB- cord-296717-ay4wcmk3 148 1 Text text NN cord-296717-ay4wcmk3 148 2 representation representation NN cord-296717-ay4wcmk3 149 1 In in IN cord-296717-ay4wcmk3 149 2 order order NN cord-296717-ay4wcmk3 149 3 to to TO cord-296717-ay4wcmk3 149 4 enable enable VB cord-296717-ay4wcmk3 149 5 the the DT cord-296717-ay4wcmk3 149 6 computer computer NN cord-296717-ay4wcmk3 149 7 to to TO cord-296717-ay4wcmk3 149 8 read read VB cord-296717-ay4wcmk3 149 9 text text NN cord-296717-ay4wcmk3 149 10 , , , cord-296717-ay4wcmk3 149 11 words word NNS cord-296717-ay4wcmk3 149 12 must must MD cord-296717-ay4wcmk3 149 13 be be VB cord-296717-ay4wcmk3 149 14 changed change VBN cord-296717-ay4wcmk3 149 15 into into IN cord-296717-ay4wcmk3 149 16 digital digital NNP cord-296717-ay4wcmk3 149 17 J J NNP cord-296717-ay4wcmk3 149 18 o o NN cord-296717-ay4wcmk3 149 19 u u NN cord-296717-ay4wcmk3 149 20 r r NN cord-296717-ay4wcmk3 149 21 n n NN cord-296717-ay4wcmk3 149 22 a a DT cord-296717-ay4wcmk3 149 23 l l NN cord-296717-ay4wcmk3 149 24 P p NN cord-296717-ay4wcmk3 149 25 r r NN cord-296717-ay4wcmk3 149 26 e e NN cord-296717-ay4wcmk3 149 27 -p -p NN cord-296717-ay4wcmk3 150 1 r r NNP cord-296717-ay4wcmk3 150 2 o o NN cord-296717-ay4wcmk3 150 3 o o NN cord-296717-ay4wcmk3 150 4 f f NN cord-296717-ay4wcmk3 150 5 data data NN cord-296717-ay4wcmk3 150 6 for for IN cord-296717-ay4wcmk3 150 7 computer computer NN cord-296717-ay4wcmk3 150 8 processing processing NN cord-296717-ay4wcmk3 150 9 . . . cord-296717-ay4wcmk3 151 1 In in IN cord-296717-ay4wcmk3 151 2 this this DT cord-296717-ay4wcmk3 151 3 paper paper NN cord-296717-ay4wcmk3 151 4 , , , cord-296717-ay4wcmk3 151 5 Word2vec Word2vec NNP cord-296717-ay4wcmk3 151 6 , , , cord-296717-ay4wcmk3 151 7 which which WDT cord-296717-ay4wcmk3 151 8 is be VBZ cord-296717-ay4wcmk3 151 9 commonly commonly RB cord-296717-ay4wcmk3 151 10 used use VBN cord-296717-ay4wcmk3 151 11 in in IN cord-296717-ay4wcmk3 151 12 academia academia NN cord-296717-ay4wcmk3 151 13 , , , cord-296717-ay4wcmk3 151 14 is be VBZ cord-296717-ay4wcmk3 151 15 applied apply VBN cord-296717-ay4wcmk3 151 16 to to TO cord-296717-ay4wcmk3 151 17 represent represent VB cord-296717-ay4wcmk3 151 18 words word NNS cord-296717-ay4wcmk3 151 19 . . . cord-296717-ay4wcmk3 152 1 It -PRON- PRP cord-296717-ay4wcmk3 152 2 can can MD cord-296717-ay4wcmk3 152 3 calculate calculate VB cord-296717-ay4wcmk3 152 4 word word NN cord-296717-ay4wcmk3 152 5 vectors vector NNS cord-296717-ay4wcmk3 152 6 according accord VBG cord-296717-ay4wcmk3 152 7 to to IN cord-296717-ay4wcmk3 152 8 the the DT cord-296717-ay4wcmk3 152 9 context context NN cord-296717-ay4wcmk3 152 10 of of IN cord-296717-ay4wcmk3 152 11 words word NNS cord-296717-ay4wcmk3 152 12 , , , cord-296717-ay4wcmk3 152 13 fully fully RB cord-296717-ay4wcmk3 152 14 capture capture VB cord-296717-ay4wcmk3 152 15 the the DT cord-296717-ay4wcmk3 152 16 semantic semantic JJ cord-296717-ay4wcmk3 152 17 information information NN cord-296717-ay4wcmk3 152 18 of of IN cord-296717-ay4wcmk3 152 19 the the DT cord-296717-ay4wcmk3 152 20 context context NN cord-296717-ay4wcmk3 152 21 , , , cord-296717-ay4wcmk3 152 22 and and CC cord-296717-ay4wcmk3 152 23 has have VBZ cord-296717-ay4wcmk3 152 24 good good JJ cord-296717-ay4wcmk3 152 25 performance performance NN cord-296717-ay4wcmk3 152 26 in in IN cord-296717-ay4wcmk3 152 27 text text NN cord-296717-ay4wcmk3 152 28 classification classification NN cord-296717-ay4wcmk3 153 1 ( ( -LRB- cord-296717-ay4wcmk3 153 2 Lilleberg Lilleberg NNP cord-296717-ay4wcmk3 153 3 et et FW cord-296717-ay4wcmk3 153 4 al al NNP cord-296717-ay4wcmk3 153 5 . . . cord-296717-ay4wcmk3 154 1 , , , cord-296717-ay4wcmk3 154 2 2015 2015 CD cord-296717-ay4wcmk3 154 3 ; ; : cord-296717-ay4wcmk3 154 4 Wolf Wolf NNP cord-296717-ay4wcmk3 154 5 et et NNP cord-296717-ay4wcmk3 154 6 al al NNP cord-296717-ay4wcmk3 154 7 . . . cord-296717-ay4wcmk3 155 1 , , , cord-296717-ay4wcmk3 155 2 2014 2014 CD cord-296717-ay4wcmk3 155 3 ) ) -RRB- cord-296717-ay4wcmk3 155 4 . . . cord-296717-ay4wcmk3 156 1 Then then RB cord-296717-ay4wcmk3 156 2 we -PRON- PRP cord-296717-ay4wcmk3 156 3 use use VBP cord-296717-ay4wcmk3 156 4 TF TF NNP cord-296717-ay4wcmk3 156 5 - - HYPH cord-296717-ay4wcmk3 156 6 IDF IDF NNP cord-296717-ay4wcmk3 156 7 ( ( -LRB- cord-296717-ay4wcmk3 156 8 term term NN cord-296717-ay4wcmk3 156 9 frequency frequency NN cord-296717-ay4wcmk3 156 10 - - HYPH cord-296717-ay4wcmk3 156 11 inverse inverse NN cord-296717-ay4wcmk3 156 12 document document NN cord-296717-ay4wcmk3 156 13 frequency frequency NN cord-296717-ay4wcmk3 156 14 ) ) -RRB- cord-296717-ay4wcmk3 156 15 algorithm algorithm NN cord-296717-ay4wcmk3 156 16 to to TO cord-296717-ay4wcmk3 156 17 compute compute VB cord-296717-ay4wcmk3 156 18 the the DT cord-296717-ay4wcmk3 156 19 weight weight NN cord-296717-ay4wcmk3 156 20 of of IN cord-296717-ay4wcmk3 156 21 words word NNS cord-296717-ay4wcmk3 156 22 in in IN cord-296717-ay4wcmk3 156 23 short short JJ cord-296717-ay4wcmk3 156 24 text text NN cord-296717-ay4wcmk3 156 25 , , , cord-296717-ay4wcmk3 156 26 and and CC cord-296717-ay4wcmk3 156 27 provide provide VB cord-296717-ay4wcmk3 156 28 weighted weighted JJ cord-296717-ay4wcmk3 156 29 word2vec word2vec NN cord-296717-ay4wcmk3 156 30 text text NN cord-296717-ay4wcmk3 156 31 vector vector NN cord-296717-ay4wcmk3 156 32 . . . cord-296717-ay4wcmk3 157 1 Word2vec Word2vec NNP cord-296717-ay4wcmk3 157 2 is be VBZ cord-296717-ay4wcmk3 157 3 a a DT cord-296717-ay4wcmk3 157 4 tool tool NN cord-296717-ay4wcmk3 157 5 based base VBN cord-296717-ay4wcmk3 157 6 on on IN cord-296717-ay4wcmk3 157 7 deep deep JJ cord-296717-ay4wcmk3 157 8 learning learning NN cord-296717-ay4wcmk3 157 9 and and CC cord-296717-ay4wcmk3 157 10 released release VBN cord-296717-ay4wcmk3 157 11 by by IN cord-296717-ay4wcmk3 157 12 Google Google NNP cord-296717-ay4wcmk3 157 13 in in IN cord-296717-ay4wcmk3 157 14 2013 2013 CD cord-296717-ay4wcmk3 157 15 . . . cord-296717-ay4wcmk3 158 1 This this DT cord-296717-ay4wcmk3 158 2 neural neural JJ cord-296717-ay4wcmk3 158 3 network network NN cord-296717-ay4wcmk3 158 4 includes include VBZ cord-296717-ay4wcmk3 158 5 two two CD cord-296717-ay4wcmk3 158 6 architectures architecture NNS cord-296717-ay4wcmk3 158 7 : : : cord-296717-ay4wcmk3 158 8 Continuous continuous JJ cord-296717-ay4wcmk3 158 9 Bag Bag NNP cord-296717-ay4wcmk3 158 10 - - HYPH cord-296717-ay4wcmk3 158 11 of of IN cord-296717-ay4wcmk3 158 12 - - HYPH cord-296717-ay4wcmk3 158 13 Words Words NNP cord-296717-ay4wcmk3 158 14 Model Model NNP cord-296717-ay4wcmk3 158 15 ( ( -LRB- cord-296717-ay4wcmk3 158 16 CBOW CBOW NNP cord-296717-ay4wcmk3 158 17 ) ) -RRB- cord-296717-ay4wcmk3 158 18 and and CC cord-296717-ay4wcmk3 158 19 Skip Skip NNP cord-296717-ay4wcmk3 158 20 - - HYPH cord-296717-ay4wcmk3 158 21 Gram Gram NNP cord-296717-ay4wcmk3 158 22 . . . cord-296717-ay4wcmk3 159 1 The the DT cord-296717-ay4wcmk3 159 2 former former NN cord-296717-ay4wcmk3 159 3 predicts predict VBZ cord-296717-ay4wcmk3 159 4 the the DT cord-296717-ay4wcmk3 159 5 current current JJ cord-296717-ay4wcmk3 159 6 word word NN cord-296717-ay4wcmk3 159 7 based base VBN cord-296717-ay4wcmk3 159 8 on on IN cord-296717-ay4wcmk3 159 9 the the DT cord-296717-ay4wcmk3 159 10 context context NN cord-296717-ay4wcmk3 159 11 , , , cord-296717-ay4wcmk3 159 12 while while IN cord-296717-ay4wcmk3 159 13 the the DT cord-296717-ay4wcmk3 159 14 latter latter JJ cord-296717-ay4wcmk3 159 15 predicts predict VBZ cord-296717-ay4wcmk3 159 16 surrounding surround VBG cord-296717-ay4wcmk3 159 17 words word NNS cord-296717-ay4wcmk3 159 18 given give VBN cord-296717-ay4wcmk3 159 19 the the DT cord-296717-ay4wcmk3 159 20 current current JJ cord-296717-ay4wcmk3 159 21 word word NN cord-296717-ay4wcmk3 159 22 ( ( -LRB- cord-296717-ay4wcmk3 159 23 Mikolov Mikolov NNP cord-296717-ay4wcmk3 159 24 et et FW cord-296717-ay4wcmk3 159 25 al al NNP cord-296717-ay4wcmk3 159 26 . . NNP cord-296717-ay4wcmk3 159 27 , , , cord-296717-ay4wcmk3 159 28 2013 2013 CD cord-296717-ay4wcmk3 159 29 ) ) -RRB- cord-296717-ay4wcmk3 159 30 . . . cord-296717-ay4wcmk3 160 1 Compared compare VBN cord-296717-ay4wcmk3 160 2 with with IN cord-296717-ay4wcmk3 160 3 the the DT cord-296717-ay4wcmk3 160 4 CBOW CBOW NNP cord-296717-ay4wcmk3 160 5 model model NN cord-296717-ay4wcmk3 160 6 , , , cord-296717-ay4wcmk3 160 7 Skip Skip NNP cord-296717-ay4wcmk3 160 8 - - HYPH cord-296717-ay4wcmk3 160 9 Gram Gram NNP cord-296717-ay4wcmk3 160 10 has have VBZ cord-296717-ay4wcmk3 160 11 higher high JJR cord-296717-ay4wcmk3 160 12 semantic semantic JJ cord-296717-ay4wcmk3 160 13 accuracy accuracy NN cord-296717-ay4wcmk3 160 14 , , , cord-296717-ay4wcmk3 160 15 higher high JJR cord-296717-ay4wcmk3 160 16 computational computational JJ cord-296717-ay4wcmk3 160 17 complexity complexity NN cord-296717-ay4wcmk3 160 18 , , , cord-296717-ay4wcmk3 160 19 and and CC cord-296717-ay4wcmk3 160 20 longer long JJR cord-296717-ay4wcmk3 160 21 model model NN cord-296717-ay4wcmk3 160 22 training training NN cord-296717-ay4wcmk3 160 23 time time NN cord-296717-ay4wcmk3 160 24 . . . cord-296717-ay4wcmk3 161 1 In in IN cord-296717-ay4wcmk3 161 2 this this DT cord-296717-ay4wcmk3 161 3 paper paper NN cord-296717-ay4wcmk3 161 4 , , , cord-296717-ay4wcmk3 161 5 the the DT cord-296717-ay4wcmk3 161 6 Skip Skip NNP cord-296717-ay4wcmk3 161 7 - - HYPH cord-296717-ay4wcmk3 161 8 Gram gram NN cord-296717-ay4wcmk3 161 9 model model NN cord-296717-ay4wcmk3 161 10 is be VBZ cord-296717-ay4wcmk3 161 11 used use VBN cord-296717-ay4wcmk3 161 12 to to TO cord-296717-ay4wcmk3 161 13 predict predict VB cord-296717-ay4wcmk3 161 14 words word NNS cord-296717-ay4wcmk3 161 15 through through IN cord-296717-ay4wcmk3 161 16 context context NN cord-296717-ay4wcmk3 161 17 , , , cord-296717-ay4wcmk3 161 18 the the DT cord-296717-ay4wcmk3 161 19 mathematical mathematical JJ cord-296717-ay4wcmk3 161 20 representation representation NN cord-296717-ay4wcmk3 161 21 ( ( -LRB- cord-296717-ay4wcmk3 161 22 3 3 CD cord-296717-ay4wcmk3 161 23 ) ) -RRB- cord-296717-ay4wcmk3 161 24 is be VBZ cord-296717-ay4wcmk3 161 25 as as IN cord-296717-ay4wcmk3 161 26 follows follow VBZ cord-296717-ay4wcmk3 161 27 : : : cord-296717-ay4wcmk3 161 28 where where WRB cord-296717-ay4wcmk3 161 29 the the DT cord-296717-ay4wcmk3 161 30 input input NN cord-296717-ay4wcmk3 161 31 is be VBZ cord-296717-ay4wcmk3 161 32 a a DT cord-296717-ay4wcmk3 161 33 word word NN cord-296717-ay4wcmk3 161 34 in in IN cord-296717-ay4wcmk3 161 35 the the DT cord-296717-ay4wcmk3 161 36 corpus corpus NN cord-296717-ay4wcmk3 161 37 . . . cord-296717-ay4wcmk3 162 1 The the DT cord-296717-ay4wcmk3 162 2 main main JJ cord-296717-ay4wcmk3 162 3 idea idea NN cord-296717-ay4wcmk3 162 4 of of IN cord-296717-ay4wcmk3 162 5 TF TF NNP cord-296717-ay4wcmk3 162 6 - - HYPH cord-296717-ay4wcmk3 162 7 IDF IDF NNP cord-296717-ay4wcmk3 162 8 is be VBZ cord-296717-ay4wcmk3 162 9 if if IN cord-296717-ay4wcmk3 162 10 a a DT cord-296717-ay4wcmk3 162 11 word word NN cord-296717-ay4wcmk3 162 12 or or CC cord-296717-ay4wcmk3 162 13 phrase phrase NN cord-296717-ay4wcmk3 162 14 appears appear VBZ cord-296717-ay4wcmk3 162 15 frequently frequently RB cord-296717-ay4wcmk3 162 16 in in IN cord-296717-ay4wcmk3 162 17 one one CD cord-296717-ay4wcmk3 162 18 article article NN cord-296717-ay4wcmk3 162 19 and and CC cord-296717-ay4wcmk3 162 20 rarely rarely RB cord-296717-ay4wcmk3 162 21 in in IN cord-296717-ay4wcmk3 162 22 other other JJ cord-296717-ay4wcmk3 162 23 articles article NNS cord-296717-ay4wcmk3 162 24 , , , cord-296717-ay4wcmk3 162 25 we -PRON- PRP cord-296717-ay4wcmk3 162 26 infer infer VBP cord-296717-ay4wcmk3 162 27 that that IN cord-296717-ay4wcmk3 162 28 this this DT cord-296717-ay4wcmk3 162 29 word word NN cord-296717-ay4wcmk3 162 30 or or CC cord-296717-ay4wcmk3 162 31 phrase phrase NN cord-296717-ay4wcmk3 162 32 shows show VBZ cord-296717-ay4wcmk3 162 33 good good JJ cord-296717-ay4wcmk3 162 34 performance performance NN cord-296717-ay4wcmk3 162 35 on on IN cord-296717-ay4wcmk3 162 36 distinguishing distinguish VBG cord-296717-ay4wcmk3 162 37 different different JJ cord-296717-ay4wcmk3 162 38 text text NN cord-296717-ay4wcmk3 162 39 information information NN cord-296717-ay4wcmk3 162 40 . . . cord-296717-ay4wcmk3 163 1 Formula formula NN cord-296717-ay4wcmk3 163 2 ( ( -LRB- cord-296717-ay4wcmk3 163 3 4 4 CD cord-296717-ay4wcmk3 163 4 ) ) -RRB- cord-296717-ay4wcmk3 163 5 shows show VBZ cord-296717-ay4wcmk3 163 6 TF TF NNP cord-296717-ay4wcmk3 163 7 - - HYPH cord-296717-ay4wcmk3 163 8 IDF IDF NNP cord-296717-ay4wcmk3 163 9 is be VBZ cord-296717-ay4wcmk3 163 10 the the DT cord-296717-ay4wcmk3 163 11 product product NN cord-296717-ay4wcmk3 163 12 of of IN cord-296717-ay4wcmk3 163 13 TF TF NNP cord-296717-ay4wcmk3 163 14 term term NN cord-296717-ay4wcmk3 163 15 frequency frequency NN cord-296717-ay4wcmk3 163 16 and and CC cord-296717-ay4wcmk3 163 17 IDF IDF NNP cord-296717-ay4wcmk3 163 18 reverse reverse NN cord-296717-ay4wcmk3 163 19 document document NN cord-296717-ay4wcmk3 163 20 frequency frequency NN cord-296717-ay4wcmk3 163 21 . . . cord-296717-ay4wcmk3 163 22 _SP cord-296717-ay4wcmk3 164 1 where where WRB cord-296717-ay4wcmk3 164 2 , , , cord-296717-ay4wcmk3 164 3 is be VBZ cord-296717-ay4wcmk3 164 4 the the DT cord-296717-ay4wcmk3 164 5 number number NN cord-296717-ay4wcmk3 164 6 of of IN cord-296717-ay4wcmk3 164 7 times time NNS cord-296717-ay4wcmk3 164 8 that that IN cord-296717-ay4wcmk3 164 9 the the DT cord-296717-ay4wcmk3 164 10 word word NN cord-296717-ay4wcmk3 164 11 appears appear VBZ cord-296717-ay4wcmk3 164 12 in in IN cord-296717-ay4wcmk3 164 13 the the DT cord-296717-ay4wcmk3 164 14 file file NN cord-296717-ay4wcmk3 164 15 , , . cord-296717-ay4wcmk3 165 1 while while IN cord-296717-ay4wcmk3 165 2 the the DT cord-296717-ay4wcmk3 165 3 denominator denominator NN cord-296717-ay4wcmk3 165 4 ∑ ∑ NNP cord-296717-ay4wcmk3 165 5 , , , cord-296717-ay4wcmk3 165 6 is be VBZ cord-296717-ay4wcmk3 165 7 the the DT cord-296717-ay4wcmk3 165 8 sum sum NN cord-296717-ay4wcmk3 165 9 of of IN cord-296717-ay4wcmk3 165 10 number number NN cord-296717-ay4wcmk3 165 11 of of IN cord-296717-ay4wcmk3 165 12 times time NNS cord-296717-ay4wcmk3 165 13 that that IN cord-296717-ay4wcmk3 165 14 all all PDT cord-296717-ay4wcmk3 165 15 the the DT cord-296717-ay4wcmk3 165 16 words word NNS cord-296717-ay4wcmk3 165 17 appear appear VBP cord-296717-ay4wcmk3 165 18 in in IN cord-296717-ay4wcmk3 165 19 the the DT cord-296717-ay4wcmk3 165 20 file file NN cord-296717-ay4wcmk3 165 21 , , , cord-296717-ay4wcmk3 165 22 |D| |D| NNP cord-296717-ay4wcmk3 165 23 represents represent VBZ cord-296717-ay4wcmk3 165 24 the the DT cord-296717-ay4wcmk3 165 25 total total JJ cord-296717-ay4wcmk3 165 26 number number NN cord-296717-ay4wcmk3 165 27 of of IN cord-296717-ay4wcmk3 165 28 files file NNS cord-296717-ay4wcmk3 165 29 in in IN cord-296717-ay4wcmk3 165 30 the the DT cord-296717-ay4wcmk3 165 31 corpus corpus NN cord-296717-ay4wcmk3 165 32 , , , cord-296717-ay4wcmk3 165 33 and and CC cord-296717-ay4wcmk3 165 34 | | NNP cord-296717-ay4wcmk3 166 1 { { -LRB- cord-296717-ay4wcmk3 166 2 : : : cord-296717-ay4wcmk3 166 3 ∈ ∈ NNP cord-296717-ay4wcmk3 166 4 } } -RRB- cord-296717-ay4wcmk3 166 5 | | VBZ cord-296717-ay4wcmk3 166 6 represents represent VBZ cord-296717-ay4wcmk3 166 7 the the DT cord-296717-ay4wcmk3 166 8 number number NN cord-296717-ay4wcmk3 166 9 of of IN cord-296717-ay4wcmk3 166 10 files file NNS cord-296717-ay4wcmk3 166 11 containing contain VBG cord-296717-ay4wcmk3 166 12 . . . cord-296717-ay4wcmk3 167 1 By by IN cord-296717-ay4wcmk3 167 2 adding add VBG cord-296717-ay4wcmk3 167 3 the the DT cord-296717-ay4wcmk3 167 4 weighted weighted JJ cord-296717-ay4wcmk3 167 5 word2vec word2vec NN cord-296717-ay4wcmk3 167 6 vector vector NN cord-296717-ay4wcmk3 167 7 of of IN cord-296717-ay4wcmk3 167 8 words word NNS cord-296717-ay4wcmk3 167 9 in in IN cord-296717-ay4wcmk3 167 10 document document NN cord-296717-ay4wcmk3 167 11 , , , cord-296717-ay4wcmk3 167 12 we -PRON- PRP cord-296717-ay4wcmk3 167 13 get get VBP cord-296717-ay4wcmk3 167 14 the the DT cord-296717-ay4wcmk3 167 15 new new JJ cord-296717-ay4wcmk3 167 16 J J NNP cord-296717-ay4wcmk3 167 17 o o NN cord-296717-ay4wcmk3 167 18 u u NN cord-296717-ay4wcmk3 167 19 r r NN cord-296717-ay4wcmk3 167 20 n n NN cord-296717-ay4wcmk3 167 21 a a DT cord-296717-ay4wcmk3 167 22 l l NN cord-296717-ay4wcmk3 167 23 P p NN cord-296717-ay4wcmk3 167 24 r r NN cord-296717-ay4wcmk3 167 25 e e NN cord-296717-ay4wcmk3 167 26 -p -p NN cord-296717-ay4wcmk3 167 27 r r NN cord-296717-ay4wcmk3 167 28 o o NN cord-296717-ay4wcmk3 167 29 o o NN cord-296717-ay4wcmk3 167 30 f f NN cord-296717-ay4wcmk3 167 31 vector vector NN cord-296717-ay4wcmk3 167 32 R r NN cord-296717-ay4wcmk3 167 33 ( ( -LRB- cord-296717-ay4wcmk3 167 34 ) ) -RRB- cord-296717-ay4wcmk3 167 35 of of IN cord-296717-ay4wcmk3 167 36 document document NN cord-296717-ay4wcmk3 167 37 : : : cord-296717-ay4wcmk3 167 38 where where WRB cord-296717-ay4wcmk3 167 39 2 2 LS cord-296717-ay4wcmk3 167 40 ( ( -LRB- cord-296717-ay4wcmk3 167 41 ) ) -RRB- cord-296717-ay4wcmk3 167 42 is be VBZ cord-296717-ay4wcmk3 167 43 the the DT cord-296717-ay4wcmk3 167 44 word2vec word2vec JJ cord-296717-ay4wcmk3 167 45 vector vector NN cord-296717-ay4wcmk3 167 46 of of IN cord-296717-ay4wcmk3 167 47 word word NN cord-296717-ay4wcmk3 167 48 . . . cord-296717-ay4wcmk3 168 1 ( ( -LRB- cord-296717-ay4wcmk3 168 2 3 3 LS cord-296717-ay4wcmk3 168 3 ) ) -RRB- cord-296717-ay4wcmk3 168 4 Classifiers classifier NNS cord-296717-ay4wcmk3 168 5 for for IN cord-296717-ay4wcmk3 168 6 sentiment sentiment NN cord-296717-ay4wcmk3 168 7 identification identification NN cord-296717-ay4wcmk3 169 1 We -PRON- PRP cord-296717-ay4wcmk3 169 2 use use VBP cord-296717-ay4wcmk3 169 3 Support support NN cord-296717-ay4wcmk3 169 4 Vector Vector NNP cord-296717-ay4wcmk3 169 5 Machine machine NN cord-296717-ay4wcmk3 169 6 ( ( -LRB- cord-296717-ay4wcmk3 169 7 SVM SVM NNP cord-296717-ay4wcmk3 169 8 ) ) -RRB- cord-296717-ay4wcmk3 169 9 to to TO cord-296717-ay4wcmk3 169 10 identify identify VB cord-296717-ay4wcmk3 169 11 investor investor NN cord-296717-ay4wcmk3 169 12 sentiment sentiment NN cord-296717-ay4wcmk3 169 13 , , , cord-296717-ay4wcmk3 169 14 which which WDT cord-296717-ay4wcmk3 169 15 has have VBZ cord-296717-ay4wcmk3 169 16 already already RB cord-296717-ay4wcmk3 169 17 become become VBN cord-296717-ay4wcmk3 169 18 an an DT cord-296717-ay4wcmk3 169 19 important important JJ cord-296717-ay4wcmk3 169 20 approach approach NN cord-296717-ay4wcmk3 169 21 for for IN cord-296717-ay4wcmk3 169 22 classification classification NN cord-296717-ay4wcmk3 169 23 due due IN cord-296717-ay4wcmk3 169 24 to to IN cord-296717-ay4wcmk3 169 25 its -PRON- PRP$ cord-296717-ay4wcmk3 169 26 outstanding outstanding JJ cord-296717-ay4wcmk3 169 27 performance performance NN cord-296717-ay4wcmk3 169 28 ( ( -LRB- cord-296717-ay4wcmk3 169 29 Cortes Cortes NNP cord-296717-ay4wcmk3 169 30 and and CC cord-296717-ay4wcmk3 169 31 Vapnik Vapnik NNP cord-296717-ay4wcmk3 169 32 , , , cord-296717-ay4wcmk3 169 33 1995 1995 CD cord-296717-ay4wcmk3 169 34 ; ; : cord-296717-ay4wcmk3 170 1 Deng Deng NNP cord-296717-ay4wcmk3 170 2 et et NNP cord-296717-ay4wcmk3 170 3 al al NNP cord-296717-ay4wcmk3 170 4 . . NNP cord-296717-ay4wcmk3 170 5 , , , cord-296717-ay4wcmk3 170 6 2012 2012 CD cord-296717-ay4wcmk3 170 7 ) ) -RRB- cord-296717-ay4wcmk3 170 8 . . . cord-296717-ay4wcmk3 171 1 In in IN cord-296717-ay4wcmk3 171 2 the the DT cord-296717-ay4wcmk3 171 3 first first JJ cord-296717-ay4wcmk3 171 4 step step NN cord-296717-ay4wcmk3 171 5 of of IN cord-296717-ay4wcmk3 171 6 " " `` cord-296717-ay4wcmk3 171 7 noise noise NN cord-296717-ay4wcmk3 171 8 elimination elimination NN cord-296717-ay4wcmk3 171 9 " " '' cord-296717-ay4wcmk3 171 10 identification identification NN cord-296717-ay4wcmk3 171 11 , , , cord-296717-ay4wcmk3 171 12 non non JJ cord-296717-ay4wcmk3 171 13 - - JJ cord-296717-ay4wcmk3 171 14 noise noise JJ cord-296717-ay4wcmk3 171 15 data data NN cord-296717-ay4wcmk3 171 16 is be VBZ cord-296717-ay4wcmk3 171 17 labeled label VBN cord-296717-ay4wcmk3 171 18 with with IN cord-296717-ay4wcmk3 171 19 +1 +1 HYPH cord-296717-ay4wcmk3 171 20 and and CC cord-296717-ay4wcmk3 171 21 noise noise NN cord-296717-ay4wcmk3 171 22 data datum NNS cord-296717-ay4wcmk3 171 23 with with IN cord-296717-ay4wcmk3 171 24 -1 -1 NN cord-296717-ay4wcmk3 171 25 . . . cord-296717-ay4wcmk3 172 1 In in IN cord-296717-ay4wcmk3 172 2 the the DT cord-296717-ay4wcmk3 172 3 second second JJ cord-296717-ay4wcmk3 172 4 step step NN cord-296717-ay4wcmk3 172 5 of of IN cord-296717-ay4wcmk3 172 6 " " `` cord-296717-ay4wcmk3 172 7 bullish bullish JJ cord-296717-ay4wcmk3 172 8 - - HYPH cord-296717-ay4wcmk3 172 9 bearish bearish JJ cord-296717-ay4wcmk3 172 10 " " '' cord-296717-ay4wcmk3 172 11 identification identification NN cord-296717-ay4wcmk3 172 12 , , , cord-296717-ay4wcmk3 172 13 bullish bullish JJ cord-296717-ay4wcmk3 172 14 sentiment sentiment NN cord-296717-ay4wcmk3 172 15 is be VBZ cord-296717-ay4wcmk3 172 16 labeled label VBN cord-296717-ay4wcmk3 172 17 with with IN cord-296717-ay4wcmk3 172 18 +1 +1 HYPH cord-296717-ay4wcmk3 172 19 and and CC cord-296717-ay4wcmk3 172 20 bearish bearish JJ cord-296717-ay4wcmk3 172 21 sentiment sentiment NN cord-296717-ay4wcmk3 172 22 with with IN cord-296717-ay4wcmk3 172 23 -1 -1 CD cord-296717-ay4wcmk3 172 24 . . . cord-296717-ay4wcmk3 173 1 Through through IN cord-296717-ay4wcmk3 173 2 the the DT cord-296717-ay4wcmk3 173 3 procedures procedure NNS cord-296717-ay4wcmk3 173 4 of of IN cord-296717-ay4wcmk3 173 5 classifying classify VBG cord-296717-ay4wcmk3 173 6 the the DT cord-296717-ay4wcmk3 173 7 text text NN cord-296717-ay4wcmk3 173 8 , , , cord-296717-ay4wcmk3 173 9 we -PRON- PRP cord-296717-ay4wcmk3 173 10 can can MD cord-296717-ay4wcmk3 173 11 identify identify VB cord-296717-ay4wcmk3 173 12 the the DT cord-296717-ay4wcmk3 173 13 investors investor NNS cord-296717-ay4wcmk3 173 14 ' ' POS cord-296717-ay4wcmk3 173 15 attitudes attitude NNS cord-296717-ay4wcmk3 173 16 towards towards IN cord-296717-ay4wcmk3 173 17 individual individual JJ cord-296717-ay4wcmk3 173 18 stock stock NN cord-296717-ay4wcmk3 173 19 . . . cord-296717-ay4wcmk3 174 1 Table table NN cord-296717-ay4wcmk3 174 2 4 4 CD cord-296717-ay4wcmk3 174 3 reports report VBZ cord-296717-ay4wcmk3 174 4 the the DT cord-296717-ay4wcmk3 174 5 classification classification NN cord-296717-ay4wcmk3 174 6 accuracy accuracy NN cord-296717-ay4wcmk3 174 7 rate rate NN cord-296717-ay4wcmk3 174 8 obtained obtain VBN cord-296717-ay4wcmk3 174 9 by by IN cord-296717-ay4wcmk3 174 10 the the DT cord-296717-ay4wcmk3 174 11 10-fold 10-fold CD cord-296717-ay4wcmk3 174 12 cross cross NN cord-296717-ay4wcmk3 174 13 validation validation NN cord-296717-ay4wcmk3 174 14 method method NN cord-296717-ay4wcmk3 174 15 . . . cord-296717-ay4wcmk3 175 1 It -PRON- PRP cord-296717-ay4wcmk3 175 2 indicates indicate VBZ cord-296717-ay4wcmk3 175 3 that that IN cord-296717-ay4wcmk3 175 4 the the DT cord-296717-ay4wcmk3 175 5 classification classification NN cord-296717-ay4wcmk3 175 6 accuracy accuracy NN cord-296717-ay4wcmk3 175 7 and and CC cord-296717-ay4wcmk3 175 8 recall recall NN cord-296717-ay4wcmk3 175 9 rate rate NN cord-296717-ay4wcmk3 175 10 based base VBN cord-296717-ay4wcmk3 175 11 on on IN cord-296717-ay4wcmk3 175 12 the the DT cord-296717-ay4wcmk3 175 13 SVM SVM NNP cord-296717-ay4wcmk3 175 14 algorithm algorithm NN cord-296717-ay4wcmk3 175 15 have have VBP cord-296717-ay4wcmk3 175 16 reached reach VBN cord-296717-ay4wcmk3 175 17 more more JJR cord-296717-ay4wcmk3 175 18 than than IN cord-296717-ay4wcmk3 175 19 70 70 CD cord-296717-ay4wcmk3 175 20 % % NN cord-296717-ay4wcmk3 175 21 . . . cord-296717-ay4wcmk3 176 1 After after IN cord-296717-ay4wcmk3 176 2 identifying identify VBG cord-296717-ay4wcmk3 176 3 individual individual JJ cord-296717-ay4wcmk3 176 4 investor investor NN cord-296717-ay4wcmk3 176 5 sentiment sentiment NN cord-296717-ay4wcmk3 176 6 , , , cord-296717-ay4wcmk3 176 7 we -PRON- PRP cord-296717-ay4wcmk3 176 8 can can MD cord-296717-ay4wcmk3 176 9 combine combine VB cord-296717-ay4wcmk3 176 10 the the DT cord-296717-ay4wcmk3 176 11 views view NNS cord-296717-ay4wcmk3 176 12 of of IN cord-296717-ay4wcmk3 176 13 all all DT cord-296717-ay4wcmk3 176 14 individual individual JJ cord-296717-ay4wcmk3 176 15 investors investor NNS cord-296717-ay4wcmk3 176 16 into into IN cord-296717-ay4wcmk3 176 17 micro micro NNP cord-296717-ay4wcmk3 176 18 investor investor NN cord-296717-ay4wcmk3 176 19 sentiment sentiment NN cord-296717-ay4wcmk3 176 20 index index NN cord-296717-ay4wcmk3 176 21 . . . cord-296717-ay4wcmk3 177 1 In in IN cord-296717-ay4wcmk3 177 2 accordance accordance NN cord-296717-ay4wcmk3 177 3 with with IN cord-296717-ay4wcmk3 177 4 the the DT cord-296717-ay4wcmk3 177 5 method method NN cord-296717-ay4wcmk3 177 6 in in IN cord-296717-ay4wcmk3 177 7 previous previous JJ cord-296717-ay4wcmk3 177 8 literatures literature NNS cord-296717-ay4wcmk3 177 9 ( ( -LRB- cord-296717-ay4wcmk3 177 10 Antweiler Antweiler NNP cord-296717-ay4wcmk3 177 11 and and CC cord-296717-ay4wcmk3 177 12 Frank Frank NNP cord-296717-ay4wcmk3 177 13 , , , cord-296717-ay4wcmk3 177 14 2004 2004 CD cord-296717-ay4wcmk3 177 15 ; ; : cord-296717-ay4wcmk3 177 16 Kim Kim NNP cord-296717-ay4wcmk3 177 17 and and CC cord-296717-ay4wcmk3 177 18 Kim Kim NNP cord-296717-ay4wcmk3 177 19 , , , cord-296717-ay4wcmk3 177 20 2014 2014 CD cord-296717-ay4wcmk3 177 21 ; ; : cord-296717-ay4wcmk3 177 22 Wu Wu NNP cord-296717-ay4wcmk3 177 23 et et NNP cord-296717-ay4wcmk3 177 24 al al NNP cord-296717-ay4wcmk3 177 25 . . NNP cord-296717-ay4wcmk3 177 26 , , , cord-296717-ay4wcmk3 177 27 2014 2014 CD cord-296717-ay4wcmk3 177 28 ) ) -RRB- cord-296717-ay4wcmk3 177 29 , , , cord-296717-ay4wcmk3 177 30 we -PRON- PRP cord-296717-ay4wcmk3 177 31 define define VBP cord-296717-ay4wcmk3 177 32 as as IN cord-296717-ay4wcmk3 177 33 total total JJ cord-296717-ay4wcmk3 177 34 bullish bullish JJ cord-296717-ay4wcmk3 177 35 posts post NNS cord-296717-ay4wcmk3 177 36 in in IN cord-296717-ay4wcmk3 177 37 time time NN cord-296717-ay4wcmk3 177 38 interval interval NN cord-296717-ay4wcmk3 177 39 t t NN cord-296717-ay4wcmk3 177 40 , , , cord-296717-ay4wcmk3 177 41 and and CC cord-296717-ay4wcmk3 177 42 as as IN cord-296717-ay4wcmk3 177 43 total total JJ cord-296717-ay4wcmk3 177 44 bearish bearish JJ cord-296717-ay4wcmk3 177 45 posts post NNS cord-296717-ay4wcmk3 177 46 in in IN cord-296717-ay4wcmk3 177 47 time time NN cord-296717-ay4wcmk3 177 48 interval interval NN cord-296717-ay4wcmk3 177 49 t. t. NNP cord-296717-ay4wcmk3 178 1 The the DT cord-296717-ay4wcmk3 178 2 calculation calculation NN cord-296717-ay4wcmk3 178 3 for for IN cord-296717-ay4wcmk3 178 4 sentiment sentiment NN cord-296717-ay4wcmk3 178 5 index index NN cord-296717-ay4wcmk3 178 6 is be VBZ cord-296717-ay4wcmk3 178 7 : : : cord-296717-ay4wcmk3 178 8 Eq Eq NNP cord-296717-ay4wcmk3 178 9 . . . cord-296717-ay4wcmk3 179 1 ( ( -LRB- cord-296717-ay4wcmk3 179 2 6 6 LS cord-296717-ay4wcmk3 179 3 ) ) -RRB- cord-296717-ay4wcmk3 179 4 is be VBZ cord-296717-ay4wcmk3 179 5 used use VBN cord-296717-ay4wcmk3 179 6 to to TO cord-296717-ay4wcmk3 179 7 compose compose VB cord-296717-ay4wcmk3 179 8 the the DT cord-296717-ay4wcmk3 179 9 CSI CSI NNP cord-296717-ay4wcmk3 179 10 800 800 CD cord-296717-ay4wcmk3 179 11 daily daily JJ cord-296717-ay4wcmk3 179 12 micro micro NNP cord-296717-ay4wcmk3 179 13 investor investor NNP cord-296717-ay4wcmk3 179 14 sentiment sentiment NNP cord-296717-ay4wcmk3 179 15 index index NN cord-296717-ay4wcmk3 179 16 , , , cord-296717-ay4wcmk3 179 17 named name VBN cord-296717-ay4wcmk3 179 18 as as IN cord-296717-ay4wcmk3 179 19 MicSI MicSI NNP cord-296717-ay4wcmk3 179 20 , , , cord-296717-ay4wcmk3 179 21 which which WDT cord-296717-ay4wcmk3 179 22 can can MD cord-296717-ay4wcmk3 179 23 reflect reflect VB cord-296717-ay4wcmk3 179 24 the the DT cord-296717-ay4wcmk3 179 25 comparison comparison NN cord-296717-ay4wcmk3 179 26 of of IN cord-296717-ay4wcmk3 179 27 investors investor NNS cord-296717-ay4wcmk3 179 28 ' ' POS cord-296717-ay4wcmk3 179 29 long long JJ cord-296717-ay4wcmk3 179 30 or or CC cord-296717-ay4wcmk3 179 31 short short JJ cord-296717-ay4wcmk3 179 32 views view NNS cord-296717-ay4wcmk3 179 33 . . . cord-296717-ay4wcmk3 180 1 The the DT cord-296717-ay4wcmk3 180 2 higher high JJR cord-296717-ay4wcmk3 180 3 the the DT cord-296717-ay4wcmk3 180 4 investor investor NN cord-296717-ay4wcmk3 180 5 sentiment sentiment NN cord-296717-ay4wcmk3 180 6 index index NN cord-296717-ay4wcmk3 180 7 , , , cord-296717-ay4wcmk3 180 8 the the DT cord-296717-ay4wcmk3 180 9 more more JJR cord-296717-ay4wcmk3 180 10 investors investor NNS cord-296717-ay4wcmk3 180 11 hold hold VBP cord-296717-ay4wcmk3 180 12 positive positive JJ cord-296717-ay4wcmk3 180 13 expectation expectation NN cord-296717-ay4wcmk3 180 14 on on IN cord-296717-ay4wcmk3 180 15 the the DT cord-296717-ay4wcmk3 180 16 future future JJ cord-296717-ay4wcmk3 180 17 stock stock NN cord-296717-ay4wcmk3 180 18 market market NN cord-296717-ay4wcmk3 180 19 . . . cord-296717-ay4wcmk3 181 1 average average JJ cord-296717-ay4wcmk3 181 2 , , , cord-296717-ay4wcmk3 181 3 investor investor NN cord-296717-ay4wcmk3 181 4 sentiment sentiment NN cord-296717-ay4wcmk3 181 5 is be VBZ cord-296717-ay4wcmk3 181 6 towards towards IN cord-296717-ay4wcmk3 181 7 bearish bearish JJ cord-296717-ay4wcmk3 181 8 , , , cord-296717-ay4wcmk3 181 9 which which WDT cord-296717-ay4wcmk3 181 10 demonstrates demonstrate VBZ cord-296717-ay4wcmk3 181 11 the the DT cord-296717-ay4wcmk3 181 12 viewpoint viewpoint NN cord-296717-ay4wcmk3 181 13 of of IN cord-296717-ay4wcmk3 181 14 investors investor NNS cord-296717-ay4wcmk3 181 15 ' ' POS cord-296717-ay4wcmk3 181 16 irrational irrational JJ cord-296717-ay4wcmk3 181 17 biases bias NNS cord-296717-ay4wcmk3 181 18 in in IN cord-296717-ay4wcmk3 181 19 behavioral behavioral JJ cord-296717-ay4wcmk3 181 20 finance finance NN cord-296717-ay4wcmk3 181 21 ( ( -LRB- cord-296717-ay4wcmk3 181 22 Odean Odean NNP cord-296717-ay4wcmk3 181 23 , , , cord-296717-ay4wcmk3 181 24 1998 1998 CD cord-296717-ay4wcmk3 181 25 ) ) -RRB- cord-296717-ay4wcmk3 181 26 . . . cord-296717-ay4wcmk3 182 1 ( ( -LRB- cord-296717-ay4wcmk3 182 2 EXCEL EXCEL NNP cord-296717-ay4wcmk3 182 3 format format NN cord-296717-ay4wcmk3 182 4 , , , cord-296717-ay4wcmk3 182 5 1-column 1-column CD cord-296717-ay4wcmk3 182 6 fitting fitting JJ cord-296717-ay4wcmk3 182 7 image image NN cord-296717-ay4wcmk3 182 8 ) ) -RRB- cord-296717-ay4wcmk3 182 9 , , . cord-296717-ay4wcmk3 183 1 The the DT cord-296717-ay4wcmk3 183 2 U.S. U.S. NNP cord-296717-ay4wcmk3 183 3 volatility volatility NN cord-296717-ay4wcmk3 183 4 index index NN cord-296717-ay4wcmk3 183 5 VIX VIX NNP cord-296717-ay4wcmk3 183 6 has have VBZ cord-296717-ay4wcmk3 183 7 the the DT cord-296717-ay4wcmk3 183 8 ability ability NN cord-296717-ay4wcmk3 183 9 of of IN cord-296717-ay4wcmk3 183 10 reflecting reflect VBG cord-296717-ay4wcmk3 183 11 investor investor NN cord-296717-ay4wcmk3 183 12 sentiment sentiment NN cord-296717-ay4wcmk3 183 13 , , , cord-296717-ay4wcmk3 183 14 thus thus RB cord-296717-ay4wcmk3 183 15 it -PRON- PRP cord-296717-ay4wcmk3 183 16 is be VBZ cord-296717-ay4wcmk3 183 17 known know VBN cord-296717-ay4wcmk3 183 18 as as IN cord-296717-ay4wcmk3 183 19 " " `` cord-296717-ay4wcmk3 183 20 the the DT cord-296717-ay4wcmk3 183 21 investor investor NN cord-296717-ay4wcmk3 183 22 fear fear NN cord-296717-ay4wcmk3 183 23 gauge gauge NN cord-296717-ay4wcmk3 183 24 " " '' cord-296717-ay4wcmk3 183 25 . . . cord-296717-ay4wcmk3 184 1 In in IN cord-296717-ay4wcmk3 184 2 order order NN cord-296717-ay4wcmk3 184 3 to to TO cord-296717-ay4wcmk3 184 4 study study VB cord-296717-ay4wcmk3 184 5 whether whether IN cord-296717-ay4wcmk3 184 6 the the DT cord-296717-ay4wcmk3 184 7 Chinese chinese JJ cord-296717-ay4wcmk3 184 8 volatility volatility NN cord-296717-ay4wcmk3 184 9 index index NN cord-296717-ay4wcmk3 184 10 iVX ivx XX cord-296717-ay4wcmk3 184 11 possess possess VBP cord-296717-ay4wcmk3 184 12 this this DT cord-296717-ay4wcmk3 184 13 capability capability NN cord-296717-ay4wcmk3 184 14 , , , cord-296717-ay4wcmk3 184 15 we -PRON- PRP cord-296717-ay4wcmk3 184 16 conduct conduct VBP cord-296717-ay4wcmk3 184 17 the the DT cord-296717-ay4wcmk3 184 18 following follow VBG cord-296717-ay4wcmk3 184 19 research research NN cord-296717-ay4wcmk3 184 20 . . . cord-296717-ay4wcmk3 185 1 First first RB cord-296717-ay4wcmk3 185 2 , , , cord-296717-ay4wcmk3 185 3 we -PRON- PRP cord-296717-ay4wcmk3 185 4 decompose decompose VBP cord-296717-ay4wcmk3 185 5 iVX ivx XX cord-296717-ay4wcmk3 185 6 into into IN cord-296717-ay4wcmk3 185 7 short short JJ cord-296717-ay4wcmk3 185 8 - - HYPH cord-296717-ay4wcmk3 185 9 term term NN cord-296717-ay4wcmk3 185 10 , , , cord-296717-ay4wcmk3 185 11 medium medium JJ cord-296717-ay4wcmk3 185 12 - - HYPH cord-296717-ay4wcmk3 185 13 term term NN cord-296717-ay4wcmk3 185 14 and and CC cord-296717-ay4wcmk3 185 15 long long JJ cord-296717-ay4wcmk3 185 16 - - HYPH cord-296717-ay4wcmk3 185 17 term term NN cord-296717-ay4wcmk3 185 18 fluctuations fluctuation NNS cord-296717-ay4wcmk3 185 19 , , , cord-296717-ay4wcmk3 185 20 considering consider VBG cord-296717-ay4wcmk3 185 21 macro macro JJ cord-296717-ay4wcmk3 185 22 - - HYPH cord-296717-ay4wcmk3 185 23 level level NN cord-296717-ay4wcmk3 185 24 sentiment sentiment NN cord-296717-ay4wcmk3 185 25 is be VBZ cord-296717-ay4wcmk3 185 26 the the DT cord-296717-ay4wcmk3 185 27 investor investor NN cord-296717-ay4wcmk3 185 28 's 's POS cord-296717-ay4wcmk3 185 29 sentiment sentiment NN cord-296717-ay4wcmk3 185 30 towards towards IN cord-296717-ay4wcmk3 185 31 the the DT cord-296717-ay4wcmk3 185 32 market market NN cord-296717-ay4wcmk3 185 33 , , , cord-296717-ay4wcmk3 185 34 which which WDT cord-296717-ay4wcmk3 185 35 lasts last VBZ cord-296717-ay4wcmk3 185 36 for for IN cord-296717-ay4wcmk3 185 37 a a DT cord-296717-ay4wcmk3 185 38 long long JJ cord-296717-ay4wcmk3 185 39 time time NN cord-296717-ay4wcmk3 185 40 , , , cord-296717-ay4wcmk3 185 41 and and CC cord-296717-ay4wcmk3 185 42 the the DT cord-296717-ay4wcmk3 185 43 persistence persistence NN cord-296717-ay4wcmk3 185 44 of of IN cord-296717-ay4wcmk3 185 45 meso meso NN cord-296717-ay4wcmk3 185 46 level level NN cord-296717-ay4wcmk3 185 47 and and CC cord-296717-ay4wcmk3 185 48 micro micro JJ cord-296717-ay4wcmk3 185 49 level level NN cord-296717-ay4wcmk3 185 50 sentiment sentiment NN cord-296717-ay4wcmk3 185 51 decreases decrease VBZ cord-296717-ay4wcmk3 185 52 in in IN cord-296717-ay4wcmk3 185 53 turn turn NN cord-296717-ay4wcmk3 185 54 . . . cord-296717-ay4wcmk3 186 1 Then then RB cord-296717-ay4wcmk3 186 2 we -PRON- PRP cord-296717-ay4wcmk3 186 3 explore explore VBP cord-296717-ay4wcmk3 186 4 the the DT cord-296717-ay4wcmk3 186 5 relationship relationship NN cord-296717-ay4wcmk3 186 6 between between IN cord-296717-ay4wcmk3 186 7 the the DT cord-296717-ay4wcmk3 186 8 decomposed decompose VBN cord-296717-ay4wcmk3 186 9 iVX ivx NN cord-296717-ay4wcmk3 186 10 and and CC cord-296717-ay4wcmk3 186 11 corresponding corresponding JJ cord-296717-ay4wcmk3 186 12 sentiment sentiment NN cord-296717-ay4wcmk3 186 13 respectively respectively RB cord-296717-ay4wcmk3 186 14 . . . cord-296717-ay4wcmk3 187 1 Compared compare VBN cord-296717-ay4wcmk3 187 2 to to IN cord-296717-ay4wcmk3 187 3 that that DT cord-296717-ay4wcmk3 187 4 , , , cord-296717-ay4wcmk3 187 5 the the DT cord-296717-ay4wcmk3 187 6 relationship relationship NN cord-296717-ay4wcmk3 187 7 between between IN cord-296717-ay4wcmk3 187 8 the the DT cord-296717-ay4wcmk3 187 9 iVX ivx NN cord-296717-ay4wcmk3 187 10 and and CC cord-296717-ay4wcmk3 187 11 sentiment sentiment NN cord-296717-ay4wcmk3 187 12 is be VBZ cord-296717-ay4wcmk3 187 13 also also RB cord-296717-ay4wcmk3 187 14 examined examine VBN cord-296717-ay4wcmk3 187 15 on on IN cord-296717-ay4wcmk3 187 16 each each DT cord-296717-ay4wcmk3 187 17 level level NN cord-296717-ay4wcmk3 187 18 . . . cord-296717-ay4wcmk3 188 1 With with IN cord-296717-ay4wcmk3 188 2 the the DT cord-296717-ay4wcmk3 188 3 above above JJ cord-296717-ay4wcmk3 188 4 process process NN cord-296717-ay4wcmk3 188 5 , , , cord-296717-ay4wcmk3 188 6 we -PRON- PRP cord-296717-ay4wcmk3 188 7 can can MD cord-296717-ay4wcmk3 188 8 verify verify VB cord-296717-ay4wcmk3 188 9 whether whether IN cord-296717-ay4wcmk3 188 10 iVX iVX NNP cord-296717-ay4wcmk3 188 11 is be VBZ cord-296717-ay4wcmk3 188 12 a a DT cord-296717-ay4wcmk3 188 13 proper proper JJ cord-296717-ay4wcmk3 188 14 representation representation NN cord-296717-ay4wcmk3 188 15 of of IN cord-296717-ay4wcmk3 188 16 investor investor NN cord-296717-ay4wcmk3 188 17 sentiment sentiment NN cord-296717-ay4wcmk3 188 18 . . . cord-296717-ay4wcmk3 188 19 _SP cord-296717-ay4wcmk3 189 1 Previous previous JJ cord-296717-ay4wcmk3 189 2 studies study NNS cord-296717-ay4wcmk3 189 3 show show VBP cord-296717-ay4wcmk3 189 4 short short JJ cord-296717-ay4wcmk3 189 5 - - HYPH cord-296717-ay4wcmk3 189 6 term term NN cord-296717-ay4wcmk3 189 7 volatility volatility NN cord-296717-ay4wcmk3 189 8 clustering clustering NN cord-296717-ay4wcmk3 189 9 ( ( -LRB- cord-296717-ay4wcmk3 189 10 Gray,1996 Gray,1996 NNP cord-296717-ay4wcmk3 189 11 ; ; : cord-296717-ay4wcmk3 189 12 Cont Cont NNP cord-296717-ay4wcmk3 189 13 , , , cord-296717-ay4wcmk3 189 14 2007 2007 CD cord-296717-ay4wcmk3 189 15 ) ) -RRB- cord-296717-ay4wcmk3 189 16 and and CC cord-296717-ay4wcmk3 189 17 long long JJ cord-296717-ay4wcmk3 189 18 - - HYPH cord-296717-ay4wcmk3 189 19 term term NN cord-296717-ay4wcmk3 189 20 mean mean JJ cord-296717-ay4wcmk3 189 21 reverting revert VBG cord-296717-ay4wcmk3 189 22 of of IN cord-296717-ay4wcmk3 189 23 the the DT cord-296717-ay4wcmk3 189 24 volatility volatility NN cord-296717-ay4wcmk3 189 25 ( ( -LRB- cord-296717-ay4wcmk3 189 26 Bollerslev Bollerslev NNP cord-296717-ay4wcmk3 189 27 and and CC cord-296717-ay4wcmk3 189 28 Mikkelsen Mikkelsen NNP cord-296717-ay4wcmk3 189 29 , , , cord-296717-ay4wcmk3 189 30 1996 1996 CD cord-296717-ay4wcmk3 189 31 ; ; : cord-296717-ay4wcmk3 189 32 Arav Arav NNP cord-296717-ay4wcmk3 189 33 et et NNP cord-296717-ay4wcmk3 189 34 al al NNP cord-296717-ay4wcmk3 189 35 . . NNP cord-296717-ay4wcmk3 189 36 ,2018 ,2018 , cord-296717-ay4wcmk3 189 37 ) ) -RRB- cord-296717-ay4wcmk3 189 38 , , , cord-296717-ay4wcmk3 189 39 which which WDT cord-296717-ay4wcmk3 189 40 indicates indicate VBZ cord-296717-ay4wcmk3 189 41 the the DT cord-296717-ay4wcmk3 189 42 characteristics characteristic NNS cord-296717-ay4wcmk3 189 43 of of IN cord-296717-ay4wcmk3 189 44 stock stock NN cord-296717-ay4wcmk3 189 45 market market NN cord-296717-ay4wcmk3 189 46 on on IN cord-296717-ay4wcmk3 189 47 different different JJ cord-296717-ay4wcmk3 189 48 time time NN cord-296717-ay4wcmk3 189 49 scales scale NNS cord-296717-ay4wcmk3 189 50 are be VBP cord-296717-ay4wcmk3 189 51 not not RB cord-296717-ay4wcmk3 189 52 consistent consistent JJ cord-296717-ay4wcmk3 189 53 . . . cord-296717-ay4wcmk3 190 1 In in IN cord-296717-ay4wcmk3 190 2 order order NN cord-296717-ay4wcmk3 190 3 to to TO cord-296717-ay4wcmk3 190 4 obtain obtain VB cord-296717-ay4wcmk3 190 5 the the DT cord-296717-ay4wcmk3 190 6 fluctuations fluctuation NNS cord-296717-ay4wcmk3 190 7 on on IN cord-296717-ay4wcmk3 190 8 different different JJ cord-296717-ay4wcmk3 190 9 time time NN cord-296717-ay4wcmk3 190 10 scales scale NNS cord-296717-ay4wcmk3 190 11 , , , cord-296717-ay4wcmk3 190 12 we -PRON- PRP cord-296717-ay4wcmk3 190 13 need need VBP cord-296717-ay4wcmk3 190 14 to to TO cord-296717-ay4wcmk3 190 15 decompose decompose VB cord-296717-ay4wcmk3 190 16 iVX ivx XX cord-296717-ay4wcmk3 190 17 . . . cord-296717-ay4wcmk3 191 1 Since since IN cord-296717-ay4wcmk3 191 2 the the DT cord-296717-ay4wcmk3 191 3 duration duration NN cord-296717-ay4wcmk3 191 4 of of IN cord-296717-ay4wcmk3 191 5 three three CD cord-296717-ay4wcmk3 191 6 levels level NNS cord-296717-ay4wcmk3 191 7 of of IN cord-296717-ay4wcmk3 191 8 sentiment sentiment NN cord-296717-ay4wcmk3 191 9 is be VBZ cord-296717-ay4wcmk3 191 10 different different JJ cord-296717-ay4wcmk3 191 11 , , , cord-296717-ay4wcmk3 191 12 if if IN cord-296717-ay4wcmk3 191 13 iVX iVX NNP cord-296717-ay4wcmk3 191 14 has have VBZ cord-296717-ay4wcmk3 191 15 the the DT cord-296717-ay4wcmk3 191 16 ability ability NN cord-296717-ay4wcmk3 191 17 of of IN cord-296717-ay4wcmk3 191 18 representing represent VBG cord-296717-ay4wcmk3 191 19 sentiment sentiment NN cord-296717-ay4wcmk3 191 20 , , , cord-296717-ay4wcmk3 191 21 the the DT cord-296717-ay4wcmk3 191 22 short short JJ cord-296717-ay4wcmk3 191 23 - - HYPH cord-296717-ay4wcmk3 191 24 term term NN cord-296717-ay4wcmk3 191 25 with with IN cord-296717-ay4wcmk3 191 26 high high JJ cord-296717-ay4wcmk3 191 27 frequency frequency NN cord-296717-ay4wcmk3 191 28 , , , cord-296717-ay4wcmk3 191 29 medium medium JJ cord-296717-ay4wcmk3 191 30 - - HYPH cord-296717-ay4wcmk3 191 31 term term NN cord-296717-ay4wcmk3 191 32 fluctuations fluctuation NNS cord-296717-ay4wcmk3 191 33 with with IN cord-296717-ay4wcmk3 191 34 low low JJ cord-296717-ay4wcmk3 191 35 frequency frequency NN cord-296717-ay4wcmk3 191 36 and and CC cord-296717-ay4wcmk3 191 37 long long JJ cord-296717-ay4wcmk3 191 38 - - HYPH cord-296717-ay4wcmk3 191 39 term term NN cord-296717-ay4wcmk3 191 40 trend trend NN cord-296717-ay4wcmk3 191 41 obtained obtain VBN cord-296717-ay4wcmk3 191 42 after after IN cord-296717-ay4wcmk3 191 43 decomposition decomposition NN cord-296717-ay4wcmk3 191 44 should should MD cord-296717-ay4wcmk3 191 45 have have VB cord-296717-ay4wcmk3 191 46 a a DT cord-296717-ay4wcmk3 191 47 relationship relationship NN cord-296717-ay4wcmk3 191 48 with with IN cord-296717-ay4wcmk3 191 49 corresponding correspond VBG cord-296717-ay4wcmk3 191 50 sentiment sentiment NN cord-296717-ay4wcmk3 191 51 at at IN cord-296717-ay4wcmk3 191 52 the the DT cord-296717-ay4wcmk3 191 53 level level NN cord-296717-ay4wcmk3 191 54 of of IN cord-296717-ay4wcmk3 191 55 macro macro NN cord-296717-ay4wcmk3 191 56 , , , cord-296717-ay4wcmk3 191 57 meso meso NNP cord-296717-ay4wcmk3 191 58 and and CC cord-296717-ay4wcmk3 191 59 micro micro NNP cord-296717-ay4wcmk3 191 60 . . . cord-296717-ay4wcmk3 192 1 We -PRON- PRP cord-296717-ay4wcmk3 192 2 use use VBP cord-296717-ay4wcmk3 192 3 EEMD EEMD NNP cord-296717-ay4wcmk3 192 4 to to TO cord-296717-ay4wcmk3 192 5 operate operate VB cord-296717-ay4wcmk3 192 6 decomposition decomposition NN cord-296717-ay4wcmk3 192 7 . . . cord-296717-ay4wcmk3 193 1 Compared compare VBN cord-296717-ay4wcmk3 193 2 with with IN cord-296717-ay4wcmk3 193 3 wavelet wavelet JJ cord-296717-ay4wcmk3 193 4 analysis analysis NN cord-296717-ay4wcmk3 193 5 , , , cord-296717-ay4wcmk3 193 6 it -PRON- PRP cord-296717-ay4wcmk3 193 7 can can MD cord-296717-ay4wcmk3 193 8 avoid avoid VB cord-296717-ay4wcmk3 193 9 the the DT cord-296717-ay4wcmk3 193 10 instability instability NN cord-296717-ay4wcmk3 193 11 of of IN cord-296717-ay4wcmk3 193 12 the the DT cord-296717-ay4wcmk3 193 13 result result NN cord-296717-ay4wcmk3 193 14 caused cause VBN cord-296717-ay4wcmk3 193 15 by by IN cord-296717-ay4wcmk3 193 16 manual manual JJ cord-296717-ay4wcmk3 193 17 selection selection NN cord-296717-ay4wcmk3 193 18 of of IN cord-296717-ay4wcmk3 193 19 wavelet wavelet JJ cord-296717-ay4wcmk3 193 20 function function NN cord-296717-ay4wcmk3 193 21 . . . cord-296717-ay4wcmk3 194 1 Moreover moreover RB cord-296717-ay4wcmk3 194 2 , , , cord-296717-ay4wcmk3 194 3 compared compare VBN cord-296717-ay4wcmk3 194 4 with with IN cord-296717-ay4wcmk3 194 5 fast fast JJ cord-296717-ay4wcmk3 194 6 Fourier Fourier NNP cord-296717-ay4wcmk3 194 7 transform transform NN cord-296717-ay4wcmk3 194 8 , , , cord-296717-ay4wcmk3 194 9 it -PRON- PRP cord-296717-ay4wcmk3 194 10 can can MD cord-296717-ay4wcmk3 194 11 realize realize VB cord-296717-ay4wcmk3 194 12 the the DT cord-296717-ay4wcmk3 194 13 analysis analysis NN cord-296717-ay4wcmk3 194 14 of of IN cord-296717-ay4wcmk3 194 15 high high JJ cord-296717-ay4wcmk3 194 16 - - HYPH cord-296717-ay4wcmk3 194 17 frequency frequency NN cord-296717-ay4wcmk3 194 18 data datum NNS cord-296717-ay4wcmk3 194 19 volatility volatility NN cord-296717-ay4wcmk3 194 20 . . . cord-296717-ay4wcmk3 195 1 Therefore therefore RB cord-296717-ay4wcmk3 195 2 , , , cord-296717-ay4wcmk3 195 3 EEMD EEMD NNP cord-296717-ay4wcmk3 195 4 is be VBZ cord-296717-ay4wcmk3 195 5 chosen choose VBN cord-296717-ay4wcmk3 195 6 to to TO cord-296717-ay4wcmk3 195 7 decompose decompose VB cord-296717-ay4wcmk3 195 8 iVX ivx XX cord-296717-ay4wcmk3 195 9 . . . cord-296717-ay4wcmk3 196 1 ( ( -LRB- cord-296717-ay4wcmk3 196 2 1 1 LS cord-296717-ay4wcmk3 196 3 ) ) -RRB- cord-296717-ay4wcmk3 196 4 EEMD EEMD NNP cord-296717-ay4wcmk3 196 5 model model NN cord-296717-ay4wcmk3 197 1 The the DT cord-296717-ay4wcmk3 197 2 EEMD EEMD NNP cord-296717-ay4wcmk3 197 3 algorithm algorithm NN cord-296717-ay4wcmk3 197 4 can can MD cord-296717-ay4wcmk3 197 5 be be VB cord-296717-ay4wcmk3 197 6 summarized summarize VBN cord-296717-ay4wcmk3 197 7 as as IN cord-296717-ay4wcmk3 197 8 follows follow VBZ cord-296717-ay4wcmk3 197 9 : : : cord-296717-ay4wcmk3 197 10 Step step NN cord-296717-ay4wcmk3 197 11 1 1 CD cord-296717-ay4wcmk3 197 12 . . . cord-296717-ay4wcmk3 198 1 Initialize initialize VB cord-296717-ay4wcmk3 198 2 the the DT cord-296717-ay4wcmk3 198 3 number number NN cord-296717-ay4wcmk3 198 4 of of IN cord-296717-ay4wcmk3 198 5 realizations realization NNS cord-296717-ay4wcmk3 198 6 and and CC cord-296717-ay4wcmk3 198 7 amplitudes amplitude NNS cord-296717-ay4wcmk3 198 8 of of IN cord-296717-ay4wcmk3 198 9 added add VBN cord-296717-ay4wcmk3 198 10 white white JJ cord-296717-ay4wcmk3 198 11 noise noise NN cord-296717-ay4wcmk3 198 12 . . . cord-296717-ay4wcmk3 199 1 Set Set VBN cord-296717-ay4wcmk3 199 2 m m CD cord-296717-ay4wcmk3 199 3 equal equal JJ cord-296717-ay4wcmk3 199 4 1 1 CD cord-296717-ay4wcmk3 199 5 . . . cord-296717-ay4wcmk3 200 1 Step step NN cord-296717-ay4wcmk3 200 2 2 2 CD cord-296717-ay4wcmk3 200 3 . . . cord-296717-ay4wcmk3 201 1 Perform perform VB cord-296717-ay4wcmk3 201 2 the the DT cord-296717-ay4wcmk3 201 3 mth mth NNP cord-296717-ay4wcmk3 201 4 EMD EMD NNP cord-296717-ay4wcmk3 201 5 decomposition decomposition NN cord-296717-ay4wcmk3 201 6 . . . cord-296717-ay4wcmk3 202 1 1)Add 1)add CD cord-296717-ay4wcmk3 202 2 white white JJ cord-296717-ay4wcmk3 202 3 noise noise NN cord-296717-ay4wcmk3 202 4 ( ( -LRB- cord-296717-ay4wcmk3 202 5 ) ) -RRB- cord-296717-ay4wcmk3 202 6 with with IN cord-296717-ay4wcmk3 202 7 the the DT cord-296717-ay4wcmk3 202 8 given give VBN cord-296717-ay4wcmk3 202 9 signal signal NN cord-296717-ay4wcmk3 202 10 ( ( -LRB- cord-296717-ay4wcmk3 202 11 ) ) -RRB- cord-296717-ay4wcmk3 202 12 . . . cord-296717-ay4wcmk3 203 1 ( ( -LRB- cord-296717-ay4wcmk3 203 2 ) ) -RRB- cord-296717-ay4wcmk3 203 3 = = NFP cord-296717-ay4wcmk3 204 1 ( ( -LRB- cord-296717-ay4wcmk3 204 2 ) ) -RRB- cord-296717-ay4wcmk3 204 3 + + JJ cord-296717-ay4wcmk3 204 4 ( ( -LRB- cord-296717-ay4wcmk3 204 5 ) ) -RRB- cord-296717-ay4wcmk3 204 6 J J NNP cord-296717-ay4wcmk3 204 7 o o NN cord-296717-ay4wcmk3 204 8 u u NN cord-296717-ay4wcmk3 204 9 r r NN cord-296717-ay4wcmk3 204 10 n n NN cord-296717-ay4wcmk3 204 11 a a DT cord-296717-ay4wcmk3 204 12 l l NN cord-296717-ay4wcmk3 204 13 P p NN cord-296717-ay4wcmk3 204 14 r r NN cord-296717-ay4wcmk3 204 15 e e NN cord-296717-ay4wcmk3 204 16 -p -p NN cord-296717-ay4wcmk3 205 1 r r LS cord-296717-ay4wcmk3 206 1 o o UH cord-296717-ay4wcmk3 207 1 o o UH cord-296717-ay4wcmk3 207 2 f f NNP cord-296717-ay4wcmk3 208 1 Where where WRB cord-296717-ay4wcmk3 208 2 ( ( -LRB- cord-296717-ay4wcmk3 208 3 ) ) -RRB- cord-296717-ay4wcmk3 208 4 is be VBZ cord-296717-ay4wcmk3 208 5 the the DT cord-296717-ay4wcmk3 208 6 white white JJ cord-296717-ay4wcmk3 208 7 noise noise NN cord-296717-ay4wcmk3 208 8 added add VBN cord-296717-ay4wcmk3 208 9 at at IN cord-296717-ay4wcmk3 208 10 the the DT cord-296717-ay4wcmk3 208 11 mth mth NNP cord-296717-ay4wcmk3 208 12 time time NN cord-296717-ay4wcmk3 208 13 , , , cord-296717-ay4wcmk3 208 14 and and CC cord-296717-ay4wcmk3 208 15 ( ( -LRB- cord-296717-ay4wcmk3 208 16 ) ) -RRB- cord-296717-ay4wcmk3 208 17 is be VBZ cord-296717-ay4wcmk3 208 18 the the DT cord-296717-ay4wcmk3 208 19 signal signal NN cord-296717-ay4wcmk3 208 20 containing contain VBG cord-296717-ay4wcmk3 208 21 white white JJ cord-296717-ay4wcmk3 208 22 noise noise NN cord-296717-ay4wcmk3 208 23 at at IN cord-296717-ay4wcmk3 208 24 the the DT cord-296717-ay4wcmk3 208 25 mth mth NNP cord-296717-ay4wcmk3 208 26 time time NN cord-296717-ay4wcmk3 208 27 . . . cord-296717-ay4wcmk3 209 1 2)After 2)after CD cord-296717-ay4wcmk3 209 2 employing employ VBG cord-296717-ay4wcmk3 209 3 EMD EMD NNP cord-296717-ay4wcmk3 209 4 to to TO cord-296717-ay4wcmk3 209 5 decompose decompose VB cord-296717-ay4wcmk3 209 6 the the DT cord-296717-ay4wcmk3 209 7 signal signal NN cord-296717-ay4wcmk3 209 8 ( ( -LRB- cord-296717-ay4wcmk3 209 9 ) ) -RRB- cord-296717-ay4wcmk3 209 10 , , , cord-296717-ay4wcmk3 209 11 we -PRON- PRP cord-296717-ay4wcmk3 209 12 get get VBP cord-296717-ay4wcmk3 209 13 a a DT cord-296717-ay4wcmk3 209 14 group group NN cord-296717-ay4wcmk3 209 15 of of IN cord-296717-ay4wcmk3 209 16 IMF IMF NNP cord-296717-ay4wcmk3 209 17 , , , cord-296717-ay4wcmk3 209 18 ( ( -LRB- cord-296717-ay4wcmk3 209 19 = = SYM cord-296717-ay4wcmk3 209 20 1,2 1,2 CD cord-296717-ay4wcmk3 209 21 , , , cord-296717-ay4wcmk3 209 22 ⋯ ⋯ NNP cord-296717-ay4wcmk3 209 23 , , , cord-296717-ay4wcmk3 209 24 ) ) -RRB- cord-296717-ay4wcmk3 209 25 , , , cord-296717-ay4wcmk3 209 26 where where WRB cord-296717-ay4wcmk3 209 27 , , , cord-296717-ay4wcmk3 209 28 is be VBZ cord-296717-ay4wcmk3 209 29 the the DT cord-296717-ay4wcmk3 209 30 nth nth NNP cord-296717-ay4wcmk3 209 31 IMF IMF NNP cord-296717-ay4wcmk3 209 32 in in IN cord-296717-ay4wcmk3 209 33 the the DT cord-296717-ay4wcmk3 209 34 mth mth JJ cord-296717-ay4wcmk3 209 35 decomposition decomposition NN cord-296717-ay4wcmk3 209 36 . . . cord-296717-ay4wcmk3 210 1 3)If 3)If NNP cord-296717-ay4wcmk3 210 2 m m XX cord-296717-ay4wcmk3 210 3 < < XX cord-296717-ay4wcmk3 210 4 M M NNP cord-296717-ay4wcmk3 210 5 , , , cord-296717-ay4wcmk3 210 6 then then RB cord-296717-ay4wcmk3 210 7 go go VB cord-296717-ay4wcmk3 210 8 back back RB cord-296717-ay4wcmk3 210 9 to to IN cord-296717-ay4wcmk3 210 10 Step Step NNP cord-296717-ay4wcmk3 210 11 1 1 CD cord-296717-ay4wcmk3 210 12 ) ) -RRB- cord-296717-ay4wcmk3 210 13 and and CC cord-296717-ay4wcmk3 210 14 let let VB cord-296717-ay4wcmk3 210 15 = = NFP cord-296717-ay4wcmk3 211 1 + + CC cord-296717-ay4wcmk3 211 2 1 1 CD cord-296717-ay4wcmk3 211 3 . . . cord-296717-ay4wcmk3 212 1 Repeat repeat VB cord-296717-ay4wcmk3 212 2 Steps step NNS cord-296717-ay4wcmk3 212 3 1 1 CD cord-296717-ay4wcmk3 212 4 ) ) -RRB- cord-296717-ay4wcmk3 212 5 and and CC cord-296717-ay4wcmk3 212 6 2 2 LS cord-296717-ay4wcmk3 212 7 ) ) -RRB- cord-296717-ay4wcmk3 212 8 until until IN cord-296717-ay4wcmk3 212 9 m m LS cord-296717-ay4wcmk3 212 10 equals equal VBZ cord-296717-ay4wcmk3 212 11 M. M. NNP cord-296717-ay4wcmk3 212 12 Step Step NNP cord-296717-ay4wcmk3 212 13 3 3 CD cord-296717-ay4wcmk3 212 14 . . . cord-296717-ay4wcmk3 213 1 Compute compute VB cord-296717-ay4wcmk3 213 2 the the DT cord-296717-ay4wcmk3 213 3 population population NN cord-296717-ay4wcmk3 213 4 mean mean VBP cord-296717-ay4wcmk3 213 5 in in IN cord-296717-ay4wcmk3 213 6 the the DT cord-296717-ay4wcmk3 213 7 Mth Mth NNP cord-296717-ay4wcmk3 213 8 decomposition decomposition NN cord-296717-ay4wcmk3 213 9 . . . cord-296717-ay4wcmk3 213 10 _SP cord-296717-ay4wcmk3 214 1 Step step NN cord-296717-ay4wcmk3 214 2 4 4 CD cord-296717-ay4wcmk3 214 3 . . . cord-296717-ay4wcmk3 215 1 Take take VB cord-296717-ay4wcmk3 215 2 N n CD cord-296717-ay4wcmk3 215 3 IMFs imf NNS cord-296717-ay4wcmk3 215 4 in in IN cord-296717-ay4wcmk3 215 5 the the DT cord-296717-ay4wcmk3 215 6 Mth Mth NNP cord-296717-ay4wcmk3 215 7 decomposition decomposition NN cord-296717-ay4wcmk3 215 8 , , , cord-296717-ay4wcmk3 215 9 i.e. i.e. FW cord-296717-ay4wcmk3 215 10 ( ( -LRB- cord-296717-ay4wcmk3 215 11 = = WRB cord-296717-ay4wcmk3 215 12 1,2 1,2 CD cord-296717-ay4wcmk3 215 13 , , , cord-296717-ay4wcmk3 215 14 ⋯ ⋯ NNP cord-296717-ay4wcmk3 215 15 , , , cord-296717-ay4wcmk3 215 16 ) ) -RRB- cord-296717-ay4wcmk3 215 17 as as IN cord-296717-ay4wcmk3 215 18 the the DT cord-296717-ay4wcmk3 215 19 final final JJ cord-296717-ay4wcmk3 215 20 IMFs imf NNS cord-296717-ay4wcmk3 215 21 . . . cord-296717-ay4wcmk3 216 1 ( ( -LRB- cord-296717-ay4wcmk3 216 2 2 2 LS cord-296717-ay4wcmk3 216 3 ) ) -RRB- cord-296717-ay4wcmk3 216 4 Fine fine JJ cord-296717-ay4wcmk3 216 5 - - HYPH cord-296717-ay4wcmk3 216 6 to to IN cord-296717-ay4wcmk3 216 7 - - HYPH cord-296717-ay4wcmk3 216 8 coarse coarse NN cord-296717-ay4wcmk3 216 9 reconstruction reconstruction NN cord-296717-ay4wcmk3 217 1 In in IN cord-296717-ay4wcmk3 217 2 practice practice NN cord-296717-ay4wcmk3 217 3 , , , cord-296717-ay4wcmk3 217 4 fine fine JJ cord-296717-ay4wcmk3 217 5 - - HYPH cord-296717-ay4wcmk3 217 6 to to IN cord-296717-ay4wcmk3 217 7 - - HYPH cord-296717-ay4wcmk3 217 8 coarse coarse NN cord-296717-ay4wcmk3 217 9 reconstruction reconstruction NN cord-296717-ay4wcmk3 217 10 is be VBZ cord-296717-ay4wcmk3 217 11 used use VBN cord-296717-ay4wcmk3 217 12 to to TO cord-296717-ay4wcmk3 217 13 get get VB cord-296717-ay4wcmk3 217 14 short short JJ cord-296717-ay4wcmk3 217 15 - - HYPH cord-296717-ay4wcmk3 217 16 term term NN cord-296717-ay4wcmk3 217 17 , , , cord-296717-ay4wcmk3 217 18 medium medium JJ cord-296717-ay4wcmk3 217 19 - - HYPH cord-296717-ay4wcmk3 217 20 term term NN cord-296717-ay4wcmk3 217 21 fluctuations fluctuation NNS cord-296717-ay4wcmk3 217 22 and and CC cord-296717-ay4wcmk3 217 23 the the DT cord-296717-ay4wcmk3 217 24 long long JJ cord-296717-ay4wcmk3 217 25 - - HYPH cord-296717-ay4wcmk3 217 26 term term NN cord-296717-ay4wcmk3 217 27 trend trend NN cord-296717-ay4wcmk3 217 28 of of IN cord-296717-ay4wcmk3 217 29 the the DT cord-296717-ay4wcmk3 217 30 original original JJ cord-296717-ay4wcmk3 217 31 signal signal NN cord-296717-ay4wcmk3 217 32 ( ( -LRB- cord-296717-ay4wcmk3 217 33 Zhang Zhang NNP cord-296717-ay4wcmk3 217 34 et et NNP cord-296717-ay4wcmk3 217 35 al al NNP cord-296717-ay4wcmk3 217 36 . . NNP cord-296717-ay4wcmk3 217 37 , , , cord-296717-ay4wcmk3 217 38 2008 2008 CD cord-296717-ay4wcmk3 217 39 ) ) -RRB- cord-296717-ay4wcmk3 217 40 . . . cord-296717-ay4wcmk3 218 1 The the DT cord-296717-ay4wcmk3 218 2 algorithm algorithm NN cord-296717-ay4wcmk3 218 3 is be VBZ cord-296717-ay4wcmk3 218 4 as as IN cord-296717-ay4wcmk3 218 5 follows follow VBZ cord-296717-ay4wcmk3 218 6 : : : cord-296717-ay4wcmk3 218 7 Step step NN cord-296717-ay4wcmk3 218 8 1 1 CD cord-296717-ay4wcmk3 218 9 . . . cord-296717-ay4wcmk3 219 1 Except except IN cord-296717-ay4wcmk3 219 2 for for IN cord-296717-ay4wcmk3 219 3 the the DT cord-296717-ay4wcmk3 219 4 residue residue NN cord-296717-ay4wcmk3 219 5 , , , cord-296717-ay4wcmk3 219 6 calculate calculate VB cord-296717-ay4wcmk3 219 7 the the DT cord-296717-ay4wcmk3 219 8 mean mean NN cord-296717-ay4wcmk3 219 9 of of IN cord-296717-ay4wcmk3 219 10 the the DT cord-296717-ay4wcmk3 219 11 sum sum NN cord-296717-ay4wcmk3 219 12 of of IN cord-296717-ay4wcmk3 219 13 1 1 CD cord-296717-ay4wcmk3 219 14 to to IN cord-296717-ay4wcmk3 219 15 for for IN cord-296717-ay4wcmk3 219 16 each each DT cord-296717-ay4wcmk3 219 17 component component NN cord-296717-ay4wcmk3 219 18 . . . cord-296717-ay4wcmk3 220 1 Step step NN cord-296717-ay4wcmk3 220 2 2 2 CD cord-296717-ay4wcmk3 220 3 . . . cord-296717-ay4wcmk3 221 1 Identify identify VB cord-296717-ay4wcmk3 221 2 for for IN cord-296717-ay4wcmk3 221 3 which which WDT cord-296717-ay4wcmk3 221 4 i i PRP cord-296717-ay4wcmk3 221 5 the the DT cord-296717-ay4wcmk3 221 6 mean mean NN cord-296717-ay4wcmk3 221 7 departs depart VBZ cord-296717-ay4wcmk3 221 8 from from IN cord-296717-ay4wcmk3 221 9 zero zero CD cord-296717-ay4wcmk3 221 10 significantly significantly RB cord-296717-ay4wcmk3 221 11 . . . cord-296717-ay4wcmk3 222 1 Step step NN cord-296717-ay4wcmk3 222 2 3 3 CD cord-296717-ay4wcmk3 222 3 . . . cord-296717-ay4wcmk3 223 1 If if IN cord-296717-ay4wcmk3 223 2 i i PRP cord-296717-ay4wcmk3 223 3 is be VBZ cord-296717-ay4wcmk3 223 4 identified identify VBN cord-296717-ay4wcmk3 223 5 as as IN cord-296717-ay4wcmk3 223 6 a a DT cord-296717-ay4wcmk3 223 7 significant significant JJ cord-296717-ay4wcmk3 223 8 change change NN cord-296717-ay4wcmk3 223 9 point point NN cord-296717-ay4wcmk3 223 10 , , , cord-296717-ay4wcmk3 223 11 partial partial JJ cord-296717-ay4wcmk3 223 12 reconstruction reconstruction NN cord-296717-ay4wcmk3 223 13 with with IN cord-296717-ay4wcmk3 223 14 IMFs imf NNS cord-296717-ay4wcmk3 223 15 from from IN cord-296717-ay4wcmk3 223 16 this this DT cord-296717-ay4wcmk3 223 17 to to IN cord-296717-ay4wcmk3 223 18 the the DT cord-296717-ay4wcmk3 223 19 end end NN cord-296717-ay4wcmk3 223 20 is be VBZ cord-296717-ay4wcmk3 223 21 identified identify VBN cord-296717-ay4wcmk3 223 22 as as IN cord-296717-ay4wcmk3 223 23 the the DT cord-296717-ay4wcmk3 223 24 medium medium JJ cord-296717-ay4wcmk3 223 25 - - HYPH cord-296717-ay4wcmk3 223 26 term term NN cord-296717-ay4wcmk3 223 27 fluctuations fluctuation NNS cord-296717-ay4wcmk3 223 28 , , , cord-296717-ay4wcmk3 223 29 the the DT cord-296717-ay4wcmk3 223 30 partial partial JJ cord-296717-ay4wcmk3 223 31 reconstruction reconstruction NN cord-296717-ay4wcmk3 223 32 with with IN cord-296717-ay4wcmk3 223 33 other other JJ cord-296717-ay4wcmk3 223 34 IMFs imf NNS cord-296717-ay4wcmk3 223 35 is be VBZ cord-296717-ay4wcmk3 223 36 identified identify VBN cord-296717-ay4wcmk3 223 37 as as IN cord-296717-ay4wcmk3 223 38 the the DT cord-296717-ay4wcmk3 223 39 short short JJ cord-296717-ay4wcmk3 223 40 - - HYPH cord-296717-ay4wcmk3 223 41 term term NN cord-296717-ay4wcmk3 223 42 fluctuations fluctuation NNS cord-296717-ay4wcmk3 223 43 and and CC cord-296717-ay4wcmk3 223 44 the the DT cord-296717-ay4wcmk3 223 45 residue residue NN cord-296717-ay4wcmk3 223 46 as as IN cord-296717-ay4wcmk3 223 47 the the DT cord-296717-ay4wcmk3 223 48 long long JJ cord-296717-ay4wcmk3 223 49 - - HYPH cord-296717-ay4wcmk3 223 50 term term NN cord-296717-ay4wcmk3 223 51 trend trend NN cord-296717-ay4wcmk3 223 52 . . . cord-296717-ay4wcmk3 224 1 We -PRON- PRP cord-296717-ay4wcmk3 224 2 get get VBP cord-296717-ay4wcmk3 224 3 five five CD cord-296717-ay4wcmk3 224 4 the the DT cord-296717-ay4wcmk3 224 5 IMFs imf NNS cord-296717-ay4wcmk3 224 6 and and CC cord-296717-ay4wcmk3 224 7 residue residue NN cord-296717-ay4wcmk3 224 8 by by IN cord-296717-ay4wcmk3 224 9 decomposing decompose VBG cord-296717-ay4wcmk3 224 10 iVX ivx XX cord-296717-ay4wcmk3 224 11 , , , cord-296717-ay4wcmk3 224 12 of of IN cord-296717-ay4wcmk3 224 13 which which WDT cord-296717-ay4wcmk3 224 14 the the DT cord-296717-ay4wcmk3 224 15 variations variation NNS cord-296717-ay4wcmk3 224 16 are be VBP cord-296717-ay4wcmk3 224 17 depicted depict VBN cord-296717-ay4wcmk3 224 18 in in IN cord-296717-ay4wcmk3 224 19 Fig Fig NNP cord-296717-ay4wcmk3 224 20 . . NNP cord-296717-ay4wcmk3 224 21 8 8 CD cord-296717-ay4wcmk3 224 22 . . . cord-296717-ay4wcmk3 225 1 shows show VBZ cord-296717-ay4wcmk3 225 2 the the DT cord-296717-ay4wcmk3 225 3 average average NN cord-296717-ay4wcmk3 225 4 of of IN cord-296717-ay4wcmk3 225 5 IMFs imf NNS cord-296717-ay4wcmk3 225 6 as as IN cord-296717-ay4wcmk3 225 7 a a DT cord-296717-ay4wcmk3 225 8 function function NN cord-296717-ay4wcmk3 225 9 of of IN cord-296717-ay4wcmk3 225 10 IMFs IMFs NNP cord-296717-ay4wcmk3 225 11 index index NN cord-296717-ay4wcmk3 226 1 K. K. NNP cord-296717-ay4wcmk3 227 1 It -PRON- PRP cord-296717-ay4wcmk3 227 2 can can MD cord-296717-ay4wcmk3 227 3 be be VB cord-296717-ay4wcmk3 227 4 observed observe VBN cord-296717-ay4wcmk3 227 5 that that IN cord-296717-ay4wcmk3 227 6 the the DT cord-296717-ay4wcmk3 227 7 average average NN cord-296717-ay4wcmk3 227 8 of of IN cord-296717-ay4wcmk3 227 9 the the DT cord-296717-ay4wcmk3 227 10 fine fine JJ cord-296717-ay4wcmk3 227 11 - - HYPH cord-296717-ay4wcmk3 227 12 to to IN cord-296717-ay4wcmk3 227 13 - - HYPH cord-296717-ay4wcmk3 227 14 coarse coarse NN cord-296717-ay4wcmk3 227 15 reconstruction reconstruction NN cord-296717-ay4wcmk3 227 16 departs depart VBZ cord-296717-ay4wcmk3 227 17 significantly significantly RB cord-296717-ay4wcmk3 227 18 from from IN cord-296717-ay4wcmk3 227 19 zero zero CD cord-296717-ay4wcmk3 227 20 at at IN cord-296717-ay4wcmk3 227 21 IMF4 IMF4 NNP cord-296717-ay4wcmk3 227 22 . . . cord-296717-ay4wcmk3 228 1 Furthermore furthermore RB cord-296717-ay4wcmk3 228 2 , , , cord-296717-ay4wcmk3 228 3 we -PRON- PRP cord-296717-ay4wcmk3 228 4 use use VBP cord-296717-ay4wcmk3 228 5 t t NN cord-296717-ay4wcmk3 228 6 - - HYPH cord-296717-ay4wcmk3 228 7 test test NN cord-296717-ay4wcmk3 228 8 to to TO cord-296717-ay4wcmk3 228 9 demonstrate demonstrate VB cord-296717-ay4wcmk3 228 10 the the DT cord-296717-ay4wcmk3 228 11 result result NN cord-296717-ay4wcmk3 228 12 ( ( -LRB- cord-296717-ay4wcmk3 228 13 the the DT cord-296717-ay4wcmk3 228 14 significance significance NN cord-296717-ay4wcmk3 228 15 value value NN cord-296717-ay4wcmk3 228 16 is be VBZ cord-296717-ay4wcmk3 228 17 set set VBN cord-296717-ay4wcmk3 228 18 at at IN cord-296717-ay4wcmk3 228 19 0.05 0.05 CD cord-296717-ay4wcmk3 228 20 ) ) -RRB- cord-296717-ay4wcmk3 228 21 . . . cord-296717-ay4wcmk3 229 1 Therefore therefore RB cord-296717-ay4wcmk3 229 2 , , , cord-296717-ay4wcmk3 229 3 we -PRON- PRP cord-296717-ay4wcmk3 229 4 take take VBP cord-296717-ay4wcmk3 229 5 the the DT cord-296717-ay4wcmk3 229 6 partial partial JJ cord-296717-ay4wcmk3 229 7 reconstruction reconstruction NN cord-296717-ay4wcmk3 229 8 with with IN cord-296717-ay4wcmk3 229 9 IMF1 IMF1 NNP cord-296717-ay4wcmk3 229 10 , , , cord-296717-ay4wcmk3 229 11 IMF2 IMF2 NNP cord-296717-ay4wcmk3 229 12 and and CC cord-296717-ay4wcmk3 229 13 IMF3 IMF3 NNP cord-296717-ay4wcmk3 229 14 as as IN cord-296717-ay4wcmk3 229 15 short short JJ cord-296717-ay4wcmk3 229 16 - - HYPH cord-296717-ay4wcmk3 229 17 term term NN cord-296717-ay4wcmk3 229 18 fluctuations fluctuation NNS cord-296717-ay4wcmk3 229 19 and and CC cord-296717-ay4wcmk3 229 20 the the DT cord-296717-ay4wcmk3 229 21 partial partial JJ cord-296717-ay4wcmk3 229 22 reconstruction reconstruction NN cord-296717-ay4wcmk3 229 23 with with IN cord-296717-ay4wcmk3 229 24 IMF4 IMF4 NNP cord-296717-ay4wcmk3 229 25 and and CC cord-296717-ay4wcmk3 229 26 IMF5 IMF5 NNP cord-296717-ay4wcmk3 229 27 as as IN cord-296717-ay4wcmk3 229 28 medium medium JJ cord-296717-ay4wcmk3 229 29 - - HYPH cord-296717-ay4wcmk3 229 30 term term NN cord-296717-ay4wcmk3 229 31 fluctuations fluctuation NNS cord-296717-ay4wcmk3 229 32 . . . cord-296717-ay4wcmk3 230 1 Short short JJ cord-296717-ay4wcmk3 230 2 - - HYPH cord-296717-ay4wcmk3 230 3 term term NN cord-296717-ay4wcmk3 230 4 fluctuations fluctuation NNS cord-296717-ay4wcmk3 230 5 have have VBP cord-296717-ay4wcmk3 230 6 the the DT cord-296717-ay4wcmk3 230 7 characteristics characteristic NNS cord-296717-ay4wcmk3 230 8 of of IN cord-296717-ay4wcmk3 230 9 small small JJ cord-296717-ay4wcmk3 230 10 amplitudes amplitude NNS cord-296717-ay4wcmk3 230 11 , , , cord-296717-ay4wcmk3 230 12 and and CC cord-296717-ay4wcmk3 230 13 each each DT cord-296717-ay4wcmk3 230 14 steep steep JJ cord-296717-ay4wcmk3 230 15 rise rise NN cord-296717-ay4wcmk3 230 16 or or CC cord-296717-ay4wcmk3 230 17 fall fall VBP cord-296717-ay4wcmk3 230 18 in in IN cord-296717-ay4wcmk3 230 19 medium medium JJ cord-296717-ay4wcmk3 230 20 - - HYPH cord-296717-ay4wcmk3 230 21 term term NN cord-296717-ay4wcmk3 230 22 fluctuations fluctuation NNS cord-296717-ay4wcmk3 230 23 corresponds correspond VBZ cord-296717-ay4wcmk3 230 24 to to IN cord-296717-ay4wcmk3 230 25 a a DT cord-296717-ay4wcmk3 230 26 significant significant JJ cord-296717-ay4wcmk3 230 27 event event NN cord-296717-ay4wcmk3 230 28 . . . cord-296717-ay4wcmk3 231 1 The the DT cord-296717-ay4wcmk3 231 2 residue residue NN cord-296717-ay4wcmk3 231 3 retains retain VBZ cord-296717-ay4wcmk3 231 4 as as IN cord-296717-ay4wcmk3 231 5 long long JJ cord-296717-ay4wcmk3 231 6 - - HYPH cord-296717-ay4wcmk3 231 7 term term NN cord-296717-ay4wcmk3 231 8 trend trend NN cord-296717-ay4wcmk3 231 9 which which WDT cord-296717-ay4wcmk3 231 10 is be VBZ cord-296717-ay4wcmk3 231 11 slowly slowly RB cord-296717-ay4wcmk3 231 12 varying vary VBG cord-296717-ay4wcmk3 231 13 around around IN cord-296717-ay4wcmk3 231 14 the the DT cord-296717-ay4wcmk3 231 15 long long JJ cord-296717-ay4wcmk3 231 16 - - HYPH cord-296717-ay4wcmk3 231 17 term term NN cord-296717-ay4wcmk3 231 18 mean mean NN cord-296717-ay4wcmk3 231 19 . . . cord-296717-ay4wcmk3 232 1 The the DT cord-296717-ay4wcmk3 232 2 variation variation NN cord-296717-ay4wcmk3 232 3 of of IN cord-296717-ay4wcmk3 232 4 three three CD cord-296717-ay4wcmk3 232 5 components component NNS cord-296717-ay4wcmk3 232 6 including include VBG cord-296717-ay4wcmk3 232 7 HIVX HIVX NNP cord-296717-ay4wcmk3 232 8 , , , cord-296717-ay4wcmk3 232 9 LIVX LIVX NNP cord-296717-ay4wcmk3 232 10 , , , cord-296717-ay4wcmk3 232 11 TIVX TIVX NNP cord-296717-ay4wcmk3 232 12 is be VBZ cord-296717-ay4wcmk3 232 13 shown show VBN cord-296717-ay4wcmk3 232 14 in in IN cord-296717-ay4wcmk3 232 15 Fig Fig NNP cord-296717-ay4wcmk3 232 16 . . . cord-296717-ay4wcmk3 233 1 10 10 CD cord-296717-ay4wcmk3 233 2 . . . cord-296717-ay4wcmk3 233 3 _SP cord-296717-ay4wcmk3 234 1 In in IN cord-296717-ay4wcmk3 234 2 this this DT cord-296717-ay4wcmk3 234 3 section section NN cord-296717-ay4wcmk3 234 4 , , , cord-296717-ay4wcmk3 234 5 we -PRON- PRP cord-296717-ay4wcmk3 234 6 plot plot VBP cord-296717-ay4wcmk3 234 7 the the DT cord-296717-ay4wcmk3 234 8 scatter scatter NN cord-296717-ay4wcmk3 234 9 diagrams diagram NNS cord-296717-ay4wcmk3 234 10 of of IN cord-296717-ay4wcmk3 234 11 sentiment sentiment NN cord-296717-ay4wcmk3 234 12 index index NN cord-296717-ay4wcmk3 234 13 and and CC cord-296717-ay4wcmk3 234 14 iVX iVX NNP cord-296717-ay4wcmk3 234 15 or or CC cord-296717-ay4wcmk3 234 16 its -PRON- PRP$ cord-296717-ay4wcmk3 234 17 components component NNS cord-296717-ay4wcmk3 234 18 on on IN cord-296717-ay4wcmk3 234 19 the the DT cord-296717-ay4wcmk3 234 20 level level NN cord-296717-ay4wcmk3 234 21 of of IN cord-296717-ay4wcmk3 234 22 macro macro NN cord-296717-ay4wcmk3 234 23 , , , cord-296717-ay4wcmk3 234 24 meso meso NNP cord-296717-ay4wcmk3 234 25 and and CC cord-296717-ay4wcmk3 234 26 micro micro NN cord-296717-ay4wcmk3 234 27 respectively respectively RB cord-296717-ay4wcmk3 234 28 . . . cord-296717-ay4wcmk3 235 1 Then then RB cord-296717-ay4wcmk3 235 2 we -PRON- PRP cord-296717-ay4wcmk3 235 3 calculate calculate VBP cord-296717-ay4wcmk3 235 4 their -PRON- PRP$ cord-296717-ay4wcmk3 235 5 correlation correlation NN cord-296717-ay4wcmk3 235 6 coefficients coefficient NNS cord-296717-ay4wcmk3 235 7 , , , cord-296717-ay4wcmk3 235 8 and and CC cord-296717-ay4wcmk3 235 9 analyze analyze VB cord-296717-ay4wcmk3 235 10 the the DT cord-296717-ay4wcmk3 235 11 sentiment sentiment NN cord-296717-ay4wcmk3 235 12 representation representation NN cord-296717-ay4wcmk3 235 13 of of IN cord-296717-ay4wcmk3 235 14 iVX ivx XX cord-296717-ay4wcmk3 235 15 at at IN cord-296717-ay4wcmk3 235 16 different different JJ cord-296717-ay4wcmk3 235 17 levels level NNS cord-296717-ay4wcmk3 235 18 . . . cord-296717-ay4wcmk3 236 1 J J NNP cord-296717-ay4wcmk3 236 2 o o NN cord-296717-ay4wcmk3 236 3 u u NN cord-296717-ay4wcmk3 236 4 r r NN cord-296717-ay4wcmk3 236 5 n n NN cord-296717-ay4wcmk3 236 6 a a DT cord-296717-ay4wcmk3 236 7 l l NN cord-296717-ay4wcmk3 236 8 P p NN cord-296717-ay4wcmk3 236 9 r r NN cord-296717-ay4wcmk3 236 10 e e NN cord-296717-ay4wcmk3 236 11 -p -p NN cord-296717-ay4wcmk3 237 1 r r NN cord-296717-ay4wcmk3 237 2 o o NN cord-296717-ay4wcmk3 237 3 o o NN cord-296717-ay4wcmk3 237 4 f f NN cord-296717-ay4wcmk3 238 1 In in IN cord-296717-ay4wcmk3 238 2 the the DT cord-296717-ay4wcmk3 238 3 above above JJ cord-296717-ay4wcmk3 238 4 discussion discussion NN cord-296717-ay4wcmk3 238 5 , , , cord-296717-ay4wcmk3 238 6 we -PRON- PRP cord-296717-ay4wcmk3 238 7 decompose decompose VBP cord-296717-ay4wcmk3 238 8 iVX ivx XX cord-296717-ay4wcmk3 238 9 into into IN cord-296717-ay4wcmk3 238 10 three three CD cord-296717-ay4wcmk3 238 11 components component NNS cord-296717-ay4wcmk3 238 12 with with IN cord-296717-ay4wcmk3 238 13 different different JJ cord-296717-ay4wcmk3 238 14 characteristics characteristic NNS cord-296717-ay4wcmk3 238 15 , , , cord-296717-ay4wcmk3 238 16 and and CC cord-296717-ay4wcmk3 238 17 then then RB cord-296717-ay4wcmk3 238 18 study study VB cord-296717-ay4wcmk3 238 19 the the DT cord-296717-ay4wcmk3 238 20 sentiment sentiment NN cord-296717-ay4wcmk3 238 21 representation representation NN cord-296717-ay4wcmk3 238 22 of of IN cord-296717-ay4wcmk3 238 23 different different JJ cord-296717-ay4wcmk3 238 24 components component NNS cord-296717-ay4wcmk3 238 25 on on IN cord-296717-ay4wcmk3 238 26 each each DT cord-296717-ay4wcmk3 238 27 level level NN cord-296717-ay4wcmk3 238 28 . . . cord-296717-ay4wcmk3 239 1 It -PRON- PRP cord-296717-ay4wcmk3 239 2 is be VBZ cord-296717-ay4wcmk3 239 3 concluded conclude VBN cord-296717-ay4wcmk3 239 4 that that IN cord-296717-ay4wcmk3 239 5 only only RB cord-296717-ay4wcmk3 239 6 the the DT cord-296717-ay4wcmk3 239 7 component component NN cord-296717-ay4wcmk3 239 8 at at IN cord-296717-ay4wcmk3 239 9 the the DT cord-296717-ay4wcmk3 239 10 macro macro JJ cord-296717-ay4wcmk3 239 11 level level NN cord-296717-ay4wcmk3 239 12 has have VBZ cord-296717-ay4wcmk3 239 13 a a DT cord-296717-ay4wcmk3 239 14 strong strong JJ cord-296717-ay4wcmk3 239 15 ability ability NN cord-296717-ay4wcmk3 239 16 to to TO cord-296717-ay4wcmk3 239 17 reflect reflect VB cord-296717-ay4wcmk3 239 18 sentiments sentiment NNS cord-296717-ay4wcmk3 239 19 . . . cord-296717-ay4wcmk3 240 1 However however RB cord-296717-ay4wcmk3 240 2 , , , cord-296717-ay4wcmk3 240 3 the the DT cord-296717-ay4wcmk3 240 4 weekly weekly JJ cord-296717-ay4wcmk3 240 5 and and CC cord-296717-ay4wcmk3 240 6 daily daily JJ cord-296717-ay4wcmk3 240 7 data datum NNS cord-296717-ay4wcmk3 240 8 account account NN cord-296717-ay4wcmk3 240 9 for for IN cord-296717-ay4wcmk3 240 10 the the DT cord-296717-ay4wcmk3 240 11 majority majority NN cord-296717-ay4wcmk3 240 12 of of IN cord-296717-ay4wcmk3 240 13 the the DT cord-296717-ay4wcmk3 240 14 research research NN cord-296717-ay4wcmk3 240 15 of of IN cord-296717-ay4wcmk3 240 16 financial financial JJ cord-296717-ay4wcmk3 240 17 market market NN cord-296717-ay4wcmk3 240 18 , , , cord-296717-ay4wcmk3 240 19 to to TO cord-296717-ay4wcmk3 240 20 which which WDT cord-296717-ay4wcmk3 240 21 the the DT cord-296717-ay4wcmk3 240 22 corresponding correspond VBG cord-296717-ay4wcmk3 240 23 levels level NNS cord-296717-ay4wcmk3 240 24 are be VBP cord-296717-ay4wcmk3 240 25 meso meso NNP cord-296717-ay4wcmk3 240 26 and and CC cord-296717-ay4wcmk3 240 27 micro micro NNP cord-296717-ay4wcmk3 240 28 . . . cord-296717-ay4wcmk3 241 1 According accord VBG cord-296717-ay4wcmk3 241 2 to to IN cord-296717-ay4wcmk3 241 3 our -PRON- PRP$ cord-296717-ay4wcmk3 241 4 study study NN cord-296717-ay4wcmk3 241 5 , , , cord-296717-ay4wcmk3 241 6 the the DT cord-296717-ay4wcmk3 241 7 correlations correlation NNS cord-296717-ay4wcmk3 241 8 between between IN cord-296717-ay4wcmk3 241 9 iVX iVX NNP cord-296717-ay4wcmk3 241 10 or or CC cord-296717-ay4wcmk3 241 11 its -PRON- PRP$ cord-296717-ay4wcmk3 241 12 components component NNS cord-296717-ay4wcmk3 241 13 and and CC cord-296717-ay4wcmk3 241 14 sentiment sentiment NN cord-296717-ay4wcmk3 241 15 index index NN cord-296717-ay4wcmk3 241 16 are be VBP cord-296717-ay4wcmk3 241 17 low low JJ cord-296717-ay4wcmk3 241 18 at at IN cord-296717-ay4wcmk3 241 19 the the DT cord-296717-ay4wcmk3 241 20 meso meso NNP cord-296717-ay4wcmk3 241 21 and and CC cord-296717-ay4wcmk3 241 22 micro micro JJ cord-296717-ay4wcmk3 241 23 levels level NNS cord-296717-ay4wcmk3 241 24 ( ( -LRB- cord-296717-ay4wcmk3 241 25 the the DT cord-296717-ay4wcmk3 241 26 maximum maximum JJ cord-296717-ay4wcmk3 241 27 absolute absolute JJ cord-296717-ay4wcmk3 241 28 values value NNS cord-296717-ay4wcmk3 241 29 are be VBP cord-296717-ay4wcmk3 241 30 about about RB cord-296717-ay4wcmk3 241 31 0.2 0.2 CD cord-296717-ay4wcmk3 241 32 and and CC cord-296717-ay4wcmk3 241 33 0.4 0.4 CD cord-296717-ay4wcmk3 241 34 ) ) -RRB- cord-296717-ay4wcmk3 241 35 , , , cord-296717-ay4wcmk3 241 36 which which WDT cord-296717-ay4wcmk3 241 37 is be VBZ cord-296717-ay4wcmk3 241 38 not not RB cord-296717-ay4wcmk3 241 39 enough enough JJ cord-296717-ay4wcmk3 241 40 to to TO cord-296717-ay4wcmk3 241 41 prove prove VB cord-296717-ay4wcmk3 241 42 that that IN cord-296717-ay4wcmk3 241 43 iVX ivx XX cord-296717-ay4wcmk3 241 44 can can MD cord-296717-ay4wcmk3 241 45 reflect reflect VB cord-296717-ay4wcmk3 241 46 investor investor NN cord-296717-ay4wcmk3 241 47 sentiment sentiment NN cord-296717-ay4wcmk3 241 48 . . . cord-296717-ay4wcmk3 242 1 But but CC cord-296717-ay4wcmk3 242 2 meanwhile meanwhile RB cord-296717-ay4wcmk3 242 3 , , , cord-296717-ay4wcmk3 242 4 it -PRON- PRP cord-296717-ay4wcmk3 242 5 is be VBZ cord-296717-ay4wcmk3 242 6 noted note VBN cord-296717-ay4wcmk3 242 7 that that IN cord-296717-ay4wcmk3 242 8 the the DT cord-296717-ay4wcmk3 242 9 correlations correlation NNS cord-296717-ay4wcmk3 242 10 between between IN cord-296717-ay4wcmk3 242 11 the the DT cord-296717-ay4wcmk3 242 12 components component NNS cord-296717-ay4wcmk3 242 13 of of IN cord-296717-ay4wcmk3 242 14 iVX ivx XX cord-296717-ay4wcmk3 242 15 at at IN cord-296717-ay4wcmk3 242 16 different different JJ cord-296717-ay4wcmk3 242 17 levels level NNS cord-296717-ay4wcmk3 242 18 and and CC cord-296717-ay4wcmk3 242 19 the the DT cord-296717-ay4wcmk3 242 20 corresponding corresponding JJ cord-296717-ay4wcmk3 242 21 sentiment sentiment NN cord-296717-ay4wcmk3 242 22 index index NN cord-296717-ay4wcmk3 242 23 are be VBP cord-296717-ay4wcmk3 242 24 almost almost RB cord-296717-ay4wcmk3 242 25 stronger strong JJR cord-296717-ay4wcmk3 242 26 than than IN cord-296717-ay4wcmk3 242 27 those those DT cord-296717-ay4wcmk3 242 28 between between IN cord-296717-ay4wcmk3 242 29 iVX ivx XX cord-296717-ay4wcmk3 242 30 and and CC cord-296717-ay4wcmk3 242 31 the the DT cord-296717-ay4wcmk3 242 32 sentiment sentiment NN cord-296717-ay4wcmk3 242 33 index index NN cord-296717-ay4wcmk3 242 34 , , , cord-296717-ay4wcmk3 242 35 which which WDT cord-296717-ay4wcmk3 242 36 suggests suggest VBZ cord-296717-ay4wcmk3 242 37 that that IN cord-296717-ay4wcmk3 242 38 iVX ivx XX cord-296717-ay4wcmk3 242 39 also also RB cord-296717-ay4wcmk3 242 40 reflects reflect VBZ cord-296717-ay4wcmk3 242 41 the the DT cord-296717-ay4wcmk3 242 42 sentiments sentiment NNS cord-296717-ay4wcmk3 242 43 and and CC cord-296717-ay4wcmk3 242 44 expectations expectation NNS cord-296717-ay4wcmk3 242 45 of of IN cord-296717-ay4wcmk3 242 46 investors investor NNS cord-296717-ay4wcmk3 242 47 at at IN cord-296717-ay4wcmk3 242 48 different different JJ cord-296717-ay4wcmk3 242 49 levels level NNS cord-296717-ay4wcmk3 242 50 to to IN cord-296717-ay4wcmk3 242 51 some some DT cord-296717-ay4wcmk3 242 52 degree degree NN cord-296717-ay4wcmk3 242 53 . . . cord-296717-ay4wcmk3 243 1 Therefore therefore RB cord-296717-ay4wcmk3 243 2 , , , cord-296717-ay4wcmk3 243 3 it -PRON- PRP cord-296717-ay4wcmk3 243 4 is be VBZ cord-296717-ay4wcmk3 243 5 necessary necessary JJ cord-296717-ay4wcmk3 243 6 to to TO cord-296717-ay4wcmk3 243 7 combine combine VB cord-296717-ay4wcmk3 243 8 the the DT cord-296717-ay4wcmk3 243 9 sentiment sentiment NN cord-296717-ay4wcmk3 243 10 indexes index NNS cord-296717-ay4wcmk3 243 11 of of IN cord-296717-ay4wcmk3 243 12 different different JJ cord-296717-ay4wcmk3 243 13 levels level NNS cord-296717-ay4wcmk3 243 14 together together RB cord-296717-ay4wcmk3 243 15 to to TO cord-296717-ay4wcmk3 243 16 test test VB cord-296717-ay4wcmk3 243 17 how how WRB cord-296717-ay4wcmk3 243 18 the the DT cord-296717-ay4wcmk3 243 19 volatility volatility NN cord-296717-ay4wcmk3 243 20 index index NN cord-296717-ay4wcmk3 243 21 iVX ivx CD cord-296717-ay4wcmk3 243 22 represents represent VBZ cord-296717-ay4wcmk3 243 23 the the DT cord-296717-ay4wcmk3 243 24 investor investor NN cord-296717-ay4wcmk3 243 25 sentiment sentiment NN cord-296717-ay4wcmk3 243 26 . . . cord-296717-ay4wcmk3 244 1 The the DT cord-296717-ay4wcmk3 244 2 dynamic dynamic JJ cord-296717-ay4wcmk3 244 3 factor factor NN cord-296717-ay4wcmk3 244 4 model model NN cord-296717-ay4wcmk3 244 5 is be VBZ cord-296717-ay4wcmk3 244 6 mainly mainly RB cord-296717-ay4wcmk3 244 7 used use VBN cord-296717-ay4wcmk3 244 8 in in IN cord-296717-ay4wcmk3 244 9 the the DT cord-296717-ay4wcmk3 244 10 modeling modeling NN cord-296717-ay4wcmk3 244 11 and and CC cord-296717-ay4wcmk3 244 12 analysis analysis NN cord-296717-ay4wcmk3 244 13 of of IN cord-296717-ay4wcmk3 244 14 macroeconomics macroeconomic NNS cord-296717-ay4wcmk3 244 15 . . . cord-296717-ay4wcmk3 245 1 In in IN cord-296717-ay4wcmk3 245 2 recent recent JJ cord-296717-ay4wcmk3 245 3 years year NNS cord-296717-ay4wcmk3 245 4 , , , cord-296717-ay4wcmk3 245 5 it -PRON- PRP cord-296717-ay4wcmk3 245 6 has have VBZ cord-296717-ay4wcmk3 245 7 received receive VBN cord-296717-ay4wcmk3 245 8 more more JJR cord-296717-ay4wcmk3 245 9 and and CC cord-296717-ay4wcmk3 245 10 more more JJR cord-296717-ay4wcmk3 245 11 attention attention NN cord-296717-ay4wcmk3 245 12 . . . cord-296717-ay4wcmk3 246 1 Its -PRON- PRP$ cord-296717-ay4wcmk3 246 2 theoretical theoretical JJ cord-296717-ay4wcmk3 246 3 basis basis NN cord-296717-ay4wcmk3 246 4 can can MD cord-296717-ay4wcmk3 246 5 be be VB cord-296717-ay4wcmk3 246 6 traced trace VBN cord-296717-ay4wcmk3 246 7 back back RB cord-296717-ay4wcmk3 246 8 to to IN cord-296717-ay4wcmk3 246 9 Lucas Lucas NNP cord-296717-ay4wcmk3 246 10 ( ( -LRB- cord-296717-ay4wcmk3 246 11 1977 1977 CD cord-296717-ay4wcmk3 246 12 ) ) -RRB- cord-296717-ay4wcmk3 246 13 . . . cord-296717-ay4wcmk3 247 1 He -PRON- PRP cord-296717-ay4wcmk3 247 2 finds find VBZ cord-296717-ay4wcmk3 247 3 that that IN cord-296717-ay4wcmk3 247 4 a a DT cord-296717-ay4wcmk3 247 5 single single JJ cord-296717-ay4wcmk3 247 6 macro macro JJ cord-296717-ay4wcmk3 247 7 variable variable NN cord-296717-ay4wcmk3 247 8 is be VBZ cord-296717-ay4wcmk3 247 9 not not RB cord-296717-ay4wcmk3 247 10 enough enough JJ cord-296717-ay4wcmk3 247 11 to to TO cord-296717-ay4wcmk3 247 12 reflect reflect VB cord-296717-ay4wcmk3 247 13 all all PDT cord-296717-ay4wcmk3 247 14 the the DT cord-296717-ay4wcmk3 247 15 characteristics characteristic NNS cord-296717-ay4wcmk3 247 16 of of IN cord-296717-ay4wcmk3 247 17 economic economic JJ cord-296717-ay4wcmk3 247 18 fluctuations fluctuation NNS cord-296717-ay4wcmk3 247 19 , , , cord-296717-ay4wcmk3 247 20 and and CC cord-296717-ay4wcmk3 247 21 the the DT cord-296717-ay4wcmk3 247 22 evolution evolution NN cord-296717-ay4wcmk3 247 23 of of IN cord-296717-ay4wcmk3 247 24 fluctuations fluctuation NNS cord-296717-ay4wcmk3 247 25 accompanies accompany VBZ cord-296717-ay4wcmk3 247 26 with with IN cord-296717-ay4wcmk3 247 27 the the DT cord-296717-ay4wcmk3 247 28 interaction interaction NN cord-296717-ay4wcmk3 247 29 and and CC cord-296717-ay4wcmk3 247 30 coordinated coordinate VBD cord-296717-ay4wcmk3 247 31 J J NNP cord-296717-ay4wcmk3 247 32 o o NN cord-296717-ay4wcmk3 247 33 u u NN cord-296717-ay4wcmk3 247 34 r r NN cord-296717-ay4wcmk3 247 35 n n NN cord-296717-ay4wcmk3 247 36 a a DT cord-296717-ay4wcmk3 247 37 l l NN cord-296717-ay4wcmk3 247 38 P p NN cord-296717-ay4wcmk3 247 39 r r NN cord-296717-ay4wcmk3 247 40 e e NN cord-296717-ay4wcmk3 247 41 -p -p NN cord-296717-ay4wcmk3 247 42 r r NN cord-296717-ay4wcmk3 248 1 o o UH cord-296717-ay4wcmk3 249 1 o o UH cord-296717-ay4wcmk3 249 2 f f NNP cord-296717-ay4wcmk3 249 3 movement movement NN cord-296717-ay4wcmk3 249 4 of of IN cord-296717-ay4wcmk3 249 5 many many JJ cord-296717-ay4wcmk3 249 6 macro macro JJ cord-296717-ay4wcmk3 249 7 variables variable NNS cord-296717-ay4wcmk3 249 8 . . . cord-296717-ay4wcmk3 250 1 The the DT cord-296717-ay4wcmk3 250 2 main main JJ cord-296717-ay4wcmk3 250 3 advantage advantage NN cord-296717-ay4wcmk3 250 4 of of IN cord-296717-ay4wcmk3 250 5 the the DT cord-296717-ay4wcmk3 250 6 dynamic dynamic JJ cord-296717-ay4wcmk3 250 7 factor factor NN cord-296717-ay4wcmk3 250 8 model model NN cord-296717-ay4wcmk3 250 9 is be VBZ cord-296717-ay4wcmk3 250 10 that that IN cord-296717-ay4wcmk3 250 11 it -PRON- PRP cord-296717-ay4wcmk3 250 12 can can MD cord-296717-ay4wcmk3 250 13 extract extract VB cord-296717-ay4wcmk3 250 14 dominating dominating JJ cord-296717-ay4wcmk3 250 15 factors factor NNS cord-296717-ay4wcmk3 250 16 from from IN cord-296717-ay4wcmk3 250 17 a a DT cord-296717-ay4wcmk3 250 18 variety variety NN cord-296717-ay4wcmk3 250 19 of of IN cord-296717-ay4wcmk3 250 20 macro macro JJ cord-296717-ay4wcmk3 250 21 data datum NNS cord-296717-ay4wcmk3 250 22 through through IN cord-296717-ay4wcmk3 250 23 metrological metrological JJ cord-296717-ay4wcmk3 250 24 methods method NNS cord-296717-ay4wcmk3 250 25 , , , cord-296717-ay4wcmk3 250 26 that that RB cord-296717-ay4wcmk3 250 27 is is RB cord-296717-ay4wcmk3 250 28 , , , cord-296717-ay4wcmk3 250 29 assuming assume VBG cord-296717-ay4wcmk3 250 30 that that IN cord-296717-ay4wcmk3 250 31 the the DT cord-296717-ay4wcmk3 250 32 mutual mutual JJ cord-296717-ay4wcmk3 250 33 movement movement NN cord-296717-ay4wcmk3 250 34 of of IN cord-296717-ay4wcmk3 250 35 many many JJ cord-296717-ay4wcmk3 250 36 macro macro JJ cord-296717-ay4wcmk3 250 37 variables variable NNS cord-296717-ay4wcmk3 250 38 can can MD cord-296717-ay4wcmk3 250 39 be be VB cord-296717-ay4wcmk3 250 40 explained explain VBN cord-296717-ay4wcmk3 250 41 by by IN cord-296717-ay4wcmk3 250 42 an an DT cord-296717-ay4wcmk3 250 43 unobservable unobservable JJ cord-296717-ay4wcmk3 250 44 common common JJ cord-296717-ay4wcmk3 250 45 random random JJ cord-296717-ay4wcmk3 250 46 factor factor NN cord-296717-ay4wcmk3 250 47 , , , cord-296717-ay4wcmk3 250 48 which which WDT cord-296717-ay4wcmk3 250 49 can can MD cord-296717-ay4wcmk3 250 50 better better RB cord-296717-ay4wcmk3 250 51 reflect reflect VB cord-296717-ay4wcmk3 250 52 the the DT cord-296717-ay4wcmk3 250 53 variation variation NN cord-296717-ay4wcmk3 250 54 and and CC cord-296717-ay4wcmk3 250 55 characteristics characteristic NNS cord-296717-ay4wcmk3 250 56 of of IN cord-296717-ay4wcmk3 250 57 economic economic JJ cord-296717-ay4wcmk3 250 58 ( ( -LRB- cord-296717-ay4wcmk3 250 59 Bańbura Bańbura NNP cord-296717-ay4wcmk3 250 60 and and CC cord-296717-ay4wcmk3 250 61 Rünstler Rünstler NNP cord-296717-ay4wcmk3 250 62 , , , cord-296717-ay4wcmk3 250 63 2007 2007 CD cord-296717-ay4wcmk3 250 64 ; ; : cord-296717-ay4wcmk3 250 65 Koopman Koopman NNP cord-296717-ay4wcmk3 250 66 and and CC cord-296717-ay4wcmk3 250 67 Harvey Harvey NNP cord-296717-ay4wcmk3 250 68 , , , cord-296717-ay4wcmk3 250 69 2003 2003 CD cord-296717-ay4wcmk3 250 70 ) ) -RRB- cord-296717-ay4wcmk3 250 71 . . . cord-296717-ay4wcmk3 251 1 In in IN cord-296717-ay4wcmk3 251 2 this this DT cord-296717-ay4wcmk3 251 3 paper paper NN cord-296717-ay4wcmk3 251 4 , , , cord-296717-ay4wcmk3 251 5 we -PRON- PRP cord-296717-ay4wcmk3 251 6 think think VBP cord-296717-ay4wcmk3 251 7 that that IN cord-296717-ay4wcmk3 251 8 all all DT cord-296717-ay4wcmk3 251 9 levels level NNS cord-296717-ay4wcmk3 251 10 of of IN cord-296717-ay4wcmk3 251 11 sentiment sentiment NN cord-296717-ay4wcmk3 251 12 are be VBP cord-296717-ay4wcmk3 251 13 influenced influence VBN cord-296717-ay4wcmk3 251 14 by by IN cord-296717-ay4wcmk3 251 15 not not RB cord-296717-ay4wcmk3 251 16 only only RB cord-296717-ay4wcmk3 251 17 specific specific JJ cord-296717-ay4wcmk3 251 18 factors factor NNS cord-296717-ay4wcmk3 251 19 but but CC cord-296717-ay4wcmk3 251 20 also also RB cord-296717-ay4wcmk3 251 21 common common JJ cord-296717-ay4wcmk3 251 22 sentiment sentiment NN cord-296717-ay4wcmk3 251 23 factors factor NNS cord-296717-ay4wcmk3 251 24 . . . cord-296717-ay4wcmk3 252 1 Section section NN cord-296717-ay4wcmk3 252 2 3.2 3.2 CD cord-296717-ay4wcmk3 252 3 shows show VBZ cord-296717-ay4wcmk3 252 4 that that IN cord-296717-ay4wcmk3 252 5 iVX iVX NNP cord-296717-ay4wcmk3 252 6 has have VBZ cord-296717-ay4wcmk3 252 7 different different JJ cord-296717-ay4wcmk3 252 8 correlations correlation NNS cord-296717-ay4wcmk3 252 9 with with IN cord-296717-ay4wcmk3 252 10 the the DT cord-296717-ay4wcmk3 252 11 sentiment sentiment NN cord-296717-ay4wcmk3 252 12 index index NN cord-296717-ay4wcmk3 252 13 at at IN cord-296717-ay4wcmk3 252 14 three three CD cord-296717-ay4wcmk3 252 15 levels level NNS cord-296717-ay4wcmk3 252 16 , , , cord-296717-ay4wcmk3 252 17 hence hence RB cord-296717-ay4wcmk3 252 18 it -PRON- PRP cord-296717-ay4wcmk3 252 19 should should MD cord-296717-ay4wcmk3 252 20 also also RB cord-296717-ay4wcmk3 252 21 have have VB cord-296717-ay4wcmk3 252 22 potential potential JJ cord-296717-ay4wcmk3 252 23 relationship relationship NN cord-296717-ay4wcmk3 252 24 with with IN cord-296717-ay4wcmk3 252 25 the the DT cord-296717-ay4wcmk3 252 26 common common JJ cord-296717-ay4wcmk3 252 27 sentiment sentiment NN cord-296717-ay4wcmk3 252 28 factors factor NNS cord-296717-ay4wcmk3 252 29 . . . cord-296717-ay4wcmk3 253 1 Therefore therefore RB cord-296717-ay4wcmk3 253 2 , , , cord-296717-ay4wcmk3 253 3 the the DT cord-296717-ay4wcmk3 253 4 dynamic dynamic JJ cord-296717-ay4wcmk3 253 5 factor factor NN cord-296717-ay4wcmk3 253 6 model model NN cord-296717-ay4wcmk3 253 7 is be VBZ cord-296717-ay4wcmk3 253 8 employed employ VBN cord-296717-ay4wcmk3 253 9 on on IN cord-296717-ay4wcmk3 253 10 the the DT cord-296717-ay4wcmk3 253 11 extraction extraction NN cord-296717-ay4wcmk3 253 12 of of IN cord-296717-ay4wcmk3 253 13 common common JJ cord-296717-ay4wcmk3 253 14 sentiment sentiment NN cord-296717-ay4wcmk3 253 15 factors factor NNS cord-296717-ay4wcmk3 253 16 . . . cord-296717-ay4wcmk3 254 1 Considering consider VBG cord-296717-ay4wcmk3 254 2 that that IN cord-296717-ay4wcmk3 254 3 the the DT cord-296717-ay4wcmk3 254 4 frequencies frequency NNS cord-296717-ay4wcmk3 254 5 of of IN cord-296717-ay4wcmk3 254 6 sentiment sentiment NN cord-296717-ay4wcmk3 254 7 indexes index NNS cord-296717-ay4wcmk3 254 8 at at IN cord-296717-ay4wcmk3 254 9 three three CD cord-296717-ay4wcmk3 254 10 levels level NNS cord-296717-ay4wcmk3 254 11 are be VBP cord-296717-ay4wcmk3 254 12 different different JJ cord-296717-ay4wcmk3 254 13 , , , cord-296717-ay4wcmk3 254 14 we -PRON- PRP cord-296717-ay4wcmk3 254 15 further further RB cord-296717-ay4wcmk3 254 16 combine combine VBP cord-296717-ay4wcmk3 254 17 the the DT cord-296717-ay4wcmk3 254 18 mixed mix VBN cord-296717-ay4wcmk3 254 19 - - HYPH cord-296717-ay4wcmk3 254 20 frequency frequency NN cord-296717-ay4wcmk3 254 21 modeling modeling NN cord-296717-ay4wcmk3 254 22 method method NN cord-296717-ay4wcmk3 254 23 ( ( -LRB- cord-296717-ay4wcmk3 254 24 Aruoba Aruoba NNP cord-296717-ay4wcmk3 254 25 et et NNP cord-296717-ay4wcmk3 254 26 al al NNP cord-296717-ay4wcmk3 254 27 . . NNP cord-296717-ay4wcmk3 254 28 , , , cord-296717-ay4wcmk3 254 29 2009 2009 CD cord-296717-ay4wcmk3 254 30 ) ) -RRB- cord-296717-ay4wcmk3 254 31 , , , cord-296717-ay4wcmk3 254 32 and and CC cord-296717-ay4wcmk3 254 33 build build VB cord-296717-ay4wcmk3 254 34 the the DT cord-296717-ay4wcmk3 254 35 mixed mix VBN cord-296717-ay4wcmk3 254 36 - - HYPH cord-296717-ay4wcmk3 254 37 frequency frequency NN cord-296717-ay4wcmk3 254 38 dynamic dynamic JJ cord-296717-ay4wcmk3 254 39 factor factor NN cord-296717-ay4wcmk3 254 40 model model NN cord-296717-ay4wcmk3 254 41 to to TO cord-296717-ay4wcmk3 254 42 extract extract VB cord-296717-ay4wcmk3 254 43 the the DT cord-296717-ay4wcmk3 254 44 common common JJ cord-296717-ay4wcmk3 254 45 sentiment sentiment NN cord-296717-ay4wcmk3 254 46 factor factor NN cord-296717-ay4wcmk3 254 47 . . . cord-296717-ay4wcmk3 255 1 The the DT cord-296717-ay4wcmk3 255 2 frequencies frequency NNS cord-296717-ay4wcmk3 255 3 of of IN cord-296717-ay4wcmk3 255 4 sentiment sentiment NN cord-296717-ay4wcmk3 255 5 indexes index NNS cord-296717-ay4wcmk3 255 6 at at IN cord-296717-ay4wcmk3 255 7 macro macro NN cord-296717-ay4wcmk3 255 8 , , , cord-296717-ay4wcmk3 255 9 meso meso NNP cord-296717-ay4wcmk3 255 10 and and CC cord-296717-ay4wcmk3 255 11 micro micro JJ cord-296717-ay4wcmk3 255 12 level level NN cord-296717-ay4wcmk3 255 13 are be VBP cord-296717-ay4wcmk3 255 14 monthly monthly JJ cord-296717-ay4wcmk3 255 15 , , , cord-296717-ay4wcmk3 255 16 weekly weekly JJ cord-296717-ay4wcmk3 255 17 and and CC cord-296717-ay4wcmk3 255 18 daily daily RB cord-296717-ay4wcmk3 255 19 , , , cord-296717-ay4wcmk3 255 20 respectively respectively RB cord-296717-ay4wcmk3 255 21 . . . cord-296717-ay4wcmk3 256 1 In in IN cord-296717-ay4wcmk3 256 2 order order NN cord-296717-ay4wcmk3 256 3 to to TO cord-296717-ay4wcmk3 256 4 construct construct VB cord-296717-ay4wcmk3 256 5 a a DT cord-296717-ay4wcmk3 256 6 high high JJ cord-296717-ay4wcmk3 256 7 - - HYPH cord-296717-ay4wcmk3 256 8 frequency frequency NN cord-296717-ay4wcmk3 256 9 daily daily JJ cord-296717-ay4wcmk3 256 10 common common JJ cord-296717-ay4wcmk3 256 11 sentiment sentiment NN cord-296717-ay4wcmk3 256 12 factor factor NN cord-296717-ay4wcmk3 256 13 , , , cord-296717-ay4wcmk3 256 14 denotes denote VBZ cord-296717-ay4wcmk3 256 15 the the DT cord-296717-ay4wcmk3 256 16 unobservable unobservable JJ cord-296717-ay4wcmk3 256 17 common common JJ cord-296717-ay4wcmk3 256 18 sentiment sentiment NN cord-296717-ay4wcmk3 256 19 factor factor NN cord-296717-ay4wcmk3 256 20 at at IN cord-296717-ay4wcmk3 256 21 day day NN cord-296717-ay4wcmk3 256 22 t t NN cord-296717-ay4wcmk3 256 23 , , , cord-296717-ay4wcmk3 256 24 which which WDT cord-296717-ay4wcmk3 256 25 evolve evolve VBP cord-296717-ay4wcmk3 256 26 daily daily RB cord-296717-ay4wcmk3 256 27 with with IN cord-296717-ay4wcmk3 256 28 AR(p AR(p NNPS cord-296717-ay4wcmk3 256 29 ) ) -RRB- cord-296717-ay4wcmk3 256 30 dynamics dynamic NNS cord-296717-ay4wcmk3 256 31 , , , cord-296717-ay4wcmk3 256 32 where where WRB cord-296717-ay4wcmk3 256 33 is be VBZ cord-296717-ay4wcmk3 256 34 a a DT cord-296717-ay4wcmk3 256 35 white white JJ cord-296717-ay4wcmk3 256 36 noise noise NN cord-296717-ay4wcmk3 256 37 innovation innovation NN cord-296717-ay4wcmk3 256 38 with with IN cord-296717-ay4wcmk3 256 39 unit unit NN cord-296717-ay4wcmk3 256 40 variance variance NN cord-296717-ay4wcmk3 256 41 . . . cord-296717-ay4wcmk3 257 1 Interested interested JJ cord-296717-ay4wcmk3 257 2 in in IN cord-296717-ay4wcmk3 257 3 tracking track VBG cord-296717-ay4wcmk3 257 4 and and CC cord-296717-ay4wcmk3 257 5 forecasting forecast VBG cord-296717-ay4wcmk3 257 6 real real JJ cord-296717-ay4wcmk3 257 7 activity activity NN cord-296717-ay4wcmk3 257 8 , , , cord-296717-ay4wcmk3 257 9 we -PRON- PRP cord-296717-ay4wcmk3 257 10 use use VBP cord-296717-ay4wcmk3 257 11 a a DT cord-296717-ay4wcmk3 257 12 single single JJ cord-296717-ay4wcmk3 257 13 - - HYPH cord-296717-ay4wcmk3 257 14 factor factor NN cord-296717-ay4wcmk3 257 15 model model NN cord-296717-ay4wcmk3 257 16 , , , cord-296717-ay4wcmk3 257 17 i.e. i.e. FW cord-296717-ay4wcmk3 257 18 is be VBZ cord-296717-ay4wcmk3 257 19 a a DT cord-296717-ay4wcmk3 257 20 scalar scalar NN cord-296717-ay4wcmk3 257 21 . . . cord-296717-ay4wcmk3 258 1 denotes denote VBZ cord-296717-ay4wcmk3 258 2 the the DT cord-296717-ay4wcmk3 258 3 sentiment sentiment NN cord-296717-ay4wcmk3 258 4 index index NN cord-296717-ay4wcmk3 258 5 at at IN cord-296717-ay4wcmk3 258 6 day day NN cord-296717-ay4wcmk3 258 7 t t NNP cord-296717-ay4wcmk3 258 8 , , , cord-296717-ay4wcmk3 258 9 which which WDT cord-296717-ay4wcmk3 258 10 depends depend VBZ cord-296717-ay4wcmk3 258 11 linearly linearly RB cord-296717-ay4wcmk3 258 12 on on RB cord-296717-ay4wcmk3 258 13 and and CC cord-296717-ay4wcmk3 258 14 also also RB cord-296717-ay4wcmk3 258 15 on on IN cord-296717-ay4wcmk3 258 16 lags lag NNS cord-296717-ay4wcmk3 258 17 of of IN cord-296717-ay4wcmk3 258 18 , , , cord-296717-ay4wcmk3 258 19 and and CC cord-296717-ay4wcmk3 258 20 i i PRP cord-296717-ay4wcmk3 258 21 represents represent VBZ cord-296717-ay4wcmk3 258 22 the the DT cord-296717-ay4wcmk3 258 23 level level NN cord-296717-ay4wcmk3 258 24 of of IN cord-296717-ay4wcmk3 258 25 sentiment sentiment NN cord-296717-ay4wcmk3 258 26 index index NN cord-296717-ay4wcmk3 258 27 , , , cord-296717-ay4wcmk3 258 28 which which WDT cord-296717-ay4wcmk3 258 29 equals equal VBZ cord-296717-ay4wcmk3 258 30 1 1 CD cord-296717-ay4wcmk3 258 31 , , , cord-296717-ay4wcmk3 258 32 2 2 CD cord-296717-ay4wcmk3 258 33 , , , cord-296717-ay4wcmk3 258 34 and and CC cord-296717-ay4wcmk3 258 35 3 3 CD cord-296717-ay4wcmk3 258 36 in in IN cord-296717-ay4wcmk3 258 37 the the DT cord-296717-ay4wcmk3 258 38 case case NN cord-296717-ay4wcmk3 258 39 of of IN cord-296717-ay4wcmk3 258 40 micro micro NNP cord-296717-ay4wcmk3 258 41 , , , cord-296717-ay4wcmk3 258 42 meso meso NNP cord-296717-ay4wcmk3 258 43 and and CC cord-296717-ay4wcmk3 258 44 macro macro NN cord-296717-ay4wcmk3 258 45 , , , cord-296717-ay4wcmk3 258 46 respectively respectively RB cord-296717-ay4wcmk3 258 47 . . . cord-296717-ay4wcmk3 259 1 where where WRB cord-296717-ay4wcmk3 259 2 coefficient coefficient NN cord-296717-ay4wcmk3 259 3 for for IN cord-296717-ay4wcmk3 259 4 , , , cord-296717-ay4wcmk3 259 5 reflects reflect VBZ cord-296717-ay4wcmk3 259 6 the the DT cord-296717-ay4wcmk3 259 7 effect effect NN cord-296717-ay4wcmk3 259 8 of of IN cord-296717-ay4wcmk3 259 9 the the DT cord-296717-ay4wcmk3 259 10 common common JJ cord-296717-ay4wcmk3 259 11 sentiment sentiment NN cord-296717-ay4wcmk3 259 12 factor factor NN cord-296717-ay4wcmk3 259 13 on on IN cord-296717-ay4wcmk3 259 14 the the DT cord-296717-ay4wcmk3 259 15 sentiment sentiment NN cord-296717-ay4wcmk3 259 16 index index NN cord-296717-ay4wcmk3 259 17 . . . cord-296717-ay4wcmk3 259 18 _SP cord-296717-ay4wcmk3 260 1 where where WRB cord-296717-ay4wcmk3 260 2 3 3 CD cord-296717-ay4wcmk3 260 3 , , , cord-296717-ay4wcmk3 260 4 is be VBZ cord-296717-ay4wcmk3 260 5 missing miss VBG cord-296717-ay4wcmk3 260 6 for for IN cord-296717-ay4wcmk3 260 7 t t NN cord-296717-ay4wcmk3 260 8 ∈ ∈ NNP cord-296717-ay4wcmk3 260 9 A a NN cord-296717-ay4wcmk3 260 10 and and CC cord-296717-ay4wcmk3 260 11 2 2 CD cord-296717-ay4wcmk3 260 12 , , , cord-296717-ay4wcmk3 260 13 is be VBZ cord-296717-ay4wcmk3 260 14 missing miss VBG cord-296717-ay4wcmk3 260 15 for for IN cord-296717-ay4wcmk3 260 16 t t NN cord-296717-ay4wcmk3 260 17 ∈ ∈ NN cord-296717-ay4wcmk3 261 1 B. B. NNP cord-296717-ay4wcmk3 261 2 Based Based NNP cord-296717-ay4wcmk3 261 3 on on IN cord-296717-ay4wcmk3 261 4 Eq Eq NNP cord-296717-ay4wcmk3 261 5 . . . cord-296717-ay4wcmk3 262 1 ( ( -LRB- cord-296717-ay4wcmk3 262 2 13 13 CD cord-296717-ay4wcmk3 262 3 ) ) -RRB- cord-296717-ay4wcmk3 262 4 , , , cord-296717-ay4wcmk3 262 5 Eq Eq NNP cord-296717-ay4wcmk3 262 6 . . . cord-296717-ay4wcmk3 263 1 ( ( -LRB- cord-296717-ay4wcmk3 263 2 11 11 CD cord-296717-ay4wcmk3 263 3 ) ) -RRB- cord-296717-ay4wcmk3 263 4 is be VBZ cord-296717-ay4wcmk3 263 5 transformed transform VBN cord-296717-ay4wcmk3 263 6 into into IN cord-296717-ay4wcmk3 263 7 the the DT cord-296717-ay4wcmk3 263 8 following follow VBG cord-296717-ay4wcmk3 263 9 form form NN cord-296717-ay4wcmk3 263 10 : : : cord-296717-ay4wcmk3 263 11 where where WRB cord-296717-ay4wcmk3 263 12 is be VBZ cord-296717-ay4wcmk3 263 13 a a DT cord-296717-ay4wcmk3 263 14 3×3 3×3 CD cord-296717-ay4wcmk3 263 15 identity identity NN cord-296717-ay4wcmk3 263 16 matrix matrix NN cord-296717-ay4wcmk3 263 17 when when WRB cord-296717-ay4wcmk3 263 18 there there EX cord-296717-ay4wcmk3 263 19 is be VBZ cord-296717-ay4wcmk3 263 20 no no DT cord-296717-ay4wcmk3 263 21 missing miss VBG cord-296717-ay4wcmk3 263 22 value value NN cord-296717-ay4wcmk3 263 23 in in IN cord-296717-ay4wcmk3 263 24 observed observed JJ cord-296717-ay4wcmk3 263 25 vector vector NN cord-296717-ay4wcmk3 263 26 , , , cord-296717-ay4wcmk3 263 27 is be VBZ cord-296717-ay4wcmk3 263 28 a a DT cord-296717-ay4wcmk3 263 29 2×3 2×3 CD cord-296717-ay4wcmk3 263 30 matrix matrix NN cord-296717-ay4wcmk3 263 31 deleted delete VBN cord-296717-ay4wcmk3 263 32 ith ith NNP cord-296717-ay4wcmk3 263 33 row row NN cord-296717-ay4wcmk3 263 34 when when WRB cord-296717-ay4wcmk3 263 35 the the DT cord-296717-ay4wcmk3 263 36 ith ith JJ cord-296717-ay4wcmk3 263 37 value value NN cord-296717-ay4wcmk3 263 38 in in IN cord-296717-ay4wcmk3 263 39 is be VBZ cord-296717-ay4wcmk3 263 40 missed miss VBN cord-296717-ay4wcmk3 263 41 , , , cord-296717-ay4wcmk3 263 42 and and CC cord-296717-ay4wcmk3 263 43 is be VBZ cord-296717-ay4wcmk3 263 44 a a DT cord-296717-ay4wcmk3 263 45 1×3 1×3 CD cord-296717-ay4wcmk3 263 46 matrix matrix NN cord-296717-ay4wcmk3 263 47 when when WRB cord-296717-ay4wcmk3 263 48 two two CD cord-296717-ay4wcmk3 263 49 of of IN cord-296717-ay4wcmk3 263 50 values value NNS cord-296717-ay4wcmk3 263 51 in in IN cord-296717-ay4wcmk3 263 52 is be VBZ cord-296717-ay4wcmk3 263 53 missed miss VBN cord-296717-ay4wcmk3 263 54 . . . cord-296717-ay4wcmk3 264 1 In in IN cord-296717-ay4wcmk3 264 2 Eq Eq NNP cord-296717-ay4wcmk3 264 3 . . . cord-296717-ay4wcmk3 265 1 ( ( -LRB- cord-296717-ay4wcmk3 265 2 14 14 CD cord-296717-ay4wcmk3 265 3 ) ) -RRB- cord-296717-ay4wcmk3 265 4 , , , cord-296717-ay4wcmk3 265 5 there there EX cord-296717-ay4wcmk3 265 6 is be VBZ cord-296717-ay4wcmk3 265 7 no no DT cord-296717-ay4wcmk3 265 8 problem problem NN cord-296717-ay4wcmk3 265 9 with with IN cord-296717-ay4wcmk3 265 10 missing miss VBG cord-296717-ay4wcmk3 265 11 data datum NNS cord-296717-ay4wcmk3 265 12 . . . cord-296717-ay4wcmk3 266 1 Hence hence RB cord-296717-ay4wcmk3 266 2 for for IN cord-296717-ay4wcmk3 266 3 the the DT cord-296717-ay4wcmk3 266 4 state state NN cord-296717-ay4wcmk3 266 5 space space NN cord-296717-ay4wcmk3 266 6 model model NN cord-296717-ay4wcmk3 266 7 composed compose VBN cord-296717-ay4wcmk3 266 8 of of IN cord-296717-ay4wcmk3 266 9 Eq Eq NNP cord-296717-ay4wcmk3 266 10 . . . cord-296717-ay4wcmk3 267 1 ( ( -LRB- cord-296717-ay4wcmk3 267 2 12 12 CD cord-296717-ay4wcmk3 267 3 ) ) -RRB- cord-296717-ay4wcmk3 267 4 and and CC cord-296717-ay4wcmk3 267 5 Eq Eq NNP cord-296717-ay4wcmk3 267 6 . . . cord-296717-ay4wcmk3 268 1 ( ( -LRB- cord-296717-ay4wcmk3 268 2 14 14 CD cord-296717-ay4wcmk3 268 3 ) ) -RRB- cord-296717-ay4wcmk3 268 4 , , , cord-296717-ay4wcmk3 268 5 the the DT cord-296717-ay4wcmk3 268 6 maximum maximum JJ cord-296717-ay4wcmk3 268 7 likelihood likelihood NN cord-296717-ay4wcmk3 268 8 estimation estimation NN cord-296717-ay4wcmk3 268 9 based base VBN cord-296717-ay4wcmk3 268 10 on on IN cord-296717-ay4wcmk3 268 11 Kalman Kalman NNP cord-296717-ay4wcmk3 268 12 filter filter NN cord-296717-ay4wcmk3 268 13 is be VBZ cord-296717-ay4wcmk3 268 14 used use VBN cord-296717-ay4wcmk3 268 15 to to TO cord-296717-ay4wcmk3 268 16 obtain obtain VB cord-296717-ay4wcmk3 268 17 the the DT cord-296717-ay4wcmk3 268 18 consistent consistent JJ cord-296717-ay4wcmk3 268 19 estimators estimator NNS cord-296717-ay4wcmk3 268 20 , , , cord-296717-ay4wcmk3 268 21 and and CC cord-296717-ay4wcmk3 268 22 simultaneously simultaneously RB cord-296717-ay4wcmk3 268 23 , , , cord-296717-ay4wcmk3 268 24 Kalman Kalman NNP cord-296717-ay4wcmk3 268 25 filter filter NN cord-296717-ay4wcmk3 268 26 and and CC cord-296717-ay4wcmk3 268 27 smoothing smooth VBG cord-296717-ay4wcmk3 268 28 estimators estimator NNS cord-296717-ay4wcmk3 268 29 of of IN cord-296717-ay4wcmk3 268 30 state state NN cord-296717-ay4wcmk3 268 31 variable variable NN cord-296717-ay4wcmk3 268 32 can can MD cord-296717-ay4wcmk3 268 33 be be VB cord-296717-ay4wcmk3 268 34 calculated calculate VBN cord-296717-ay4wcmk3 268 35 . . . cord-296717-ay4wcmk3 269 1 Since since IN cord-296717-ay4wcmk3 269 2 Eq Eq NNP cord-296717-ay4wcmk3 269 3 . . . cord-296717-ay4wcmk3 270 1 ( ( -LRB- cord-296717-ay4wcmk3 270 2 12 12 CD cord-296717-ay4wcmk3 270 3 ) ) -RRB- cord-296717-ay4wcmk3 270 4 and and CC cord-296717-ay4wcmk3 270 5 Eq Eq NNP cord-296717-ay4wcmk3 270 6 . . . cord-296717-ay4wcmk3 271 1 ( ( -LRB- cord-296717-ay4wcmk3 271 2 14 14 CD cord-296717-ay4wcmk3 271 3 ) ) -RRB- cord-296717-ay4wcmk3 271 4 demand demand VBP cord-296717-ay4wcmk3 271 5 the the DT cord-296717-ay4wcmk3 271 6 variables variable NNS cord-296717-ay4wcmk3 271 7 in in IN cord-296717-ay4wcmk3 271 8 state state NN cord-296717-ay4wcmk3 271 9 space space NN cord-296717-ay4wcmk3 271 10 model model NN cord-296717-ay4wcmk3 271 11 should should MD cord-296717-ay4wcmk3 271 12 be be VB cord-296717-ay4wcmk3 271 13 stationary stationary JJ cord-296717-ay4wcmk3 271 14 , , , cord-296717-ay4wcmk3 271 15 we -PRON- PRP cord-296717-ay4wcmk3 271 16 first first RB cord-296717-ay4wcmk3 271 17 take take VBP cord-296717-ay4wcmk3 271 18 the the DT cord-296717-ay4wcmk3 271 19 ADF ADF NNP cord-296717-ay4wcmk3 271 20 test test NN cord-296717-ay4wcmk3 271 21 on on IN cord-296717-ay4wcmk3 271 22 three three CD cord-296717-ay4wcmk3 271 23 sentiment sentiment NN cord-296717-ay4wcmk3 271 24 indexes index NNS cord-296717-ay4wcmk3 271 25 of of IN cord-296717-ay4wcmk3 271 26 different different JJ cord-296717-ay4wcmk3 271 27 levels level NNS cord-296717-ay4wcmk3 271 28 . . . cord-296717-ay4wcmk3 272 1 Table table NN cord-296717-ay4wcmk3 272 2 6 6 CD cord-296717-ay4wcmk3 272 3 reports report NNS cord-296717-ay4wcmk3 272 4 MacSI MacSI NNP cord-296717-ay4wcmk3 272 5 is be VBZ cord-296717-ay4wcmk3 272 6 non non JJ cord-296717-ay4wcmk3 272 7 - - JJ cord-296717-ay4wcmk3 272 8 stationary stationary JJ cord-296717-ay4wcmk3 272 9 , , , cord-296717-ay4wcmk3 272 10 whereas whereas IN cord-296717-ay4wcmk3 272 11 the the DT cord-296717-ay4wcmk3 272 12 other other JJ cord-296717-ay4wcmk3 272 13 two two CD cord-296717-ay4wcmk3 272 14 are be VBP cord-296717-ay4wcmk3 272 15 opposite opposite JJ cord-296717-ay4wcmk3 272 16 . . . cord-296717-ay4wcmk3 273 1 In in IN cord-296717-ay4wcmk3 273 2 an an DT cord-296717-ay4wcmk3 273 3 attempt attempt NN cord-296717-ay4wcmk3 273 4 to to TO cord-296717-ay4wcmk3 273 5 maintain maintain VB cord-296717-ay4wcmk3 273 6 the the DT cord-296717-ay4wcmk3 273 7 data datum NNS cord-296717-ay4wcmk3 273 8 properties property NNS cord-296717-ay4wcmk3 273 9 , , , cord-296717-ay4wcmk3 273 10 we -PRON- PRP cord-296717-ay4wcmk3 273 11 take take VBP cord-296717-ay4wcmk3 273 12 first first JJ cord-296717-ay4wcmk3 273 13 difference difference NN cord-296717-ay4wcmk3 273 14 of of IN cord-296717-ay4wcmk3 273 15 the the DT cord-296717-ay4wcmk3 273 16 variables variable NNS cord-296717-ay4wcmk3 273 17 with with IN cord-296717-ay4wcmk3 273 18 trend trend NN cord-296717-ay4wcmk3 273 19 . . . cord-296717-ay4wcmk3 274 1 Finally finally RB cord-296717-ay4wcmk3 274 2 , , , cord-296717-ay4wcmk3 274 3 all all DT cord-296717-ay4wcmk3 274 4 variables variable NNS cord-296717-ay4wcmk3 274 5 are be VBP cord-296717-ay4wcmk3 274 6 standardized standardize VBN cord-296717-ay4wcmk3 274 7 eliminating eliminate VBG cord-296717-ay4wcmk3 274 8 the the DT cord-296717-ay4wcmk3 274 9 influence influence NN cord-296717-ay4wcmk3 274 10 of of IN cord-296717-ay4wcmk3 274 11 dimension dimension NN cord-296717-ay4wcmk3 274 12 . . . cord-296717-ay4wcmk3 275 1 J J NNP cord-296717-ay4wcmk3 275 2 o o NN cord-296717-ay4wcmk3 275 3 u u NN cord-296717-ay4wcmk3 275 4 r r NN cord-296717-ay4wcmk3 275 5 n n NN cord-296717-ay4wcmk3 275 6 a a DT cord-296717-ay4wcmk3 275 7 l l NN cord-296717-ay4wcmk3 275 8 P p NN cord-296717-ay4wcmk3 275 9 r r NN cord-296717-ay4wcmk3 275 10 e e NN cord-296717-ay4wcmk3 275 11 -p -p NN cord-296717-ay4wcmk3 276 1 r r NN cord-296717-ay4wcmk3 276 2 o o NN cord-296717-ay4wcmk3 276 3 o o NN cord-296717-ay4wcmk3 276 4 f f NN cord-296717-ay4wcmk3 276 5 Table table NN cord-296717-ay4wcmk3 276 6 6 6 CD cord-296717-ay4wcmk3 276 7 also also RB cord-296717-ay4wcmk3 276 8 gives give VBZ cord-296717-ay4wcmk3 276 9 some some DT cord-296717-ay4wcmk3 276 10 descriptive descriptive JJ cord-296717-ay4wcmk3 276 11 statistics statistic NNS cord-296717-ay4wcmk3 276 12 of of IN cord-296717-ay4wcmk3 276 13 three three CD cord-296717-ay4wcmk3 276 14 sentiment sentiment NN cord-296717-ay4wcmk3 276 15 indexes index NNS cord-296717-ay4wcmk3 276 16 . . . cord-296717-ay4wcmk3 277 1 According accord VBG cord-296717-ay4wcmk3 277 2 to to IN cord-296717-ay4wcmk3 277 3 AIC、BIC AIC、BIC NNP cord-296717-ay4wcmk3 277 4 , , , cord-296717-ay4wcmk3 277 5 we -PRON- PRP cord-296717-ay4wcmk3 277 6 set set VBP cord-296717-ay4wcmk3 277 7 p p NN cord-296717-ay4wcmk3 277 8 equals equal VBZ cord-296717-ay4wcmk3 277 9 1 1 CD cord-296717-ay4wcmk3 277 10 . . . cord-296717-ay4wcmk3 278 1 Hence hence RB cord-296717-ay4wcmk3 278 2 the the DT cord-296717-ay4wcmk3 278 3 measurement measurement NN cord-296717-ay4wcmk3 278 4 and and CC cord-296717-ay4wcmk3 278 5 transition transition NN cord-296717-ay4wcmk3 278 6 equations equation NNS cord-296717-ay4wcmk3 278 7 become become VBP cord-296717-ay4wcmk3 278 8 _SP cord-296717-ay4wcmk3 278 9 On on IN cord-296717-ay4wcmk3 278 10 the the DT cord-296717-ay4wcmk3 278 11 basis basis NN cord-296717-ay4wcmk3 278 12 of of IN cord-296717-ay4wcmk3 278 13 the the DT cord-296717-ay4wcmk3 278 14 optimal optimal JJ cord-296717-ay4wcmk3 278 15 estimation estimation NN cord-296717-ay4wcmk3 278 16 of of IN cord-296717-ay4wcmk3 278 17 unobserved unobserved JJ cord-296717-ay4wcmk3 278 18 state state NN cord-296717-ay4wcmk3 278 19 vector vector NN cord-296717-ay4wcmk3 278 20 , , , cord-296717-ay4wcmk3 278 21 Table Table NNP cord-296717-ay4wcmk3 278 22 7 7 CD cord-296717-ay4wcmk3 278 23 gives give VBZ cord-296717-ay4wcmk3 278 24 the the DT cord-296717-ay4wcmk3 278 25 estimation estimation NN cord-296717-ay4wcmk3 278 26 values value NNS cord-296717-ay4wcmk3 278 27 of of IN cord-296717-ay4wcmk3 278 28 related related JJ cord-296717-ay4wcmk3 278 29 parameters parameter NNS cord-296717-ay4wcmk3 278 30 . . . cord-296717-ay4wcmk3 279 1 The the DT cord-296717-ay4wcmk3 279 2 estimates estimate NNS cord-296717-ay4wcmk3 279 3 are be VBP cord-296717-ay4wcmk3 279 4 all all DT cord-296717-ay4wcmk3 279 5 significant significant JJ cord-296717-ay4wcmk3 279 6 , , , cord-296717-ay4wcmk3 279 7 and and CC cord-296717-ay4wcmk3 279 8 those those DT cord-296717-ay4wcmk3 279 9 of of IN cord-296717-ay4wcmk3 279 10 β1 β1 NNP cord-296717-ay4wcmk3 279 11 , , , cord-296717-ay4wcmk3 279 12 β2 β2 NN cord-296717-ay4wcmk3 279 13 , , , cord-296717-ay4wcmk3 279 14 and and CC cord-296717-ay4wcmk3 279 15 β3 β3 NN cord-296717-ay4wcmk3 279 16 are be VBP cord-296717-ay4wcmk3 279 17 positive positive JJ cord-296717-ay4wcmk3 279 18 , , , cord-296717-ay4wcmk3 279 19 which which WDT cord-296717-ay4wcmk3 279 20 suggests suggest VBZ cord-296717-ay4wcmk3 279 21 the the DT cord-296717-ay4wcmk3 279 22 effects effect NNS cord-296717-ay4wcmk3 279 23 of of IN cord-296717-ay4wcmk3 279 24 the the DT cord-296717-ay4wcmk3 279 25 common common JJ cord-296717-ay4wcmk3 279 26 sentiment sentiment NN cord-296717-ay4wcmk3 279 27 factor factor NN cord-296717-ay4wcmk3 279 28 on on IN cord-296717-ay4wcmk3 279 29 the the DT cord-296717-ay4wcmk3 279 30 three three CD cord-296717-ay4wcmk3 279 31 sentiment sentiment NN cord-296717-ay4wcmk3 279 32 at at IN cord-296717-ay4wcmk3 279 33 different different JJ cord-296717-ay4wcmk3 279 34 levels level NNS cord-296717-ay4wcmk3 279 35 are be VBP cord-296717-ay4wcmk3 279 36 consistent consistent JJ cord-296717-ay4wcmk3 279 37 . . . cord-296717-ay4wcmk3 280 1 ρ ρ NNP cord-296717-ay4wcmk3 280 2 is be VBZ cord-296717-ay4wcmk3 280 3 significantly significantly RB cord-296717-ay4wcmk3 280 4 positive positive JJ cord-296717-ay4wcmk3 280 5 , , , cord-296717-ay4wcmk3 280 6 indicating indicate VBG cord-296717-ay4wcmk3 280 7 the the DT cord-296717-ay4wcmk3 280 8 first first JJ cord-296717-ay4wcmk3 280 9 - - HYPH cord-296717-ay4wcmk3 280 10 order order NN cord-296717-ay4wcmk3 280 11 common common JJ cord-296717-ay4wcmk3 280 12 sentiment sentiment NN cord-296717-ay4wcmk3 280 13 factor factor NN cord-296717-ay4wcmk3 280 14 has have VBZ cord-296717-ay4wcmk3 280 15 a a DT cord-296717-ay4wcmk3 280 16 positive positive JJ cord-296717-ay4wcmk3 280 17 effect effect NN cord-296717-ay4wcmk3 280 18 on on IN cord-296717-ay4wcmk3 280 19 the the DT cord-296717-ay4wcmk3 280 20 current current JJ cord-296717-ay4wcmk3 280 21 one one NN cord-296717-ay4wcmk3 280 22 , , , cord-296717-ay4wcmk3 280 23 i.e. i.e. FW cord-296717-ay4wcmk3 280 24 investor investor NN cord-296717-ay4wcmk3 280 25 sentiment sentiment NN cord-296717-ay4wcmk3 280 26 is be VBZ cord-296717-ay4wcmk3 280 27 influenced influence VBN cord-296717-ay4wcmk3 280 28 by by IN cord-296717-ay4wcmk3 280 29 inertia inertia NN cord-296717-ay4wcmk3 280 30 , , , cord-296717-ay4wcmk3 280 31 which which WDT cord-296717-ay4wcmk3 280 32 will will MD cord-296717-ay4wcmk3 280 33 lead lead VB cord-296717-ay4wcmk3 280 34 to to IN cord-296717-ay4wcmk3 280 35 conservatism conservatism NN cord-296717-ay4wcmk3 280 36 bias bias NN cord-296717-ay4wcmk3 280 37 in in IN cord-296717-ay4wcmk3 280 38 behavioral behavioral JJ cord-296717-ay4wcmk3 280 39 finance finance NN cord-296717-ay4wcmk3 280 40 : : : cord-296717-ay4wcmk3 280 41 investors investor NNS cord-296717-ay4wcmk3 280 42 ' ' POS cord-296717-ay4wcmk3 280 43 insufficient insufficient JJ cord-296717-ay4wcmk3 280 44 response response NN cord-296717-ay4wcmk3 280 45 to to IN cord-296717-ay4wcmk3 280 46 new new JJ cord-296717-ay4wcmk3 280 47 information information NN cord-296717-ay4wcmk3 280 48 , , , cord-296717-ay4wcmk3 280 49 resulting result VBG cord-296717-ay4wcmk3 280 50 in in IN cord-296717-ay4wcmk3 280 51 short short JJ cord-296717-ay4wcmk3 280 52 - - HYPH cord-296717-ay4wcmk3 280 53 term term NN cord-296717-ay4wcmk3 280 54 momentum momentum NN cord-296717-ay4wcmk3 280 55 effect effect NN cord-296717-ay4wcmk3 280 56 . . . cord-296717-ay4wcmk3 281 1 According accord VBG cord-296717-ay4wcmk3 281 2 to to IN cord-296717-ay4wcmk3 281 3 the the DT cord-296717-ay4wcmk3 281 4 estimations estimation NNS cord-296717-ay4wcmk3 281 5 of of IN cord-296717-ay4wcmk3 281 6 the the DT cord-296717-ay4wcmk3 281 7 common common JJ cord-296717-ay4wcmk3 281 8 sentiment sentiment NN cord-296717-ay4wcmk3 281 9 factor factor NN cord-296717-ay4wcmk3 281 10 obtained obtain VBN cord-296717-ay4wcmk3 281 11 by by IN cord-296717-ay4wcmk3 281 12 Kalman Kalman NNP cord-296717-ay4wcmk3 281 13 smoothing smoothing NN cord-296717-ay4wcmk3 281 14 , , , cord-296717-ay4wcmk3 281 15 Fig Fig NNP cord-296717-ay4wcmk3 281 16 . . . cord-296717-ay4wcmk3 282 1 12 12 CD cord-296717-ay4wcmk3 282 2 represents represent VBZ cord-296717-ay4wcmk3 282 3 its -PRON- PRP$ cord-296717-ay4wcmk3 282 4 time time NN cord-296717-ay4wcmk3 282 5 series series NN cord-296717-ay4wcmk3 282 6 . . . cord-296717-ay4wcmk3 283 1 We -PRON- PRP cord-296717-ay4wcmk3 283 2 calculate calculate VBP cord-296717-ay4wcmk3 283 3 the the DT cord-296717-ay4wcmk3 283 4 correlation correlation NN cord-296717-ay4wcmk3 283 5 coefficients coefficient NNS cord-296717-ay4wcmk3 283 6 between between IN cord-296717-ay4wcmk3 283 7 the the DT cord-296717-ay4wcmk3 283 8 common common JJ cord-296717-ay4wcmk3 283 9 sentiment sentiment NN cord-296717-ay4wcmk3 283 10 factor factor NN cord-296717-ay4wcmk3 283 11 and and CC cord-296717-ay4wcmk3 283 12 iVX ivx NN cord-296717-ay4wcmk3 283 13 as as IN cord-296717-ay4wcmk3 283 14 shown show VBN cord-296717-ay4wcmk3 283 15 in in IN cord-296717-ay4wcmk3 283 16 Table Table NNP cord-296717-ay4wcmk3 283 17 8 8 CD cord-296717-ay4wcmk3 283 18 . . . cord-296717-ay4wcmk3 284 1 In in IN cord-296717-ay4wcmk3 284 2 comparison comparison NN cord-296717-ay4wcmk3 284 3 with with IN cord-296717-ay4wcmk3 284 4 Table Table NNP cord-296717-ay4wcmk3 284 5 5 5 CD cord-296717-ay4wcmk3 284 6 , , , cord-296717-ay4wcmk3 284 7 the the DT cord-296717-ay4wcmk3 284 8 three three CD cord-296717-ay4wcmk3 284 9 correlation correlation NN cord-296717-ay4wcmk3 284 10 coefficients coefficient NNS cord-296717-ay4wcmk3 284 11 show show VBP cord-296717-ay4wcmk3 284 12 a a DT cord-296717-ay4wcmk3 284 13 significant significant JJ cord-296717-ay4wcmk3 284 14 negative negative JJ cord-296717-ay4wcmk3 284 15 correlation correlation NN cord-296717-ay4wcmk3 284 16 between between IN cord-296717-ay4wcmk3 284 17 the the DT cord-296717-ay4wcmk3 284 18 common common JJ cord-296717-ay4wcmk3 284 19 sentiment sentiment NN cord-296717-ay4wcmk3 284 20 factor factor NN cord-296717-ay4wcmk3 284 21 and and CC cord-296717-ay4wcmk3 284 22 iVX ivx NN cord-296717-ay4wcmk3 284 23 . . . cord-296717-ay4wcmk3 285 1 The the DT cord-296717-ay4wcmk3 285 2 absolute absolute JJ cord-296717-ay4wcmk3 285 3 values value NNS cord-296717-ay4wcmk3 285 4 are be VBP cord-296717-ay4wcmk3 285 5 larger large JJR cord-296717-ay4wcmk3 285 6 than than IN cord-296717-ay4wcmk3 285 7 the the DT cord-296717-ay4wcmk3 285 8 correlation correlation NN cord-296717-ay4wcmk3 285 9 coefficients coefficient NNS cord-296717-ay4wcmk3 285 10 between between IN cord-296717-ay4wcmk3 285 11 the the DT cord-296717-ay4wcmk3 285 12 meso meso NNP cord-296717-ay4wcmk3 285 13 and and CC cord-296717-ay4wcmk3 285 14 micro micro JJ cord-296717-ay4wcmk3 285 15 level level NN cord-296717-ay4wcmk3 285 16 sentiment sentiment NN cord-296717-ay4wcmk3 285 17 indexes index NNS cord-296717-ay4wcmk3 285 18 and and CC cord-296717-ay4wcmk3 285 19 the the DT cord-296717-ay4wcmk3 285 20 corresponding corresponding JJ cord-296717-ay4wcmk3 285 21 iVX ivx JJ cord-296717-ay4wcmk3 285 22 component component NN cord-296717-ay4wcmk3 285 23 , , , cord-296717-ay4wcmk3 285 24 and and CC cord-296717-ay4wcmk3 285 25 also also RB cord-296717-ay4wcmk3 285 26 significantly significantly RB cord-296717-ay4wcmk3 285 27 larger large JJR cord-296717-ay4wcmk3 285 28 than than IN cord-296717-ay4wcmk3 285 29 the the DT cord-296717-ay4wcmk3 285 30 correlation correlation NN cord-296717-ay4wcmk3 285 31 coefficients coefficient NNS cord-296717-ay4wcmk3 285 32 between between IN cord-296717-ay4wcmk3 285 33 the the DT cord-296717-ay4wcmk3 285 34 two two CD cord-296717-ay4wcmk3 285 35 sentiment sentiment NN cord-296717-ay4wcmk3 285 36 indexes index NNS cord-296717-ay4wcmk3 285 37 and and CC cord-296717-ay4wcmk3 285 38 iVX ivx XX cord-296717-ay4wcmk3 285 39 . . . cord-296717-ay4wcmk3 286 1 It -PRON- PRP cord-296717-ay4wcmk3 286 2 suggests suggest VBZ cord-296717-ay4wcmk3 286 3 that that IN cord-296717-ay4wcmk3 286 4 compared compare VBN cord-296717-ay4wcmk3 286 5 with with IN cord-296717-ay4wcmk3 286 6 the the DT cord-296717-ay4wcmk3 286 7 sentiment sentiment NN cord-296717-ay4wcmk3 286 8 index index NN cord-296717-ay4wcmk3 286 9 of of IN cord-296717-ay4wcmk3 286 10 each each DT cord-296717-ay4wcmk3 286 11 level level NN cord-296717-ay4wcmk3 286 12 , , , cord-296717-ay4wcmk3 286 13 the the DT cord-296717-ay4wcmk3 286 14 common common JJ cord-296717-ay4wcmk3 286 15 sentiment sentiment NN cord-296717-ay4wcmk3 286 16 factor factor NN cord-296717-ay4wcmk3 286 17 we -PRON- PRP cord-296717-ay4wcmk3 286 18 extract extract VBP cord-296717-ay4wcmk3 286 19 is be VBZ cord-296717-ay4wcmk3 286 20 more more RBR cord-296717-ay4wcmk3 286 21 closely closely RB cord-296717-ay4wcmk3 286 22 related relate VBN cord-296717-ay4wcmk3 286 23 to to IN cord-296717-ay4wcmk3 286 24 iVX ivx XX cord-296717-ay4wcmk3 286 25 . . . cord-296717-ay4wcmk3 287 1 Therefore therefore RB cord-296717-ay4wcmk3 287 2 , , , cord-296717-ay4wcmk3 287 3 we -PRON- PRP cord-296717-ay4wcmk3 287 4 believe believe VBP cord-296717-ay4wcmk3 287 5 that that IN cord-296717-ay4wcmk3 287 6 iVX iVX NNP cord-296717-ay4wcmk3 287 7 represents represent VBZ cord-296717-ay4wcmk3 287 8 more more RBR cord-296717-ay4wcmk3 287 9 a a DT cord-296717-ay4wcmk3 287 10 mutual mutual JJ cord-296717-ay4wcmk3 287 11 portion portion NN cord-296717-ay4wcmk3 287 12 of of IN cord-296717-ay4wcmk3 287 13 all all DT cord-296717-ay4wcmk3 287 14 levels level NNS cord-296717-ay4wcmk3 287 15 of of IN cord-296717-ay4wcmk3 287 16 sentiments sentiment NNS cord-296717-ay4wcmk3 287 17 than than IN cord-296717-ay4wcmk3 287 18 the the DT cord-296717-ay4wcmk3 287 19 diversity diversity NN cord-296717-ay4wcmk3 287 20 . . . cord-296717-ay4wcmk3 288 1 Besides besides RB cord-296717-ay4wcmk3 288 2 , , , cord-296717-ay4wcmk3 288 3 compared compare VBN cord-296717-ay4wcmk3 288 4 with with IN cord-296717-ay4wcmk3 288 5 lags lag NNS cord-296717-ay4wcmk3 288 6 ranging range VBG cord-296717-ay4wcmk3 288 7 from from IN cord-296717-ay4wcmk3 288 8 1 1 CD cord-296717-ay4wcmk3 288 9 to to IN cord-296717-ay4wcmk3 288 10 3 3 CD cord-296717-ay4wcmk3 288 11 , , , cord-296717-ay4wcmk3 288 12 iVX iVX NNP cord-296717-ay4wcmk3 288 13 has have VBZ cord-296717-ay4wcmk3 288 14 the the DT cord-296717-ay4wcmk3 288 15 strongest strong JJS cord-296717-ay4wcmk3 288 16 correlation correlation NN cord-296717-ay4wcmk3 288 17 with with IN cord-296717-ay4wcmk3 288 18 the the DT cord-296717-ay4wcmk3 288 19 contemporaneous contemporaneous JJ cord-296717-ay4wcmk3 288 20 common common JJ cord-296717-ay4wcmk3 288 21 sentiment sentiment NN cord-296717-ay4wcmk3 288 22 factor factor NN cord-296717-ay4wcmk3 288 23 , , , cord-296717-ay4wcmk3 288 24 indicating indicate VBG cord-296717-ay4wcmk3 288 25 that that IN cord-296717-ay4wcmk3 288 26 iVX ivx XX cord-296717-ay4wcmk3 288 27 can can MD cord-296717-ay4wcmk3 288 28 reflect reflect VB cord-296717-ay4wcmk3 288 29 the the DT cord-296717-ay4wcmk3 288 30 current current JJ cord-296717-ay4wcmk3 288 31 mutual mutual JJ cord-296717-ay4wcmk3 288 32 sentiment sentiment NN cord-296717-ay4wcmk3 288 33 . . . cord-296717-ay4wcmk3 288 34 _SP cord-296717-ay4wcmk3 289 1 In in IN cord-296717-ay4wcmk3 289 2 the the DT cord-296717-ay4wcmk3 289 3 previous previous JJ cord-296717-ay4wcmk3 289 4 section section NN cord-296717-ay4wcmk3 289 5 , , , cord-296717-ay4wcmk3 289 6 we -PRON- PRP cord-296717-ay4wcmk3 289 7 use use VBP cord-296717-ay4wcmk3 289 8 three three CD cord-296717-ay4wcmk3 289 9 correlation correlation NN cord-296717-ay4wcmk3 289 10 coefficients coefficient NNS cord-296717-ay4wcmk3 289 11 to to TO cord-296717-ay4wcmk3 289 12 discuss discuss VB cord-296717-ay4wcmk3 289 13 the the DT cord-296717-ay4wcmk3 289 14 sentiment sentiment NN cord-296717-ay4wcmk3 289 15 representation representation NN cord-296717-ay4wcmk3 289 16 of of IN cord-296717-ay4wcmk3 289 17 iVX iVX NNP cord-296717-ay4wcmk3 289 18 . . . cord-296717-ay4wcmk3 290 1 In in IN cord-296717-ay4wcmk3 290 2 this this DT cord-296717-ay4wcmk3 290 3 section section NN cord-296717-ay4wcmk3 290 4 , , , cord-296717-ay4wcmk3 290 5 we -PRON- PRP cord-296717-ay4wcmk3 290 6 will will MD cord-296717-ay4wcmk3 290 7 further further RB cord-296717-ay4wcmk3 290 8 investigate investigate VB cord-296717-ay4wcmk3 290 9 the the DT cord-296717-ay4wcmk3 290 10 relationship relationship NN cord-296717-ay4wcmk3 290 11 of of IN cord-296717-ay4wcmk3 290 12 iVX iVX NNP cord-296717-ay4wcmk3 290 13 and and CC cord-296717-ay4wcmk3 290 14 sentiment sentiment NN cord-296717-ay4wcmk3 290 15 based base VBN cord-296717-ay4wcmk3 290 16 on on IN cord-296717-ay4wcmk3 290 17 econometric econometric JJ cord-296717-ay4wcmk3 290 18 model model NN cord-296717-ay4wcmk3 290 19 . . . cord-296717-ay4wcmk3 291 1 According accord VBG cord-296717-ay4wcmk3 291 2 to to IN cord-296717-ay4wcmk3 291 3 the the DT cord-296717-ay4wcmk3 291 4 formula formula NN cord-296717-ay4wcmk3 291 5 of of IN cord-296717-ay4wcmk3 291 6 iVX iVX NNP cord-296717-ay4wcmk3 291 7 , , , cord-296717-ay4wcmk3 291 8 it -PRON- PRP cord-296717-ay4wcmk3 291 9 is be VBZ cord-296717-ay4wcmk3 291 10 affected affect VBN cord-296717-ay4wcmk3 291 11 by by IN cord-296717-ay4wcmk3 291 12 risk risk NN cord-296717-ay4wcmk3 291 13 - - HYPH cord-296717-ay4wcmk3 291 14 free free JJ cord-296717-ay4wcmk3 291 15 rate rate NN cord-296717-ay4wcmk3 291 16 , , , cord-296717-ay4wcmk3 291 17 option option NN cord-296717-ay4wcmk3 291 18 prices price NNS cord-296717-ay4wcmk3 291 19 and and CC cord-296717-ay4wcmk3 291 20 strike strike NN cord-296717-ay4wcmk3 291 21 prices price NNS cord-296717-ay4wcmk3 291 22 . . . cord-296717-ay4wcmk3 292 1 Here here RB cord-296717-ay4wcmk3 292 2 we -PRON- PRP cord-296717-ay4wcmk3 292 3 take take VBP cord-296717-ay4wcmk3 292 4 Shibor Shibor NNP cord-296717-ay4wcmk3 292 5 1-year 1-year CD cord-296717-ay4wcmk3 292 6 rate rate NN cord-296717-ay4wcmk3 292 7 as as IN cord-296717-ay4wcmk3 292 8 the the DT cord-296717-ay4wcmk3 292 9 risk risk NN cord-296717-ay4wcmk3 292 10 - - HYPH cord-296717-ay4wcmk3 292 11 free free JJ cord-296717-ay4wcmk3 292 12 rate rate NN cord-296717-ay4wcmk3 292 13 and and CC cord-296717-ay4wcmk3 292 14 average average JJ cord-296717-ay4wcmk3 292 15 strike strike NN cord-296717-ay4wcmk3 292 16 price price NN cord-296717-ay4wcmk3 292 17 of of IN cord-296717-ay4wcmk3 292 18 all all DT cord-296717-ay4wcmk3 292 19 near near JJ cord-296717-ay4wcmk3 292 20 - - HYPH cord-296717-ay4wcmk3 292 21 term term NN cord-296717-ay4wcmk3 292 22 and and CC cord-296717-ay4wcmk3 292 23 next next JJ cord-296717-ay4wcmk3 292 24 - - HYPH cord-296717-ay4wcmk3 292 25 term term NN cord-296717-ay4wcmk3 292 26 options option NNS cord-296717-ay4wcmk3 292 27 as as IN cord-296717-ay4wcmk3 292 28 the the DT cord-296717-ay4wcmk3 292 29 strike strike NN cord-296717-ay4wcmk3 292 30 prices price NNS cord-296717-ay4wcmk3 292 31 . . . cord-296717-ay4wcmk3 293 1 As as IN cord-296717-ay4wcmk3 293 2 for for IN cord-296717-ay4wcmk3 293 3 option option NN cord-296717-ay4wcmk3 293 4 prices price NNS cord-296717-ay4wcmk3 293 5 , , , cord-296717-ay4wcmk3 293 6 except except IN cord-296717-ay4wcmk3 293 7 for for IN cord-296717-ay4wcmk3 293 8 investors investor NNS cord-296717-ay4wcmk3 293 9 ' ' POS cord-296717-ay4wcmk3 293 10 sentiment sentiment NN cord-296717-ay4wcmk3 293 11 , , , cord-296717-ay4wcmk3 293 12 it -PRON- PRP cord-296717-ay4wcmk3 293 13 can can MD cord-296717-ay4wcmk3 293 14 be be VB cord-296717-ay4wcmk3 293 15 influenced influence VBN cord-296717-ay4wcmk3 293 16 by by IN cord-296717-ay4wcmk3 293 17 other other JJ cord-296717-ay4wcmk3 293 18 factors factor NNS cord-296717-ay4wcmk3 293 19 . . . cord-296717-ay4wcmk3 294 1 Therefore therefore RB cord-296717-ay4wcmk3 294 2 , , , cord-296717-ay4wcmk3 294 3 the the DT cord-296717-ay4wcmk3 294 4 explanatory explanatory JJ cord-296717-ay4wcmk3 294 5 variables variable NNS cord-296717-ay4wcmk3 294 6 will will MD cord-296717-ay4wcmk3 294 7 include include VB cord-296717-ay4wcmk3 294 8 lagging lag VBG cord-296717-ay4wcmk3 294 9 iVX ivx XX cord-296717-ay4wcmk3 294 10 or or CC cord-296717-ay4wcmk3 294 11 its -PRON- PRP$ cord-296717-ay4wcmk3 294 12 component component NN cord-296717-ay4wcmk3 294 13 . . . cord-296717-ay4wcmk3 294 14 _SP cord-296717-ay4wcmk3 295 1 The the DT cord-296717-ay4wcmk3 295 2 polynomial polynomial JJ cord-296717-ay4wcmk3 295 3 order order NN cord-296717-ay4wcmk3 295 4 is be VBZ cord-296717-ay4wcmk3 295 5 decided decide VBN cord-296717-ay4wcmk3 295 6 by by IN cord-296717-ay4wcmk3 295 7 maximum maximum NN cord-296717-ay4wcmk3 295 8 of of IN cord-296717-ay4wcmk3 295 9 residual residual JJ cord-296717-ay4wcmk3 295 10 sum sum NN cord-296717-ay4wcmk3 295 11 of of IN cord-296717-ay4wcmk3 295 12 squares square NNS cord-296717-ay4wcmk3 295 13 divided divide VBN cord-296717-ay4wcmk3 295 14 by by IN cord-296717-ay4wcmk3 295 15 degrees degree NNS cord-296717-ay4wcmk3 295 16 of of IN cord-296717-ay4wcmk3 295 17 freedom freedom NN cord-296717-ay4wcmk3 295 18 , , , cord-296717-ay4wcmk3 295 19 recommended recommend VBN cord-296717-ay4wcmk3 295 20 by by IN cord-296717-ay4wcmk3 295 21 Mitchell Mitchell NNP cord-296717-ay4wcmk3 295 22 and and CC cord-296717-ay4wcmk3 295 23 Speaker Speaker NNP cord-296717-ay4wcmk3 295 24 ( ( -LRB- cord-296717-ay4wcmk3 295 25 1986 1986 CD cord-296717-ay4wcmk3 295 26 ) ) -RRB- cord-296717-ay4wcmk3 295 27 . . . cord-296717-ay4wcmk3 296 1 At at IN cord-296717-ay4wcmk3 296 2 the the DT cord-296717-ay4wcmk3 296 3 macro macro JJ cord-296717-ay4wcmk3 296 4 level level NN cord-296717-ay4wcmk3 296 5 , , , cord-296717-ay4wcmk3 296 6 all all DT cord-296717-ay4wcmk3 296 7 monthly monthly JJ cord-296717-ay4wcmk3 296 8 variables variable NNS cord-296717-ay4wcmk3 296 9 , , , cord-296717-ay4wcmk3 296 10 including include VBG cord-296717-ay4wcmk3 296 11 iVX ivx XX cord-296717-ay4wcmk3 296 12 ( ( -LRB- cord-296717-ay4wcmk3 296 13 MIVX MIVX NNP cord-296717-ay4wcmk3 296 14 ) ) -RRB- cord-296717-ay4wcmk3 296 15 , , , cord-296717-ay4wcmk3 296 16 average average JJ cord-296717-ay4wcmk3 296 17 strike strike NN cord-296717-ay4wcmk3 296 18 price price NN cord-296717-ay4wcmk3 296 19 ( ( -LRB- cord-296717-ay4wcmk3 296 20 MSP MSP NNP cord-296717-ay4wcmk3 296 21 ) ) -RRB- cord-296717-ay4wcmk3 296 22 , , , cord-296717-ay4wcmk3 296 23 Shibor Shibor NNP cord-296717-ay4wcmk3 296 24 1-year 1-year CD cord-296717-ay4wcmk3 296 25 rate rate NN cord-296717-ay4wcmk3 296 26 ( ( -LRB- cord-296717-ay4wcmk3 296 27 MSR MSR NNP cord-296717-ay4wcmk3 296 28 ) ) -RRB- cord-296717-ay4wcmk3 296 29 and and CC cord-296717-ay4wcmk3 296 30 MacSI MacSI NNS cord-296717-ay4wcmk3 296 31 are be VBP cord-296717-ay4wcmk3 296 32 tested test VBN cord-296717-ay4wcmk3 296 33 non non JJ cord-296717-ay4wcmk3 296 34 - - JJ cord-296717-ay4wcmk3 296 35 stationary stationary JJ cord-296717-ay4wcmk3 296 36 , , , cord-296717-ay4wcmk3 296 37 while while IN cord-296717-ay4wcmk3 296 38 their -PRON- PRP$ cord-296717-ay4wcmk3 296 39 first first JJ cord-296717-ay4wcmk3 296 40 differences difference NNS cord-296717-ay4wcmk3 296 41 ( ( -LRB- cord-296717-ay4wcmk3 296 42 which which WDT cord-296717-ay4wcmk3 296 43 are be VBP cord-296717-ay4wcmk3 296 44 denoted denote VBN cord-296717-ay4wcmk3 296 45 as as IN cord-296717-ay4wcmk3 296 46 DMIVX DMIVX NNP cord-296717-ay4wcmk3 296 47 , , , cord-296717-ay4wcmk3 296 48 DMSP DMSP NNP cord-296717-ay4wcmk3 296 49 , , , cord-296717-ay4wcmk3 296 50 DMSR DMSR NNP cord-296717-ay4wcmk3 296 51 and and CC cord-296717-ay4wcmk3 296 52 DMacSI DMacSI NNP cord-296717-ay4wcmk3 296 53 , , , cord-296717-ay4wcmk3 296 54 respectively respectively RB cord-296717-ay4wcmk3 296 55 ) ) -RRB- cord-296717-ay4wcmk3 296 56 are be VBP cord-296717-ay4wcmk3 296 57 the the DT cord-296717-ay4wcmk3 296 58 opposite opposite JJ cord-296717-ay4wcmk3 296 59 . . . cord-296717-ay4wcmk3 297 1 The the DT cord-296717-ay4wcmk3 297 2 results result NNS cord-296717-ay4wcmk3 297 3 are be VBP cord-296717-ay4wcmk3 297 4 shown show VBN cord-296717-ay4wcmk3 297 5 in in IN cord-296717-ay4wcmk3 297 6 Table Table NNP cord-296717-ay4wcmk3 297 7 9 9 CD cord-296717-ay4wcmk3 297 8 . . . cord-296717-ay4wcmk3 297 9 _SP cord-296717-ay4wcmk3 298 1 The the DT cord-296717-ay4wcmk3 298 2 estimations estimation NNS cord-296717-ay4wcmk3 298 3 are be VBP cord-296717-ay4wcmk3 298 4 presented present VBN cord-296717-ay4wcmk3 298 5 in in IN cord-296717-ay4wcmk3 298 6 Table Table NNP cord-296717-ay4wcmk3 298 7 11 11 CD cord-296717-ay4wcmk3 298 8 . . . cord-296717-ay4wcmk3 299 1 For for IN cord-296717-ay4wcmk3 299 2 Equation equation NN cord-296717-ay4wcmk3 299 3 ( ( -LRB- cord-296717-ay4wcmk3 299 4 21 21 CD cord-296717-ay4wcmk3 299 5 ) ) -RRB- cord-296717-ay4wcmk3 299 6 , , , cord-296717-ay4wcmk3 299 7 current current JJ cord-296717-ay4wcmk3 299 8 sentiment sentiment NN cord-296717-ay4wcmk3 299 9 has have VBZ cord-296717-ay4wcmk3 299 10 significantly significantly RB cord-296717-ay4wcmk3 299 11 strongest strong JJS cord-296717-ay4wcmk3 299 12 negative negative JJ cord-296717-ay4wcmk3 299 13 impact impact NN cord-296717-ay4wcmk3 299 14 on on IN cord-296717-ay4wcmk3 299 15 MTIVX MTIVX NNP cord-296717-ay4wcmk3 299 16 , , , cord-296717-ay4wcmk3 299 17 compared compare VBN cord-296717-ay4wcmk3 299 18 with with IN cord-296717-ay4wcmk3 299 19 other other JJ cord-296717-ay4wcmk3 299 20 periods period NNS cord-296717-ay4wcmk3 299 21 . . . cord-296717-ay4wcmk3 300 1 For for IN cord-296717-ay4wcmk3 300 2 Equation equation NN cord-296717-ay4wcmk3 300 3 ( ( -LRB- cord-296717-ay4wcmk3 300 4 22 22 CD cord-296717-ay4wcmk3 300 5 ) ) -RRB- cord-296717-ay4wcmk3 300 6 , , , cord-296717-ay4wcmk3 300 7 the the DT cord-296717-ay4wcmk3 300 8 results result NNS cord-296717-ay4wcmk3 300 9 suggest suggest VBP cord-296717-ay4wcmk3 300 10 current current JJ cord-296717-ay4wcmk3 300 11 sentiment sentiment NN cord-296717-ay4wcmk3 300 12 influence influence NN cord-296717-ay4wcmk3 300 13 iVX ivx XX cord-296717-ay4wcmk3 300 14 most most RBS cord-296717-ay4wcmk3 300 15 strongly strongly RB cord-296717-ay4wcmk3 300 16 . . . cord-296717-ay4wcmk3 301 1 These these DT cord-296717-ay4wcmk3 301 2 inferences inference NNS cord-296717-ay4wcmk3 301 3 indicate indicate VBP cord-296717-ay4wcmk3 301 4 iVX ivx CD cord-296717-ay4wcmk3 301 5 and and CC cord-296717-ay4wcmk3 301 6 its -PRON- PRP$ cord-296717-ay4wcmk3 301 7 low low JJ cord-296717-ay4wcmk3 301 8 - - HYPH cord-296717-ay4wcmk3 301 9 frequency frequency NN cord-296717-ay4wcmk3 301 10 component component NN cord-296717-ay4wcmk3 301 11 can can MD cord-296717-ay4wcmk3 301 12 reflect reflect VB cord-296717-ay4wcmk3 301 13 investors investor NNS cord-296717-ay4wcmk3 301 14 ' ' POS cord-296717-ay4wcmk3 301 15 sentiment sentiment NN cord-296717-ay4wcmk3 301 16 simultaneously simultaneously RB cord-296717-ay4wcmk3 301 17 . . . cord-296717-ay4wcmk3 302 1 Note note VB cord-296717-ay4wcmk3 302 2 : : : cord-296717-ay4wcmk3 303 1 * * NFP cord-296717-ay4wcmk3 303 2 * * NFP cord-296717-ay4wcmk3 303 3 * * NFP cord-296717-ay4wcmk3 303 4 , , . cord-296717-ay4wcmk3 304 1 * * NFP cord-296717-ay4wcmk3 304 2 * * NFP cord-296717-ay4wcmk3 304 3 , , , cord-296717-ay4wcmk3 305 1 and and CC cord-296717-ay4wcmk3 305 2 * * NFP cord-296717-ay4wcmk3 305 3 denote denote VB cord-296717-ay4wcmk3 305 4 rejection rejection NN cord-296717-ay4wcmk3 305 5 of of IN cord-296717-ay4wcmk3 305 6 the the DT cord-296717-ay4wcmk3 305 7 null null JJ cord-296717-ay4wcmk3 305 8 hypothesis hypothesis NN cord-296717-ay4wcmk3 305 9 at at IN cord-296717-ay4wcmk3 305 10 the the DT cord-296717-ay4wcmk3 305 11 1 1 CD cord-296717-ay4wcmk3 305 12 % % NN cord-296717-ay4wcmk3 305 13 , , , cord-296717-ay4wcmk3 305 14 5 5 CD cord-296717-ay4wcmk3 305 15 % % NN cord-296717-ay4wcmk3 305 16 and and CC cord-296717-ay4wcmk3 305 17 10 10 CD cord-296717-ay4wcmk3 305 18 % % NN cord-296717-ay4wcmk3 305 19 significance significance NN cord-296717-ay4wcmk3 305 20 levels level NNS cord-296717-ay4wcmk3 305 21 , , , cord-296717-ay4wcmk3 305 22 respectively respectively RB cord-296717-ay4wcmk3 305 23 . . . cord-296717-ay4wcmk3 306 1 At at IN cord-296717-ay4wcmk3 306 2 the the DT cord-296717-ay4wcmk3 306 3 meso meso NN cord-296717-ay4wcmk3 306 4 level level NN cord-296717-ay4wcmk3 306 5 , , , cord-296717-ay4wcmk3 306 6 we -PRON- PRP cord-296717-ay4wcmk3 306 7 test test VBP cord-296717-ay4wcmk3 306 8 weekly weekly RB cord-296717-ay4wcmk3 306 9 iVX ivx XX cord-296717-ay4wcmk3 307 1 ( ( -LRB- cord-296717-ay4wcmk3 307 2 WIVX WIVX NNP cord-296717-ay4wcmk3 307 3 ) ) -RRB- cord-296717-ay4wcmk3 307 4 , , , cord-296717-ay4wcmk3 307 5 average average JJ cord-296717-ay4wcmk3 307 6 strike strike NN cord-296717-ay4wcmk3 307 7 price price NN cord-296717-ay4wcmk3 307 8 ( ( -LRB- cord-296717-ay4wcmk3 307 9 WSP WSP NNP cord-296717-ay4wcmk3 307 10 ) ) -RRB- cord-296717-ay4wcmk3 307 11 , , , cord-296717-ay4wcmk3 307 12 Shibor Shibor NNP cord-296717-ay4wcmk3 307 13 1-year 1-year CD cord-296717-ay4wcmk3 307 14 rate rate NN cord-296717-ay4wcmk3 307 15 ( ( -LRB- cord-296717-ay4wcmk3 307 16 WSR WSR NNP cord-296717-ay4wcmk3 307 17 ) ) -RRB- cord-296717-ay4wcmk3 307 18 and and CC cord-296717-ay4wcmk3 307 19 their -PRON- PRP$ cord-296717-ay4wcmk3 307 20 first first JJ cord-296717-ay4wcmk3 307 21 differences difference NNS cord-296717-ay4wcmk3 307 22 ( ( -LRB- cord-296717-ay4wcmk3 307 23 which which WDT cord-296717-ay4wcmk3 307 24 are be VBP cord-296717-ay4wcmk3 307 25 denoted denote VBN cord-296717-ay4wcmk3 307 26 as as IN cord-296717-ay4wcmk3 307 27 DWIVX DWIVX NNP cord-296717-ay4wcmk3 307 28 , , , cord-296717-ay4wcmk3 307 29 DWSP DWSP NNP cord-296717-ay4wcmk3 307 30 and and CC cord-296717-ay4wcmk3 307 31 DWSR DWSR NNP cord-296717-ay4wcmk3 307 32 , , , cord-296717-ay4wcmk3 307 33 respectively respectively RB cord-296717-ay4wcmk3 307 34 ) ) -RRB- cord-296717-ay4wcmk3 307 35 , , , cord-296717-ay4wcmk3 307 36 as as RB cord-296717-ay4wcmk3 307 37 well well RB cord-296717-ay4wcmk3 307 38 as as IN cord-296717-ay4wcmk3 307 39 MeSI MeSI NNP cord-296717-ay4wcmk3 307 40 and and CC cord-296717-ay4wcmk3 307 41 weekly weekly JJ cord-296717-ay4wcmk3 307 42 LIVX(WLIVX LIVX(WLIVX NNP cord-296717-ay4wcmk3 307 43 ) ) -RRB- cord-296717-ay4wcmk3 307 44 . . . cord-296717-ay4wcmk3 308 1 Table table NN cord-296717-ay4wcmk3 308 2 12 12 CD cord-296717-ay4wcmk3 308 3 reports report NNS cord-296717-ay4wcmk3 308 4 summary summary NN cord-296717-ay4wcmk3 308 5 statistics statistic NNS cord-296717-ay4wcmk3 308 6 for for IN cord-296717-ay4wcmk3 308 7 the the DT cord-296717-ay4wcmk3 308 8 variables variable NNS cord-296717-ay4wcmk3 308 9 . . . cord-296717-ay4wcmk3 309 1 Table table NN cord-296717-ay4wcmk3 309 2 13 13 CD cord-296717-ay4wcmk3 309 3 reports report VBZ cord-296717-ay4wcmk3 309 4 the the DT cord-296717-ay4wcmk3 309 5 estimations estimation NNS cord-296717-ay4wcmk3 309 6 . . . cord-296717-ay4wcmk3 310 1 It -PRON- PRP cord-296717-ay4wcmk3 310 2 shows show VBZ cord-296717-ay4wcmk3 310 3 that that IN cord-296717-ay4wcmk3 310 4 current current JJ cord-296717-ay4wcmk3 310 5 sentiment sentiment NN cord-296717-ay4wcmk3 310 6 can can MD cord-296717-ay4wcmk3 310 7 not not RB cord-296717-ay4wcmk3 310 8 effectively effectively RB cord-296717-ay4wcmk3 310 9 affect affect VB cord-296717-ay4wcmk3 310 10 iVX ivx XX cord-296717-ay4wcmk3 310 11 or or CC cord-296717-ay4wcmk3 310 12 its -PRON- PRP$ cord-296717-ay4wcmk3 310 13 component component NN cord-296717-ay4wcmk3 310 14 . . . cord-296717-ay4wcmk3 311 1 For for IN cord-296717-ay4wcmk3 311 2 both both CC cord-296717-ay4wcmk3 311 3 WLIVX WLIVX NNP cord-296717-ay4wcmk3 311 4 and and CC cord-296717-ay4wcmk3 311 5 iVX ivx XX cord-296717-ay4wcmk3 311 6 , , , cord-296717-ay4wcmk3 311 7 first first JJ cord-296717-ay4wcmk3 311 8 - - HYPH cord-296717-ay4wcmk3 311 9 order order NN cord-296717-ay4wcmk3 311 10 lagging lagging JJ cord-296717-ay4wcmk3 311 11 sentiment sentiment NN cord-296717-ay4wcmk3 311 12 has have VBZ cord-296717-ay4wcmk3 311 13 the the DT cord-296717-ay4wcmk3 311 14 significantly significantly RB cord-296717-ay4wcmk3 311 15 negative negative JJ cord-296717-ay4wcmk3 311 16 impact impact NN cord-296717-ay4wcmk3 311 17 . . . cord-296717-ay4wcmk3 312 1 Thus thus RB cord-296717-ay4wcmk3 312 2 , , , cord-296717-ay4wcmk3 312 3 iVX iVX NNP cord-296717-ay4wcmk3 312 4 and and CC cord-296717-ay4wcmk3 312 5 its -PRON- PRP$ cord-296717-ay4wcmk3 312 6 medium medium JJ cord-296717-ay4wcmk3 312 7 - - HYPH cord-296717-ay4wcmk3 312 8 frequency frequency NN cord-296717-ay4wcmk3 312 9 component component NN cord-296717-ay4wcmk3 312 10 represent represent VBP cord-296717-ay4wcmk3 312 11 previous previous JJ cord-296717-ay4wcmk3 312 12 sentiment sentiment NN cord-296717-ay4wcmk3 312 13 , , , cord-296717-ay4wcmk3 312 14 consistent consistent JJ cord-296717-ay4wcmk3 312 15 with with IN cord-296717-ay4wcmk3 312 16 our -PRON- PRP$ cord-296717-ay4wcmk3 312 17 conclusions conclusion NNS cord-296717-ay4wcmk3 312 18 . . . cord-296717-ay4wcmk3 313 1 Note note VB cord-296717-ay4wcmk3 313 2 : : : cord-296717-ay4wcmk3 314 1 * * NFP cord-296717-ay4wcmk3 314 2 * * NFP cord-296717-ay4wcmk3 314 3 * * NFP cord-296717-ay4wcmk3 314 4 , , . cord-296717-ay4wcmk3 315 1 * * NFP cord-296717-ay4wcmk3 315 2 * * NFP cord-296717-ay4wcmk3 315 3 , , , cord-296717-ay4wcmk3 316 1 and and CC cord-296717-ay4wcmk3 316 2 * * NFP cord-296717-ay4wcmk3 316 3 denote denote VB cord-296717-ay4wcmk3 316 4 rejection rejection NN cord-296717-ay4wcmk3 316 5 of of IN cord-296717-ay4wcmk3 316 6 the the DT cord-296717-ay4wcmk3 316 7 null null JJ cord-296717-ay4wcmk3 316 8 hypothesis hypothesis NN cord-296717-ay4wcmk3 316 9 at at IN cord-296717-ay4wcmk3 316 10 the the DT cord-296717-ay4wcmk3 316 11 1 1 CD cord-296717-ay4wcmk3 316 12 % % NN cord-296717-ay4wcmk3 316 13 , , , cord-296717-ay4wcmk3 316 14 5 5 CD cord-296717-ay4wcmk3 316 15 % % NN cord-296717-ay4wcmk3 316 16 and and CC cord-296717-ay4wcmk3 316 17 10 10 CD cord-296717-ay4wcmk3 316 18 % % NN cord-296717-ay4wcmk3 316 19 significance significance NN cord-296717-ay4wcmk3 316 20 levels level NNS cord-296717-ay4wcmk3 316 21 , , , cord-296717-ay4wcmk3 316 22 respectively respectively RB cord-296717-ay4wcmk3 316 23 . . . cord-296717-ay4wcmk3 317 1 We -PRON- PRP cord-296717-ay4wcmk3 317 2 define define VBP cord-296717-ay4wcmk3 317 3 the the DT cord-296717-ay4wcmk3 317 4 regression regression NN cord-296717-ay4wcmk3 317 5 model model NN cord-296717-ay4wcmk3 317 6 as as IN cord-296717-ay4wcmk3 317 7 the the DT cord-296717-ay4wcmk3 317 8 following following JJ cord-296717-ay4wcmk3 317 9 way way NN cord-296717-ay4wcmk3 317 10 : : : cord-296717-ay4wcmk3 317 11 _SP cord-296717-ay4wcmk3 317 12 We -PRON- PRP cord-296717-ay4wcmk3 317 13 estimate estimate VB cord-296717-ay4wcmk3 317 14 the the DT cord-296717-ay4wcmk3 317 15 equations equation NNS cord-296717-ay4wcmk3 317 16 , , , cord-296717-ay4wcmk3 317 17 as as IN cord-296717-ay4wcmk3 317 18 shown show VBN cord-296717-ay4wcmk3 317 19 in in IN cord-296717-ay4wcmk3 317 20 Table Table NNP cord-296717-ay4wcmk3 317 21 15 15 CD cord-296717-ay4wcmk3 317 22 . . . cord-296717-ay4wcmk3 318 1 For for IN cord-296717-ay4wcmk3 318 2 Equation equation NN cord-296717-ay4wcmk3 318 3 ( ( -LRB- cord-296717-ay4wcmk3 318 4 25 25 CD cord-296717-ay4wcmk3 318 5 ) ) -RRB- cord-296717-ay4wcmk3 318 6 , , , cord-296717-ay4wcmk3 318 7 only only RB cord-296717-ay4wcmk3 318 8 0 0 CD cord-296717-ay4wcmk3 318 9 1 1 CD cord-296717-ay4wcmk3 318 10 is be VBZ cord-296717-ay4wcmk3 318 11 significantly significantly RB cord-296717-ay4wcmk3 318 12 negative negative JJ cord-296717-ay4wcmk3 318 13 among among IN cord-296717-ay4wcmk3 318 14 1 1 CD cord-296717-ay4wcmk3 318 15 , , , cord-296717-ay4wcmk3 318 16 which which WDT cord-296717-ay4wcmk3 318 17 suggests suggest VBZ cord-296717-ay4wcmk3 318 18 iVX iVX NNP cord-296717-ay4wcmk3 318 19 reveals reveal VBZ cord-296717-ay4wcmk3 318 20 more more RBR cord-296717-ay4wcmk3 318 21 the the DT cord-296717-ay4wcmk3 318 22 current current JJ cord-296717-ay4wcmk3 318 23 J J NNP cord-296717-ay4wcmk3 318 24 o o NN cord-296717-ay4wcmk3 318 25 u u NN cord-296717-ay4wcmk3 318 26 r r NN cord-296717-ay4wcmk3 318 27 n n NN cord-296717-ay4wcmk3 318 28 a a DT cord-296717-ay4wcmk3 318 29 l l NN cord-296717-ay4wcmk3 318 30 P p NN cord-296717-ay4wcmk3 318 31 r r NN cord-296717-ay4wcmk3 318 32 e e NN cord-296717-ay4wcmk3 318 33 -p -p NN cord-296717-ay4wcmk3 318 34 r r NN cord-296717-ay4wcmk3 318 35 o o NN cord-296717-ay4wcmk3 318 36 o o NN cord-296717-ay4wcmk3 318 37 f f NN cord-296717-ay4wcmk3 318 38 sentiment sentiment NN cord-296717-ay4wcmk3 318 39 . . . cord-296717-ay4wcmk3 319 1 Although although IN cord-296717-ay4wcmk3 319 2 2 2 CD cord-296717-ay4wcmk3 319 3 1 1 CD cord-296717-ay4wcmk3 319 4 and and CC cord-296717-ay4wcmk3 319 5 3 3 CD cord-296717-ay4wcmk3 319 6 1 1 CD cord-296717-ay4wcmk3 319 7 are be VBP cord-296717-ay4wcmk3 319 8 significantly significantly RB cord-296717-ay4wcmk3 319 9 positive positive JJ cord-296717-ay4wcmk3 319 10 , , , cord-296717-ay4wcmk3 319 11 but but CC cord-296717-ay4wcmk3 319 12 the the DT cord-296717-ay4wcmk3 319 13 sum sum NN cord-296717-ay4wcmk3 319 14 of of IN cord-296717-ay4wcmk3 319 15 all all PDT cord-296717-ay4wcmk3 319 16 the the DT cord-296717-ay4wcmk3 319 17 coefficients coefficient NNS cord-296717-ay4wcmk3 319 18 on on IN cord-296717-ay4wcmk3 319 19 sentiment sentiment NN cord-296717-ay4wcmk3 319 20 is be VBZ cord-296717-ay4wcmk3 319 21 negative negative JJ cord-296717-ay4wcmk3 319 22 , , , cord-296717-ay4wcmk3 319 23 which which WDT cord-296717-ay4wcmk3 319 24 means mean VBZ cord-296717-ay4wcmk3 319 25 iVX iVX NNP cord-296717-ay4wcmk3 319 26 can can MD cord-296717-ay4wcmk3 319 27 reflect reflect VB cord-296717-ay4wcmk3 319 28 investor investor NN cord-296717-ay4wcmk3 319 29 sentiment sentiment NN cord-296717-ay4wcmk3 319 30 . . . cord-296717-ay4wcmk3 320 1 For for IN cord-296717-ay4wcmk3 320 2 Equation equation NN cord-296717-ay4wcmk3 320 3 ( ( -LRB- cord-296717-ay4wcmk3 320 4 26 26 CD cord-296717-ay4wcmk3 320 5 ) ) -RRB- cord-296717-ay4wcmk3 320 6 , , , cord-296717-ay4wcmk3 320 7 0 0 CD cord-296717-ay4wcmk3 320 8 2 2 CD cord-296717-ay4wcmk3 320 9 is be VBZ cord-296717-ay4wcmk3 320 10 negatively negatively RB cord-296717-ay4wcmk3 320 11 larger large JJR cord-296717-ay4wcmk3 320 12 than than IN cord-296717-ay4wcmk3 320 13 1 1 CD cord-296717-ay4wcmk3 320 14 2 2 CD cord-296717-ay4wcmk3 320 15 . . . cord-296717-ay4wcmk3 321 1 Note note VB cord-296717-ay4wcmk3 321 2 : : : cord-296717-ay4wcmk3 322 1 * * NFP cord-296717-ay4wcmk3 322 2 * * NFP cord-296717-ay4wcmk3 322 3 * * NFP cord-296717-ay4wcmk3 322 4 , , . cord-296717-ay4wcmk3 323 1 * * NFP cord-296717-ay4wcmk3 323 2 * * NFP cord-296717-ay4wcmk3 323 3 , , , cord-296717-ay4wcmk3 324 1 and and CC cord-296717-ay4wcmk3 324 2 * * NFP cord-296717-ay4wcmk3 324 3 denote denote VB cord-296717-ay4wcmk3 324 4 rejection rejection NN cord-296717-ay4wcmk3 324 5 of of IN cord-296717-ay4wcmk3 324 6 the the DT cord-296717-ay4wcmk3 324 7 null null JJ cord-296717-ay4wcmk3 324 8 hypothesis hypothesis NN cord-296717-ay4wcmk3 324 9 at at IN cord-296717-ay4wcmk3 324 10 the the DT cord-296717-ay4wcmk3 324 11 1 1 CD cord-296717-ay4wcmk3 324 12 % % NN cord-296717-ay4wcmk3 324 13 , , , cord-296717-ay4wcmk3 324 14 5 5 CD cord-296717-ay4wcmk3 324 15 % % NN cord-296717-ay4wcmk3 324 16 and and CC cord-296717-ay4wcmk3 324 17 10 10 CD cord-296717-ay4wcmk3 324 18 % % NN cord-296717-ay4wcmk3 324 19 significance significance NN cord-296717-ay4wcmk3 324 20 levels level NNS cord-296717-ay4wcmk3 324 21 , , , cord-296717-ay4wcmk3 324 22 respectively respectively RB cord-296717-ay4wcmk3 324 23 . . . cord-296717-ay4wcmk3 325 1 After after IN cord-296717-ay4wcmk3 325 2 discussing discuss VBG cord-296717-ay4wcmk3 325 3 iVX ivx XX cord-296717-ay4wcmk3 325 4 and and CC cord-296717-ay4wcmk3 325 5 investors investor NNS cord-296717-ay4wcmk3 325 6 ' ' POS cord-296717-ay4wcmk3 325 7 sentiment sentiment NN cord-296717-ay4wcmk3 325 8 at at IN cord-296717-ay4wcmk3 325 9 different different JJ cord-296717-ay4wcmk3 325 10 levels level NNS cord-296717-ay4wcmk3 325 11 , , , cord-296717-ay4wcmk3 325 12 we -PRON- PRP cord-296717-ay4wcmk3 325 13 analyze analyze VBP cord-296717-ay4wcmk3 325 14 its -PRON- PRP$ cord-296717-ay4wcmk3 325 15 representation representation NN cord-296717-ay4wcmk3 325 16 of of IN cord-296717-ay4wcmk3 325 17 common common JJ cord-296717-ay4wcmk3 325 18 sentiment sentiment NN cord-296717-ay4wcmk3 325 19 factor factor NN cord-296717-ay4wcmk3 325 20 ( ( -LRB- cord-296717-ay4wcmk3 325 21 CSF CSF NNP cord-296717-ay4wcmk3 325 22 ) ) -RRB- cord-296717-ay4wcmk3 325 23 . . . cord-296717-ay4wcmk3 326 1 The the DT cord-296717-ay4wcmk3 326 2 factor factor NN cord-296717-ay4wcmk3 326 3 is be VBZ cord-296717-ay4wcmk3 326 4 tested test VBN cord-296717-ay4wcmk3 326 5 stationary stationary JJ cord-296717-ay4wcmk3 326 6 with with IN cord-296717-ay4wcmk3 326 7 ADF ADF NNP cord-296717-ay4wcmk3 326 8 test test NN cord-296717-ay4wcmk3 326 9 of of IN cord-296717-ay4wcmk3 326 10 -6.625 -6.625 NNP cord-296717-ay4wcmk3 326 11 and and CC cord-296717-ay4wcmk3 326 12 PP PP NNP cord-296717-ay4wcmk3 326 13 test test NN cord-296717-ay4wcmk3 326 14 of of IN cord-296717-ay4wcmk3 326 15 -6.427 -6.427 ADD cord-296717-ay4wcmk3 326 16 . . . cord-296717-ay4wcmk3 327 1 The the DT cord-296717-ay4wcmk3 327 2 other other JJ cord-296717-ay4wcmk3 327 3 variables variable NNS cord-296717-ay4wcmk3 327 4 have have VBP cord-296717-ay4wcmk3 327 5 been be VBN cord-296717-ay4wcmk3 327 6 tested test VBN cord-296717-ay4wcmk3 327 7 during during IN cord-296717-ay4wcmk3 327 8 the the DT cord-296717-ay4wcmk3 327 9 previous previous JJ cord-296717-ay4wcmk3 327 10 investigation investigation NN cord-296717-ay4wcmk3 327 11 . . . cord-296717-ay4wcmk3 328 1 Then then RB cord-296717-ay4wcmk3 328 2 we -PRON- PRP cord-296717-ay4wcmk3 328 3 run run VBP cord-296717-ay4wcmk3 328 4 the the DT cord-296717-ay4wcmk3 328 5 following following JJ cord-296717-ay4wcmk3 328 6 regression regression NN cord-296717-ay4wcmk3 328 7 model model NN cord-296717-ay4wcmk3 328 8 : : : cord-296717-ay4wcmk3 329 1 Note note VB cord-296717-ay4wcmk3 329 2 : : : cord-296717-ay4wcmk3 330 1 * * NFP cord-296717-ay4wcmk3 330 2 * * NFP cord-296717-ay4wcmk3 330 3 * * NFP cord-296717-ay4wcmk3 330 4 , , . cord-296717-ay4wcmk3 331 1 * * NFP cord-296717-ay4wcmk3 331 2 * * NFP cord-296717-ay4wcmk3 331 3 , , , cord-296717-ay4wcmk3 332 1 and and CC cord-296717-ay4wcmk3 332 2 * * NFP cord-296717-ay4wcmk3 332 3 denote denote VB cord-296717-ay4wcmk3 332 4 rejection rejection NN cord-296717-ay4wcmk3 332 5 of of IN cord-296717-ay4wcmk3 332 6 the the DT cord-296717-ay4wcmk3 332 7 null null JJ cord-296717-ay4wcmk3 332 8 hypothesis hypothesis NN cord-296717-ay4wcmk3 332 9 at at IN cord-296717-ay4wcmk3 332 10 the the DT cord-296717-ay4wcmk3 332 11 1 1 CD cord-296717-ay4wcmk3 332 12 % % NN cord-296717-ay4wcmk3 332 13 , , , cord-296717-ay4wcmk3 332 14 5 5 CD cord-296717-ay4wcmk3 332 15 % % NN cord-296717-ay4wcmk3 332 16 and and CC cord-296717-ay4wcmk3 332 17 10 10 CD cord-296717-ay4wcmk3 332 18 % % NN cord-296717-ay4wcmk3 332 19 significance significance NN cord-296717-ay4wcmk3 332 20 levels level NNS cord-296717-ay4wcmk3 332 21 , , , cord-296717-ay4wcmk3 332 22 respectively respectively RB cord-296717-ay4wcmk3 332 23 . . . cord-296717-ay4wcmk3 333 1 Table table NN cord-296717-ay4wcmk3 333 2 16 16 CD cord-296717-ay4wcmk3 333 3 shows show VBZ cord-296717-ay4wcmk3 333 4 that that IN cord-296717-ay4wcmk3 333 5 our -PRON- PRP$ cord-296717-ay4wcmk3 333 6 conclusions conclusion NNS cord-296717-ay4wcmk3 333 7 hold hold VBP cord-296717-ay4wcmk3 333 8 , , , cord-296717-ay4wcmk3 333 9 and and CC cord-296717-ay4wcmk3 333 10 only only RB cord-296717-ay4wcmk3 333 11 the the DT cord-296717-ay4wcmk3 333 12 current current JJ cord-296717-ay4wcmk3 333 13 sentiment sentiment NN cord-296717-ay4wcmk3 333 14 can can MD cord-296717-ay4wcmk3 333 15 significantly significantly RB cord-296717-ay4wcmk3 333 16 negatively negatively RB cord-296717-ay4wcmk3 333 17 impact impact NN cord-296717-ay4wcmk3 333 18 iVX ivx NN cord-296717-ay4wcmk3 333 19 . . . cord-296717-ay4wcmk3 334 1 Therefore therefore RB cord-296717-ay4wcmk3 334 2 , , , cord-296717-ay4wcmk3 334 3 the the DT cord-296717-ay4wcmk3 334 4 application application NN cord-296717-ay4wcmk3 334 5 of of IN cord-296717-ay4wcmk3 334 6 ADL ADL NNP cord-296717-ay4wcmk3 334 7 confirms confirm VBZ cord-296717-ay4wcmk3 334 8 our -PRON- PRP$ cord-296717-ay4wcmk3 334 9 findings finding NNS cord-296717-ay4wcmk3 334 10 on on IN cord-296717-ay4wcmk3 334 11 iVX iVX NNP cord-296717-ay4wcmk3 334 12 ' ' POS cord-296717-ay4wcmk3 334 13 s s NN cord-296717-ay4wcmk3 334 14 representation representation NN cord-296717-ay4wcmk3 334 15 to to IN cord-296717-ay4wcmk3 334 16 investor investor NN cord-296717-ay4wcmk3 334 17 sentiment sentiment NN cord-296717-ay4wcmk3 334 18 , , , cord-296717-ay4wcmk3 334 19 for for IN cord-296717-ay4wcmk3 334 20 different different JJ cord-296717-ay4wcmk3 334 21 levels level NNS cord-296717-ay4wcmk3 334 22 or or CC cord-296717-ay4wcmk3 334 23 the the DT cord-296717-ay4wcmk3 334 24 common common JJ cord-296717-ay4wcmk3 334 25 sentiment sentiment NN cord-296717-ay4wcmk3 334 26 factor factor NN cord-296717-ay4wcmk3 334 27 . . . cord-296717-ay4wcmk3 335 1 In in IN cord-296717-ay4wcmk3 335 2 this this DT cord-296717-ay4wcmk3 335 3 paper paper NN cord-296717-ay4wcmk3 335 4 , , , cord-296717-ay4wcmk3 335 5 we -PRON- PRP cord-296717-ay4wcmk3 335 6 investigate investigate VBP cord-296717-ay4wcmk3 335 7 whether whether IN cord-296717-ay4wcmk3 335 8 Chinese chinese JJ cord-296717-ay4wcmk3 335 9 volatility volatility NN cord-296717-ay4wcmk3 335 10 index index NN cord-296717-ay4wcmk3 335 11 iVX ivx XX cord-296717-ay4wcmk3 335 12 can can MD cord-296717-ay4wcmk3 335 13 represent represent VB cord-296717-ay4wcmk3 335 14 investor investor NN cord-296717-ay4wcmk3 335 15 sentiment sentiment NN cord-296717-ay4wcmk3 335 16 . . . cord-296717-ay4wcmk3 336 1 Most Most JJS cord-296717-ay4wcmk3 336 2 of of IN cord-296717-ay4wcmk3 336 3 the the DT cord-296717-ay4wcmk3 336 4 previous previous JJ cord-296717-ay4wcmk3 336 5 researches research NNS cord-296717-ay4wcmk3 336 6 treat treat VBP cord-296717-ay4wcmk3 336 7 the the DT cord-296717-ay4wcmk3 336 8 sentiment sentiment NN cord-296717-ay4wcmk3 336 9 representation representation NN cord-296717-ay4wcmk3 336 10 of of IN cord-296717-ay4wcmk3 336 11 the the DT cord-296717-ay4wcmk3 336 12 volatility volatility NN cord-296717-ay4wcmk3 336 13 index index NN cord-296717-ay4wcmk3 336 14 as as IN cord-296717-ay4wcmk3 336 15 a a DT cord-296717-ay4wcmk3 336 16 known know VBN cord-296717-ay4wcmk3 336 17 fact fact NN cord-296717-ay4wcmk3 336 18 , , , cord-296717-ay4wcmk3 336 19 or or CC cord-296717-ay4wcmk3 336 20 only only RB cord-296717-ay4wcmk3 336 21 analyze analyze VB cord-296717-ay4wcmk3 336 22 a a DT cord-296717-ay4wcmk3 336 23 certain certain JJ cord-296717-ay4wcmk3 336 24 level level NN cord-296717-ay4wcmk3 336 25 of of IN cord-296717-ay4wcmk3 336 26 sentiment sentiment NN cord-296717-ay4wcmk3 336 27 . . . cord-296717-ay4wcmk3 337 1 However however RB cord-296717-ay4wcmk3 337 2 , , , cord-296717-ay4wcmk3 337 3 we -PRON- PRP cord-296717-ay4wcmk3 337 4 construct construct VBP cord-296717-ay4wcmk3 337 5 a a DT cord-296717-ay4wcmk3 337 6 three three CD cord-296717-ay4wcmk3 337 7 - - HYPH cord-296717-ay4wcmk3 337 8 dimensional dimensional JJ cord-296717-ay4wcmk3 337 9 investor investor NN cord-296717-ay4wcmk3 337 10 sentiment sentiment NN cord-296717-ay4wcmk3 337 11 measurement measurement NN cord-296717-ay4wcmk3 337 12 system system NN cord-296717-ay4wcmk3 337 13 , , , cord-296717-ay4wcmk3 337 14 and and CC cord-296717-ay4wcmk3 337 15 use use VB cord-296717-ay4wcmk3 337 16 EEMD EEMD NNP cord-296717-ay4wcmk3 337 17 method method NN cord-296717-ay4wcmk3 337 18 to to TO cord-296717-ay4wcmk3 337 19 decompose decompose VB cord-296717-ay4wcmk3 337 20 iVX ivx XX cord-296717-ay4wcmk3 337 21 into into IN cord-296717-ay4wcmk3 337 22 three three CD cord-296717-ay4wcmk3 337 23 components component NNS cord-296717-ay4wcmk3 337 24 , , , cord-296717-ay4wcmk3 337 25 i.e. i.e. FW cord-296717-ay4wcmk3 337 26 short short JJ cord-296717-ay4wcmk3 337 27 - - HYPH cord-296717-ay4wcmk3 337 28 term term NN cord-296717-ay4wcmk3 337 29 fluctuations fluctuation NNS cord-296717-ay4wcmk3 337 30 , , , cord-296717-ay4wcmk3 337 31 medium medium JJ cord-296717-ay4wcmk3 337 32 - - HYPH cord-296717-ay4wcmk3 337 33 term term NN cord-296717-ay4wcmk3 337 34 fluctuations fluctuation NNS cord-296717-ay4wcmk3 337 35 and and CC cord-296717-ay4wcmk3 337 36 long long JJ cord-296717-ay4wcmk3 337 37 - - HYPH cord-296717-ay4wcmk3 337 38 term term NN cord-296717-ay4wcmk3 337 39 trend trend NN cord-296717-ay4wcmk3 337 40 . . . cord-296717-ay4wcmk3 338 1 We -PRON- PRP cord-296717-ay4wcmk3 338 2 study study VBP cord-296717-ay4wcmk3 338 3 the the DT cord-296717-ay4wcmk3 338 4 relationship relationship NN cord-296717-ay4wcmk3 338 5 of of IN cord-296717-ay4wcmk3 338 6 iVX iVX NNP cord-296717-ay4wcmk3 338 7 and and CC cord-296717-ay4wcmk3 338 8 micro micro NNP cord-296717-ay4wcmk3 338 9 , , , cord-296717-ay4wcmk3 338 10 meso meso NNP cord-296717-ay4wcmk3 338 11 and and CC cord-296717-ay4wcmk3 338 12 macro macro JJ cord-296717-ay4wcmk3 338 13 sentiments sentiment NNS cord-296717-ay4wcmk3 338 14 respectively respectively RB cord-296717-ay4wcmk3 338 15 . . . cord-296717-ay4wcmk3 339 1 Further further RB cord-296717-ay4wcmk3 339 2 , , , cord-296717-ay4wcmk3 339 3 in in IN cord-296717-ay4wcmk3 339 4 the the DT cord-296717-ay4wcmk3 339 5 framework framework NN cord-296717-ay4wcmk3 339 6 of of IN cord-296717-ay4wcmk3 339 7 dynamic dynamic JJ cord-296717-ay4wcmk3 339 8 factor factor NN cord-296717-ay4wcmk3 339 9 model model NN cord-296717-ay4wcmk3 339 10 , , , cord-296717-ay4wcmk3 339 11 with with IN cord-296717-ay4wcmk3 339 12 mixed mix VBN cord-296717-ay4wcmk3 339 13 - - HYPH cord-296717-ay4wcmk3 339 14 frequency frequency NN cord-296717-ay4wcmk3 339 15 data datum NNS cord-296717-ay4wcmk3 339 16 , , , cord-296717-ay4wcmk3 339 17 a a DT cord-296717-ay4wcmk3 339 18 common common JJ cord-296717-ay4wcmk3 339 19 sentiment sentiment NN cord-296717-ay4wcmk3 339 20 factor factor NN cord-296717-ay4wcmk3 339 21 is be VBZ cord-296717-ay4wcmk3 339 22 constructed construct VBN cord-296717-ay4wcmk3 339 23 to to TO cord-296717-ay4wcmk3 339 24 verify verify VB cord-296717-ay4wcmk3 339 25 the the DT cord-296717-ay4wcmk3 339 26 representation representation NN cord-296717-ay4wcmk3 339 27 of of IN cord-296717-ay4wcmk3 339 28 iVX iVX NNP cord-296717-ay4wcmk3 339 29 to to IN cord-296717-ay4wcmk3 339 30 mutual mutual JJ cord-296717-ay4wcmk3 339 31 sentiment sentiment NN cord-296717-ay4wcmk3 339 32 . . . cord-296717-ay4wcmk3 340 1 Finally finally RB cord-296717-ay4wcmk3 340 2 , , , cord-296717-ay4wcmk3 340 3 we -PRON- PRP cord-296717-ay4wcmk3 340 4 use use VBP cord-296717-ay4wcmk3 340 5 ADL ADL NNP cord-296717-ay4wcmk3 340 6 to to TO cord-296717-ay4wcmk3 340 7 test test VB cord-296717-ay4wcmk3 340 8 our -PRON- PRP$ cord-296717-ay4wcmk3 340 9 results result NNS cord-296717-ay4wcmk3 340 10 . . . cord-296717-ay4wcmk3 341 1 Our -PRON- PRP$ cord-296717-ay4wcmk3 341 2 findings finding NNS cord-296717-ay4wcmk3 341 3 mainly mainly RB cord-296717-ay4wcmk3 341 4 include include VBP cord-296717-ay4wcmk3 341 5 the the DT cord-296717-ay4wcmk3 341 6 following follow VBG cord-296717-ay4wcmk3 341 7 aspects aspect NNS cord-296717-ay4wcmk3 341 8 : : : cord-296717-ay4wcmk3 342 1 First first RB cord-296717-ay4wcmk3 342 2 , , , cord-296717-ay4wcmk3 342 3 the the DT cord-296717-ay4wcmk3 342 4 iVX iVX NNP cord-296717-ay4wcmk3 342 5 's 's POS cord-296717-ay4wcmk3 342 6 components component NNS cord-296717-ay4wcmk3 342 7 at at IN cord-296717-ay4wcmk3 342 8 the the DT cord-296717-ay4wcmk3 342 9 macro macro NN cord-296717-ay4wcmk3 342 10 , , , cord-296717-ay4wcmk3 342 11 meso meso NNP cord-296717-ay4wcmk3 342 12 , , , cord-296717-ay4wcmk3 342 13 and and CC cord-296717-ay4wcmk3 342 14 micro micro NN cord-296717-ay4wcmk3 342 15 levels level NNS cord-296717-ay4wcmk3 342 16 all all DT cord-296717-ay4wcmk3 342 17 have have VBP cord-296717-ay4wcmk3 342 18 certain certain JJ cord-296717-ay4wcmk3 342 19 ability ability NN cord-296717-ay4wcmk3 342 20 to to TO cord-296717-ay4wcmk3 342 21 represent represent VB cord-296717-ay4wcmk3 342 22 sentiment sentiment NN cord-296717-ay4wcmk3 342 23 . . . cord-296717-ay4wcmk3 343 1 Among among IN cord-296717-ay4wcmk3 343 2 them -PRON- PRP cord-296717-ay4wcmk3 343 3 , , , cord-296717-ay4wcmk3 343 4 the the DT cord-296717-ay4wcmk3 343 5 iVX ivx JJ cord-296717-ay4wcmk3 343 6 decomposition decomposition NN cord-296717-ay4wcmk3 343 7 component component NN cord-296717-ay4wcmk3 343 8 at at IN cord-296717-ay4wcmk3 343 9 the the DT cord-296717-ay4wcmk3 343 10 macro macro JJ cord-296717-ay4wcmk3 343 11 level level NN cord-296717-ay4wcmk3 343 12 has have VBZ cord-296717-ay4wcmk3 343 13 the the DT cord-296717-ay4wcmk3 343 14 strongest strong JJS cord-296717-ay4wcmk3 343 15 ability ability NN cord-296717-ay4wcmk3 343 16 to to TO cord-296717-ay4wcmk3 343 17 represent represent VB cord-296717-ay4wcmk3 343 18 the the DT cord-296717-ay4wcmk3 343 19 current current JJ cord-296717-ay4wcmk3 343 20 sentiment sentiment NN cord-296717-ay4wcmk3 343 21 ; ; : cord-296717-ay4wcmk3 343 22 the the DT cord-296717-ay4wcmk3 343 23 one one CD cord-296717-ay4wcmk3 343 24 at at IN cord-296717-ay4wcmk3 343 25 the the DT cord-296717-ay4wcmk3 343 26 meso meso NN cord-296717-ay4wcmk3 343 27 level level NN cord-296717-ay4wcmk3 343 28 reflects reflect VBZ cord-296717-ay4wcmk3 343 29 the the DT cord-296717-ay4wcmk3 343 30 first first JJ cord-296717-ay4wcmk3 343 31 - - HYPH cord-296717-ay4wcmk3 343 32 order order NN cord-296717-ay4wcmk3 343 33 or or CC cord-296717-ay4wcmk3 343 34 second second JJ cord-296717-ay4wcmk3 343 35 - - HYPH cord-296717-ay4wcmk3 343 36 order order NN cord-296717-ay4wcmk3 343 37 lagging lagging JJ cord-296717-ay4wcmk3 343 38 sentiment sentiment NN cord-296717-ay4wcmk3 343 39 ; ; : cord-296717-ay4wcmk3 343 40 the the DT cord-296717-ay4wcmk3 343 41 one one CD cord-296717-ay4wcmk3 343 42 at at IN cord-296717-ay4wcmk3 343 43 the the DT cord-296717-ay4wcmk3 343 44 micro micro JJ cord-296717-ay4wcmk3 343 45 - - NN cord-296717-ay4wcmk3 343 46 level level NN cord-296717-ay4wcmk3 343 47 can can MD cord-296717-ay4wcmk3 343 48 represent represent VB cord-296717-ay4wcmk3 343 49 the the DT cord-296717-ay4wcmk3 343 50 current current JJ cord-296717-ay4wcmk3 343 51 sentiment sentiment NN cord-296717-ay4wcmk3 343 52 , , , cord-296717-ay4wcmk3 343 53 but but CC cord-296717-ay4wcmk3 343 54 the the DT cord-296717-ay4wcmk3 343 55 effect effect NN cord-296717-ay4wcmk3 343 56 is be VBZ cord-296717-ay4wcmk3 343 57 weak weak JJ cord-296717-ay4wcmk3 343 58 . . . cord-296717-ay4wcmk3 344 1 Overall overall RB cord-296717-ay4wcmk3 344 2 , , , cord-296717-ay4wcmk3 344 3 iVX iVX NNP cord-296717-ay4wcmk3 344 4 tends tend VBZ cord-296717-ay4wcmk3 344 5 to to TO cord-296717-ay4wcmk3 344 6 more more RBR cord-296717-ay4wcmk3 344 7 reflect reflect VB cord-296717-ay4wcmk3 344 8 the the DT cord-296717-ay4wcmk3 344 9 macro macro JJ cord-296717-ay4wcmk3 344 10 sentiment sentiment NN cord-296717-ay4wcmk3 344 11 , , , cord-296717-ay4wcmk3 344 12 yet yet CC cord-296717-ay4wcmk3 344 13 has have VBZ cord-296717-ay4wcmk3 344 14 a a DT cord-296717-ay4wcmk3 344 15 weaker weak JJR cord-296717-ay4wcmk3 344 16 ability ability NN cord-296717-ay4wcmk3 344 17 to to TO cord-296717-ay4wcmk3 344 18 represent represent VB cord-296717-ay4wcmk3 344 19 sentiment sentiment NN cord-296717-ay4wcmk3 344 20 at at IN cord-296717-ay4wcmk3 344 21 meso meso NNP cord-296717-ay4wcmk3 344 22 and and CC cord-296717-ay4wcmk3 344 23 macro macro JJ cord-296717-ay4wcmk3 344 24 levels level NNS cord-296717-ay4wcmk3 344 25 . . . cord-296717-ay4wcmk3 345 1 Second second RB cord-296717-ay4wcmk3 345 2 , , , cord-296717-ay4wcmk3 345 3 this this DT cord-296717-ay4wcmk3 345 4 paper paper NN cord-296717-ay4wcmk3 345 5 finds find VBZ cord-296717-ay4wcmk3 345 6 that that IN cord-296717-ay4wcmk3 345 7 compared compare VBN cord-296717-ay4wcmk3 345 8 with with IN cord-296717-ay4wcmk3 345 9 the the DT cord-296717-ay4wcmk3 345 10 sentiment sentiment NN cord-296717-ay4wcmk3 345 11 index index NN cord-296717-ay4wcmk3 345 12 at at IN cord-296717-ay4wcmk3 345 13 each each DT cord-296717-ay4wcmk3 345 14 level level NN cord-296717-ay4wcmk3 345 15 , , , cord-296717-ay4wcmk3 345 16 the the DT cord-296717-ay4wcmk3 345 17 common common JJ cord-296717-ay4wcmk3 345 18 sentiment sentiment NN cord-296717-ay4wcmk3 345 19 factor factor NN cord-296717-ay4wcmk3 345 20 has have VBZ cord-296717-ay4wcmk3 345 21 a a DT cord-296717-ay4wcmk3 345 22 stronger strong JJR cord-296717-ay4wcmk3 345 23 relationship relationship NN cord-296717-ay4wcmk3 345 24 with with IN cord-296717-ay4wcmk3 345 25 iVX iVX NNP cord-296717-ay4wcmk3 345 26 . . . cord-296717-ay4wcmk3 346 1 This this DT cord-296717-ay4wcmk3 346 2 fact fact NN cord-296717-ay4wcmk3 346 3 implies imply VBZ cord-296717-ay4wcmk3 346 4 that that IN cord-296717-ay4wcmk3 346 5 J J NNP cord-296717-ay4wcmk3 346 6 o o NN cord-296717-ay4wcmk3 346 7 u u NN cord-296717-ay4wcmk3 346 8 r r NN cord-296717-ay4wcmk3 346 9 n n NN cord-296717-ay4wcmk3 346 10 a a DT cord-296717-ay4wcmk3 346 11 l l NN cord-296717-ay4wcmk3 346 12 P p NN cord-296717-ay4wcmk3 346 13 r r NN cord-296717-ay4wcmk3 346 14 e e NN cord-296717-ay4wcmk3 346 15 -p -p NN cord-296717-ay4wcmk3 346 16 r r NN cord-296717-ay4wcmk3 346 17 o o NN cord-296717-ay4wcmk3 346 18 o o NN cord-296717-ay4wcmk3 347 1 f f NNP cord-296717-ay4wcmk3 347 2 iVX iVX NNP cord-296717-ay4wcmk3 347 3 more more RBR cord-296717-ay4wcmk3 347 4 represents represent VBZ cord-296717-ay4wcmk3 347 5 the the DT cord-296717-ay4wcmk3 347 6 mutual mutual JJ cord-296717-ay4wcmk3 347 7 composition composition NN cord-296717-ay4wcmk3 347 8 of of IN cord-296717-ay4wcmk3 347 9 sentiment sentiment NN cord-296717-ay4wcmk3 347 10 at at IN cord-296717-ay4wcmk3 347 11 different different JJ cord-296717-ay4wcmk3 347 12 levels level NNS cord-296717-ay4wcmk3 347 13 , , , cord-296717-ay4wcmk3 347 14 and and CC cord-296717-ay4wcmk3 347 15 iVX iVX NNP cord-296717-ay4wcmk3 347 16 has have VBZ cord-296717-ay4wcmk3 347 17 the the DT cord-296717-ay4wcmk3 347 18 strongest strong JJS cord-296717-ay4wcmk3 347 19 correlation correlation NN cord-296717-ay4wcmk3 347 20 with with IN cord-296717-ay4wcmk3 347 21 the the DT cord-296717-ay4wcmk3 347 22 current current JJ cord-296717-ay4wcmk3 347 23 common common JJ cord-296717-ay4wcmk3 347 24 sentiment sentiment NN cord-296717-ay4wcmk3 347 25 factor factor NN cord-296717-ay4wcmk3 347 26 . . . cord-296717-ay4wcmk3 348 1 Hence hence RB cord-296717-ay4wcmk3 348 2 , , , cord-296717-ay4wcmk3 348 3 we -PRON- PRP cord-296717-ay4wcmk3 348 4 believe believe VBP cord-296717-ay4wcmk3 348 5 that that IN cord-296717-ay4wcmk3 348 6 iVX iVX NNP cord-296717-ay4wcmk3 348 7 can can MD cord-296717-ay4wcmk3 348 8 represent represent VB cord-296717-ay4wcmk3 348 9 mutual mutual JJ cord-296717-ay4wcmk3 348 10 sentiment sentiment NN cord-296717-ay4wcmk3 348 11 of of IN cord-296717-ay4wcmk3 348 12 all all DT cord-296717-ay4wcmk3 348 13 levels level NNS cord-296717-ay4wcmk3 348 14 to to IN cord-296717-ay4wcmk3 348 15 a a DT cord-296717-ay4wcmk3 348 16 certain certain JJ cord-296717-ay4wcmk3 348 17 extent extent NN cord-296717-ay4wcmk3 348 18 . . . cord-296717-ay4wcmk3 349 1 The the DT cord-296717-ay4wcmk3 349 2 underlying underlie VBG cord-296717-ay4wcmk3 349 3 asset asset NN cord-296717-ay4wcmk3 349 4 of of IN cord-296717-ay4wcmk3 349 5 iVX iVX NNP cord-296717-ay4wcmk3 349 6 is be VBZ cord-296717-ay4wcmk3 349 7 Shanghai Shanghai NNP cord-296717-ay4wcmk3 349 8 50ETF 50etf CD cord-296717-ay4wcmk3 349 9 option option NN cord-296717-ay4wcmk3 349 10 , , , cord-296717-ay4wcmk3 349 11 and and CC cord-296717-ay4wcmk3 349 12 the the DT cord-296717-ay4wcmk3 349 13 pricing pricing NN cord-296717-ay4wcmk3 349 14 of of IN cord-296717-ay4wcmk3 349 15 option option NN cord-296717-ay4wcmk3 349 16 should should MD cord-296717-ay4wcmk3 349 17 theoretically theoretically RB cord-296717-ay4wcmk3 349 18 reflect reflect VB cord-296717-ay4wcmk3 349 19 the the DT cord-296717-ay4wcmk3 349 20 expectations expectation NNS cord-296717-ay4wcmk3 349 21 and and CC cord-296717-ay4wcmk3 349 22 sentiments sentiment NNS cord-296717-ay4wcmk3 349 23 of of IN cord-296717-ay4wcmk3 349 24 investors investor NNS cord-296717-ay4wcmk3 349 25 . . . cord-296717-ay4wcmk3 350 1 That that DT cord-296717-ay4wcmk3 350 2 is be VBZ cord-296717-ay4wcmk3 350 3 confirmed confirm VBN cord-296717-ay4wcmk3 350 4 to to TO cord-296717-ay4wcmk3 350 5 be be VB cord-296717-ay4wcmk3 350 6 effective effective JJ cord-296717-ay4wcmk3 350 7 , , , cord-296717-ay4wcmk3 350 8 for for IN cord-296717-ay4wcmk3 350 9 we -PRON- PRP cord-296717-ay4wcmk3 350 10 have have VBP cord-296717-ay4wcmk3 350 11 verified verify VBN cord-296717-ay4wcmk3 350 12 the the DT cord-296717-ay4wcmk3 350 13 ability ability NN cord-296717-ay4wcmk3 350 14 of of IN cord-296717-ay4wcmk3 350 15 iVX ivx XX cord-296717-ay4wcmk3 350 16 to to TO cord-296717-ay4wcmk3 350 17 represent represent VB cord-296717-ay4wcmk3 350 18 sentiment sentiment NN cord-296717-ay4wcmk3 350 19 in in IN cord-296717-ay4wcmk3 350 20 this this DT cord-296717-ay4wcmk3 350 21 paper paper NN cord-296717-ay4wcmk3 350 22 . . . cord-296717-ay4wcmk3 351 1 Since since IN cord-296717-ay4wcmk3 351 2 Chinese chinese JJ cord-296717-ay4wcmk3 351 3 volatility volatility NN cord-296717-ay4wcmk3 351 4 index index NN cord-296717-ay4wcmk3 351 5 iVX ivx XX cord-296717-ay4wcmk3 351 6 is be VBZ cord-296717-ay4wcmk3 351 7 still still RB cord-296717-ay4wcmk3 351 8 in in IN cord-296717-ay4wcmk3 351 9 its -PRON- PRP$ cord-296717-ay4wcmk3 351 10 infancy infancy NN cord-296717-ay4wcmk3 351 11 , , , cord-296717-ay4wcmk3 351 12 the the DT cord-296717-ay4wcmk3 351 13 empirical empirical JJ cord-296717-ay4wcmk3 351 14 evidence evidence NN cord-296717-ay4wcmk3 351 15 of of IN cord-296717-ay4wcmk3 351 16 this this DT cord-296717-ay4wcmk3 351 17 paper paper NN cord-296717-ay4wcmk3 351 18 would would MD cord-296717-ay4wcmk3 351 19 contribute contribute VB cord-296717-ay4wcmk3 351 20 to to IN cord-296717-ay4wcmk3 351 21 providing provide VBG cord-296717-ay4wcmk3 351 22 a a DT cord-296717-ay4wcmk3 351 23 theoretical theoretical JJ cord-296717-ay4wcmk3 351 24 basis basis NN cord-296717-ay4wcmk3 351 25 for for IN cord-296717-ay4wcmk3 351 26 the the DT cord-296717-ay4wcmk3 351 27 development development NN cord-296717-ay4wcmk3 351 28 of of IN cord-296717-ay4wcmk3 351 29 iVX ivx XX cord-296717-ay4wcmk3 351 30 . . . cord-296717-ay4wcmk3 352 1 Our -PRON- PRP$ cord-296717-ay4wcmk3 352 2 results result NNS cord-296717-ay4wcmk3 352 3 show show VBP cord-296717-ay4wcmk3 352 4 iVX ivx NN cord-296717-ay4wcmk3 352 5 can can MD cord-296717-ay4wcmk3 352 6 comprehensively comprehensively RB cord-296717-ay4wcmk3 352 7 reflect reflect VB cord-296717-ay4wcmk3 352 8 the the DT cord-296717-ay4wcmk3 352 9 sentiment sentiment NN cord-296717-ay4wcmk3 352 10 and and CC cord-296717-ay4wcmk3 352 11 expectations expectation NNS cord-296717-ay4wcmk3 352 12 of of IN cord-296717-ay4wcmk3 352 13 investors investor NNS cord-296717-ay4wcmk3 352 14 on on IN cord-296717-ay4wcmk3 352 15 different different JJ cord-296717-ay4wcmk3 352 16 time time NN cord-296717-ay4wcmk3 352 17 scales scale NNS cord-296717-ay4wcmk3 352 18 . . . cord-296717-ay4wcmk3 353 1 The the DT cord-296717-ay4wcmk3 353 2 measurement measurement NN cord-296717-ay4wcmk3 353 3 of of IN cord-296717-ay4wcmk3 353 4 investor investor NN cord-296717-ay4wcmk3 353 5 sentiment sentiment NN cord-296717-ay4wcmk3 353 6 is be VBZ cord-296717-ay4wcmk3 353 7 complicated complicate VBN cord-296717-ay4wcmk3 353 8 from from IN cord-296717-ay4wcmk3 353 9 the the DT cord-296717-ay4wcmk3 353 10 macro macro JJ cord-296717-ay4wcmk3 353 11 level level NN cord-296717-ay4wcmk3 353 12 to to IN cord-296717-ay4wcmk3 353 13 the the DT cord-296717-ay4wcmk3 353 14 micro micro JJ cord-296717-ay4wcmk3 353 15 level level NN cord-296717-ay4wcmk3 353 16 , , , cord-296717-ay4wcmk3 353 17 while while IN cord-296717-ay4wcmk3 353 18 iVX ivx XX cord-296717-ay4wcmk3 353 19 can can MD cord-296717-ay4wcmk3 353 20 be be VB cord-296717-ay4wcmk3 353 21 calculated calculate VBN cord-296717-ay4wcmk3 353 22 at at IN cord-296717-ay4wcmk3 353 23 high high JJ cord-296717-ay4wcmk3 353 24 frequency frequency NN cord-296717-ay4wcmk3 353 25 . . . cord-296717-ay4wcmk3 354 1 Thus thus RB cord-296717-ay4wcmk3 354 2 , , , cord-296717-ay4wcmk3 354 3 we -PRON- PRP cord-296717-ay4wcmk3 354 4 strongly strongly RB cord-296717-ay4wcmk3 354 5 recommend recommend VBP cord-296717-ay4wcmk3 354 6 resuming resume VBG cord-296717-ay4wcmk3 354 7 the the DT cord-296717-ay4wcmk3 354 8 release release NN cord-296717-ay4wcmk3 354 9 of of IN cord-296717-ay4wcmk3 354 10 iVX ivx XX cord-296717-ay4wcmk3 354 11 . . . cord-296717-ay4wcmk3 355 1 It -PRON- PRP cord-296717-ay4wcmk3 355 2 will will MD cord-296717-ay4wcmk3 355 3 help help VB cord-296717-ay4wcmk3 355 4 investors investor NNS cord-296717-ay4wcmk3 355 5 better well RBR cord-296717-ay4wcmk3 355 6 understand understand VB cord-296717-ay4wcmk3 355 7 the the DT cord-296717-ay4wcmk3 355 8 overall overall JJ cord-296717-ay4wcmk3 355 9 financial financial JJ cord-296717-ay4wcmk3 355 10 market market NN cord-296717-ay4wcmk3 355 11 situation situation NN cord-296717-ay4wcmk3 355 12 , , , cord-296717-ay4wcmk3 355 13 allocate allocate VB cord-296717-ay4wcmk3 355 14 asset asset NN cord-296717-ay4wcmk3 355 15 portfolios portfolio NNS cord-296717-ay4wcmk3 355 16 , , , cord-296717-ay4wcmk3 355 17 and and CC cord-296717-ay4wcmk3 355 18 perform perform VB cord-296717-ay4wcmk3 355 19 risk risk NN cord-296717-ay4wcmk3 355 20 management management NN cord-296717-ay4wcmk3 355 21 , , , cord-296717-ay4wcmk3 355 22 and and CC cord-296717-ay4wcmk3 355 23 is be VBZ cord-296717-ay4wcmk3 355 24 also also RB cord-296717-ay4wcmk3 355 25 beneficial beneficial JJ cord-296717-ay4wcmk3 355 26 for for IN cord-296717-ay4wcmk3 355 27 regulatory regulatory JJ cord-296717-ay4wcmk3 355 28 authorities authority NNS cord-296717-ay4wcmk3 355 29 to to TO cord-296717-ay4wcmk3 355 30 deepen deepen VB cord-296717-ay4wcmk3 355 31 their -PRON- PRP$ cord-296717-ay4wcmk3 355 32 understanding understanding NN cord-296717-ay4wcmk3 355 33 of of IN cord-296717-ay4wcmk3 355 34 changes change NNS cord-296717-ay4wcmk3 355 35 in in IN cord-296717-ay4wcmk3 355 36 the the DT cord-296717-ay4wcmk3 355 37 domestic domestic JJ cord-296717-ay4wcmk3 355 38 financial financial JJ cord-296717-ay4wcmk3 355 39 market market NN cord-296717-ay4wcmk3 355 40 and and CC cord-296717-ay4wcmk3 355 41 effectively effectively RB cord-296717-ay4wcmk3 355 42 conduct conduct VB cord-296717-ay4wcmk3 355 43 financial financial JJ cord-296717-ay4wcmk3 355 44 supervision supervision NN cord-296717-ay4wcmk3 355 45 , , , cord-296717-ay4wcmk3 355 46 so so IN cord-296717-ay4wcmk3 355 47 as as IN cord-296717-ay4wcmk3 355 48 to to TO cord-296717-ay4wcmk3 355 49 achieve achieve VB cord-296717-ay4wcmk3 355 50 the the DT cord-296717-ay4wcmk3 355 51 healthy healthy JJ cord-296717-ay4wcmk3 355 52 and and CC cord-296717-ay4wcmk3 355 53 sustainable sustainable JJ cord-296717-ay4wcmk3 355 54 development development NN cord-296717-ay4wcmk3 355 55 of of IN cord-296717-ay4wcmk3 355 56 the the DT cord-296717-ay4wcmk3 355 57 financial financial JJ cord-296717-ay4wcmk3 355 58 market market NN cord-296717-ay4wcmk3 355 59 and and CC cord-296717-ay4wcmk3 355 60 ensure ensure VB cord-296717-ay4wcmk3 355 61 the the DT cord-296717-ay4wcmk3 355 62 stable stable JJ cord-296717-ay4wcmk3 355 63 operation operation NN cord-296717-ay4wcmk3 355 64 of of IN cord-296717-ay4wcmk3 355 65 the the DT cord-296717-ay4wcmk3 355 66 macroeconomic macroeconomic JJ cord-296717-ay4wcmk3 355 67 system system NN cord-296717-ay4wcmk3 355 68 . . . cord-296717-ay4wcmk3 356 1 Hedging hedge VBG cord-296717-ay4wcmk3 356 2 emerging emerge VBG cord-296717-ay4wcmk3 356 3 market market NN cord-296717-ay4wcmk3 356 4 stock stock NN cord-296717-ay4wcmk3 356 5 prices price NNS cord-296717-ay4wcmk3 356 6 with with IN cord-296717-ay4wcmk3 356 7 oil oil NN cord-296717-ay4wcmk3 356 8 , , , cord-296717-ay4wcmk3 356 9 gold gold NN cord-296717-ay4wcmk3 356 10 , , , cord-296717-ay4wcmk3 356 11 VIX vix NN cord-296717-ay4wcmk3 356 12 , , , cord-296717-ay4wcmk3 356 13 and and CC cord-296717-ay4wcmk3 356 14 bonds bond NNS cord-296717-ay4wcmk3 357 1 : : : cord-296717-ay4wcmk3 357 2 A a DT cord-296717-ay4wcmk3 357 3 comparison comparison NN cord-296717-ay4wcmk3 357 4 between between IN cord-296717-ay4wcmk3 357 5 DCC DCC NNP cord-296717-ay4wcmk3 357 6 , , , cord-296717-ay4wcmk3 357 7 ADCC ADCC NNP cord-296717-ay4wcmk3 357 8 and and CC cord-296717-ay4wcmk3 357 9 GO GO NNP cord-296717-ay4wcmk3 357 10 - - HYPH cord-296717-ay4wcmk3 357 11 GARCH GARCH NNP cord-296717-ay4wcmk3 357 12 Real real JJ cord-296717-ay4wcmk3 357 13 - - HYPH cord-296717-ay4wcmk3 357 14 time time NN cord-296717-ay4wcmk3 357 15 Measurement Measurement NNP cord-296717-ay4wcmk3 357 16 of of IN cord-296717-ay4wcmk3 357 17 Business Business NNP cord-296717-ay4wcmk3 357 18 Conditions Conditions NNPS cord-296717-ay4wcmk3 357 19 Is be VBZ cord-296717-ay4wcmk3 358 1 All all DT cord-296717-ay4wcmk3 358 2 That that DT cord-296717-ay4wcmk3 358 3 Talk talk NN cord-296717-ay4wcmk3 359 1 Just just RB cord-296717-ay4wcmk3 359 2 Noise noise NN cord-296717-ay4wcmk3 359 3 ? ? . cord-296717-ay4wcmk3 360 1 The the DT cord-296717-ay4wcmk3 360 2 Information Information NNP cord-296717-ay4wcmk3 360 3 Content Content NNP cord-296717-ay4wcmk3 360 4 of of IN cord-296717-ay4wcmk3 360 5 Internet Internet NNP cord-296717-ay4wcmk3 360 6 Stock Stock NNP cord-296717-ay4wcmk3 360 7 Message Message NNP cord-296717-ay4wcmk3 360 8 Boards Boards NNP cord-296717-ay4wcmk3 360 9 Persistence Persistence NNP cord-296717-ay4wcmk3 360 10 and and CC cord-296717-ay4wcmk3 360 11 discontinuity discontinuity NN cord-296717-ay4wcmk3 360 12 in in IN cord-296717-ay4wcmk3 360 13 the the DT cord-296717-ay4wcmk3 360 14 VIX VIX NNP cord-296717-ay4wcmk3 360 15 dynamics dynamic NNS cord-296717-ay4wcmk3 360 16 Investor Investor NNP cord-296717-ay4wcmk3 360 17 Sentiment Sentiment NNP cord-296717-ay4wcmk3 360 18 in in IN cord-296717-ay4wcmk3 360 19 the the DT cord-296717-ay4wcmk3 360 20 Stock Stock NNP cord-296717-ay4wcmk3 360 21 Market Market NNP cord-296717-ay4wcmk3 360 22 Global Global NNP cord-296717-ay4wcmk3 360 23 , , , cord-296717-ay4wcmk3 360 24 local local JJ cord-296717-ay4wcmk3 360 25 , , , cord-296717-ay4wcmk3 360 26 and and CC cord-296717-ay4wcmk3 360 27 contagious contagious JJ cord-296717-ay4wcmk3 360 28 investor investor NN cord-296717-ay4wcmk3 360 29 sentiment sentiment NN cord-296717-ay4wcmk3 361 1 A a DT cord-296717-ay4wcmk3 361 2 Look look VB cord-296717-ay4wcmk3 361 3 into into IN cord-296717-ay4wcmk3 361 4 the the DT cord-296717-ay4wcmk3 361 5 Factor Factor NNP cord-296717-ay4wcmk3 361 6 Model Model NNP cord-296717-ay4wcmk3 361 7 Black Black NNP cord-296717-ay4wcmk3 361 8 Box Box NNP cord-296717-ay4wcmk3 361 9 : : : cord-296717-ay4wcmk3 361 10 Publication publication NN cord-296717-ay4wcmk3 361 11 Lags Lags NNPS cord-296717-ay4wcmk3 361 12 and and CC cord-296717-ay4wcmk3 361 13 the the DT cord-296717-ay4wcmk3 361 14 Role role NN cord-296717-ay4wcmk3 361 15 of of IN cord-296717-ay4wcmk3 361 16 Hard Hard NNP cord-296717-ay4wcmk3 361 17 and and CC cord-296717-ay4wcmk3 361 18 Soft Soft NNP cord-296717-ay4wcmk3 361 19 Data Data NNP cord-296717-ay4wcmk3 361 20 in in IN cord-296717-ay4wcmk3 361 21 Forecasting Forecasting NNP cord-296717-ay4wcmk3 361 22 GDP GDP NNP cord-296717-ay4wcmk3 362 1 The the DT cord-296717-ay4wcmk3 362 2 Twitter Twitter NNP cord-296717-ay4wcmk3 362 3 myth myth NN cord-296717-ay4wcmk3 362 4 revisited revisit VBD cord-296717-ay4wcmk3 362 5 : : : cord-296717-ay4wcmk3 362 6 Intraday intraday JJ cord-296717-ay4wcmk3 362 7 investor investor NN cord-296717-ay4wcmk3 362 8 sentiment sentiment NN cord-296717-ay4wcmk3 362 9 , , , cord-296717-ay4wcmk3 362 10 Twitter Twitter NNP cord-296717-ay4wcmk3 362 11 activity activity NN cord-296717-ay4wcmk3 362 12 and and CC cord-296717-ay4wcmk3 362 13 individual individual JJ cord-296717-ay4wcmk3 362 14 - - HYPH cord-296717-ay4wcmk3 362 15 level level NN cord-296717-ay4wcmk3 362 16 stock stock NN cord-296717-ay4wcmk3 362 17 return return NN cord-296717-ay4wcmk3 362 18 volatility volatility NN cord-296717-ay4wcmk3 362 19 Forecasting Forecasting NNP cord-296717-ay4wcmk3 362 20 S&P S&P NNP cord-296717-ay4wcmk3 362 21 100 100 CD cord-296717-ay4wcmk3 362 22 volatility volatility NN cord-296717-ay4wcmk3 362 23 : : : cord-296717-ay4wcmk3 362 24 the the DT cord-296717-ay4wcmk3 362 25 incremental incremental JJ cord-296717-ay4wcmk3 362 26 information information NN cord-296717-ay4wcmk3 362 27 content content NN cord-296717-ay4wcmk3 362 28 of of IN cord-296717-ay4wcmk3 362 29 implied implied JJ cord-296717-ay4wcmk3 362 30 volatilities volatility NNS cord-296717-ay4wcmk3 362 31 and and CC cord-296717-ay4wcmk3 362 32 high high JJ cord-296717-ay4wcmk3 362 33 - - HYPH cord-296717-ay4wcmk3 362 34 frequency frequency NN cord-296717-ay4wcmk3 362 35 index index NN cord-296717-ay4wcmk3 362 36 returns[M]//Handbook returns[m]//handbook CD cord-296717-ay4wcmk3 362 37 of of IN cord-296717-ay4wcmk3 362 38 Quantitative Quantitative NNP cord-296717-ay4wcmk3 362 39 Finance Finance NNP cord-296717-ay4wcmk3 362 40 and and CC cord-296717-ay4wcmk3 362 41 Risk Risk NNP cord-296717-ay4wcmk3 362 42 Management Management NNP cord-296717-ay4wcmk3 362 43 Modeling Modeling NNP cord-296717-ay4wcmk3 362 44 and and CC cord-296717-ay4wcmk3 362 45 pricing price VBG cord-296717-ay4wcmk3 362 46 long long JJ cord-296717-ay4wcmk3 362 47 memory memory NN cord-296717-ay4wcmk3 362 48 in in IN cord-296717-ay4wcmk3 362 49 stock stock NN cord-296717-ay4wcmk3 362 50 market market NN cord-296717-ay4wcmk3 362 51 volatility volatility NN cord-296717-ay4wcmk3 363 1 The the DT cord-296717-ay4wcmk3 363 2 Informational Informational NNP cord-296717-ay4wcmk3 363 3 Content Content NNP cord-296717-ay4wcmk3 363 4 of of IN cord-296717-ay4wcmk3 363 5 Implied Implied NNP cord-296717-ay4wcmk3 363 6 Volatility Volatility NNP cord-296717-ay4wcmk3 364 1 On on IN cord-296717-ay4wcmk3 364 2 asymmetric asymmetric JJ cord-296717-ay4wcmk3 364 3 relationship relationship NN cord-296717-ay4wcmk3 364 4 of of IN cord-296717-ay4wcmk3 364 5 India India NNP cord-296717-ay4wcmk3 364 6 volatility volatility NN cord-296717-ay4wcmk3 364 7 index index NN cord-296717-ay4wcmk3 364 8 ( ( -LRB- cord-296717-ay4wcmk3 364 9 India India NNP cord-296717-ay4wcmk3 364 10 VIX VIX NNP cord-296717-ay4wcmk3 364 11 ) ) -RRB- cord-296717-ay4wcmk3 364 12 with with IN cord-296717-ay4wcmk3 364 13 stock stock NN cord-296717-ay4wcmk3 364 14 market market NN cord-296717-ay4wcmk3 364 15 return return NN cord-296717-ay4wcmk3 364 16 and and CC cord-296717-ay4wcmk3 364 17 risk risk NN cord-296717-ay4wcmk3 364 18 management management NN cord-296717-ay4wcmk3 365 1 The the DT cord-296717-ay4wcmk3 365 2 Hasty Hasty NNP cord-296717-ay4wcmk3 365 3 Wisdom Wisdom NNP cord-296717-ay4wcmk3 365 4 of of IN cord-296717-ay4wcmk3 365 5 the the DT cord-296717-ay4wcmk3 365 6 Mob mob NN cord-296717-ay4wcmk3 366 1 : : : cord-296717-ay4wcmk3 366 2 How how WRB cord-296717-ay4wcmk3 366 3 Market Market NNP cord-296717-ay4wcmk3 366 4 Sentiment Sentiment NNP cord-296717-ay4wcmk3 366 5 Predicts predict VBZ cord-296717-ay4wcmk3 366 6 Stock Stock NNP cord-296717-ay4wcmk3 366 7 Market Market NNP cord-296717-ay4wcmk3 366 8 Behavior Behavior NNP cord-296717-ay4wcmk3 366 9 International international JJ cord-296717-ay4wcmk3 366 10 volatility volatility NN cord-296717-ay4wcmk3 366 11 risk risk NN cord-296717-ay4wcmk3 366 12 and and CC cord-296717-ay4wcmk3 366 13 Chinese chinese JJ cord-296717-ay4wcmk3 366 14 stock stock NN cord-296717-ay4wcmk3 366 15 return return NN cord-296717-ay4wcmk3 366 16 predictability predictability NN cord-296717-ay4wcmk3 367 1 Does do VBZ cord-296717-ay4wcmk3 367 2 VIX VIX NNP cord-296717-ay4wcmk3 367 3 truly truly RB cord-296717-ay4wcmk3 367 4 Measure measure VB cord-296717-ay4wcmk3 367 5 Return return NN cord-296717-ay4wcmk3 367 6 Volatility Volatility NNP cord-296717-ay4wcmk3 367 7 Volatility volatility NN cord-296717-ay4wcmk3 367 8 Clustering Clustering NNP cord-296717-ay4wcmk3 367 9 in in IN cord-296717-ay4wcmk3 367 10 Financial Financial NNP cord-296717-ay4wcmk3 367 11 Markets Markets NNPS cord-296717-ay4wcmk3 367 12 : : : cord-296717-ay4wcmk3 368 1 Empirical empirical JJ cord-296717-ay4wcmk3 368 2 Facts Facts NNPS cord-296717-ay4wcmk3 368 3 and and CC cord-296717-ay4wcmk3 368 4 Agent Agent NNP cord-296717-ay4wcmk3 368 5 - - HYPH cord-296717-ay4wcmk3 368 6 Based Based NNP cord-296717-ay4wcmk3 368 7 Models Models NNPS cord-296717-ay4wcmk3 368 8 Support Support NNP cord-296717-ay4wcmk3 368 9 - - HYPH cord-296717-ay4wcmk3 368 10 Vector vector NN cord-296717-ay4wcmk3 368 11 Networks Networks NNP cord-296717-ay4wcmk3 369 1 The the DT cord-296717-ay4wcmk3 369 2 sum sum NN cord-296717-ay4wcmk3 369 3 of of IN cord-296717-ay4wcmk3 369 4 all all DT cord-296717-ay4wcmk3 369 5 FEARS fear NNS cord-296717-ay4wcmk3 369 6 investor investor NN cord-296717-ay4wcmk3 369 7 sentiment sentiment NN cord-296717-ay4wcmk3 369 8 and and CC cord-296717-ay4wcmk3 369 9 asset asset NN cord-296717-ay4wcmk3 369 10 prices price NNS cord-296717-ay4wcmk3 369 11 Amazon Amazon NNP cord-296717-ay4wcmk3 369 12 : : : cord-296717-ay4wcmk3 369 13 Sentiment Sentiment NNP cord-296717-ay4wcmk3 369 14 Extraction Extraction NNP cord-296717-ay4wcmk3 369 15 from from IN cord-296717-ay4wcmk3 369 16 Small Small NNP cord-296717-ay4wcmk3 369 17 Talk Talk NNP cord-296717-ay4wcmk3 369 18 on on IN cord-296717-ay4wcmk3 369 19 the the DT cord-296717-ay4wcmk3 369 20 Web web NN cord-296717-ay4wcmk3 369 21 Derivatives Derivatives NNPS cord-296717-ay4wcmk3 369 22 on on IN cord-296717-ay4wcmk3 369 23 Market Market NNP cord-296717-ay4wcmk3 369 24 Volatility Volatility NNP cord-296717-ay4wcmk3 369 25 and and CC cord-296717-ay4wcmk3 369 26 the the DT cord-296717-ay4wcmk3 369 27 Information Information NNP cord-296717-ay4wcmk3 369 28 Content Content NNP cord-296717-ay4wcmk3 369 29 of of IN cord-296717-ay4wcmk3 369 30 Stock Stock NNP cord-296717-ay4wcmk3 369 31 Index Index NNP cord-296717-ay4wcmk3 369 32 Options Options NNPS cord-296717-ay4wcmk3 369 33 Support Support NNP cord-296717-ay4wcmk3 369 34 Vector Vector NNP cord-296717-ay4wcmk3 369 35 Machines Machines NNPS cord-296717-ay4wcmk3 369 36 : : : cord-296717-ay4wcmk3 370 1 Optimization Optimization NNP cord-296717-ay4wcmk3 370 2 Based Based NNP cord-296717-ay4wcmk3 370 3 Theory Theory NNP cord-296717-ay4wcmk3 370 4 , , , cord-296717-ay4wcmk3 370 5 Algorithms Algorithms NNP cord-296717-ay4wcmk3 370 6 , , , cord-296717-ay4wcmk3 370 7 and and CC cord-296717-ay4wcmk3 370 8 Extensions Extensions NNPS cord-296717-ay4wcmk3 370 9 Asymmetric Asymmetric NNP cord-296717-ay4wcmk3 370 10 Pricing Pricing NNP cord-296717-ay4wcmk3 370 11 of of IN cord-296717-ay4wcmk3 370 12 Implied Implied NNP cord-296717-ay4wcmk3 370 13 Systematic Systematic NNP cord-296717-ay4wcmk3 370 14 Volatility Volatility NNP cord-296717-ay4wcmk3 370 15 in in IN cord-296717-ay4wcmk3 370 16 the the DT cord-296717-ay4wcmk3 370 17 Cross Cross NNP cord-296717-ay4wcmk3 370 18 - - HYPH cord-296717-ay4wcmk3 370 19 Section Section NNP cord-296717-ay4wcmk3 370 20 of of IN cord-296717-ay4wcmk3 370 21 Expected Expected NNP cord-296717-ay4wcmk3 370 22 Returns return VBZ cord-296717-ay4wcmk3 370 23 A a DT cord-296717-ay4wcmk3 370 24 Simplified Simplified NNP cord-296717-ay4wcmk3 370 25 Pricing Pricing NNP cord-296717-ay4wcmk3 370 26 Model Model NNP cord-296717-ay4wcmk3 370 27 for for IN cord-296717-ay4wcmk3 370 28 Volatility Volatility NNP cord-296717-ay4wcmk3 370 29 Futures Futures NNPS cord-296717-ay4wcmk3 370 30 Predicting Predicting NNP cord-296717-ay4wcmk3 370 31 Stock Stock NNP cord-296717-ay4wcmk3 370 32 Market Market NNP cord-296717-ay4wcmk3 370 33 Volatility volatility NN cord-296717-ay4wcmk3 370 34 : : : cord-296717-ay4wcmk3 370 35 A a DT cord-296717-ay4wcmk3 370 36 New new JJ cord-296717-ay4wcmk3 370 37 Measure measure NN cord-296717-ay4wcmk3 371 1 The the DT cord-296717-ay4wcmk3 371 2 Quality Quality NNP cord-296717-ay4wcmk3 371 3 of of IN cord-296717-ay4wcmk3 371 4 Market Market NNP cord-296717-ay4wcmk3 371 5 Volatility Volatility NNP cord-296717-ay4wcmk3 371 6 Forecasts forecast NNS cord-296717-ay4wcmk3 371 7 Implied imply VBN cord-296717-ay4wcmk3 371 8 by by IN cord-296717-ay4wcmk3 371 9 S&P100 S&P100 NNP cord-296717-ay4wcmk3 371 10 Index Index NNP cord-296717-ay4wcmk3 371 11 Option Option NNP cord-296717-ay4wcmk3 371 12 Prices price NNS cord-296717-ay4wcmk3 371 13 Googling google VBG cord-296717-ay4wcmk3 371 14 Investor Investor NNP cord-296717-ay4wcmk3 371 15 Sentiment Sentiment NNP cord-296717-ay4wcmk3 371 16 around around IN cord-296717-ay4wcmk3 371 17 the the DT cord-296717-ay4wcmk3 371 18 World World NNP cord-296717-ay4wcmk3 371 19 Implied Implied NNP cord-296717-ay4wcmk3 371 20 volatility volatility NN cord-296717-ay4wcmk3 371 21 indices index NNS cord-296717-ay4wcmk3 371 22 as as IN cord-296717-ay4wcmk3 371 23 leading lead VBG cord-296717-ay4wcmk3 371 24 indicators indicator NNS cord-296717-ay4wcmk3 371 25 of of IN cord-296717-ay4wcmk3 371 26 stock stock NN cord-296717-ay4wcmk3 371 27 index index NN cord-296717-ay4wcmk3 371 28 returns return VBZ cord-296717-ay4wcmk3 371 29 The the DT cord-296717-ay4wcmk3 371 30 empirical empirical JJ cord-296717-ay4wcmk3 371 31 mode mode NN cord-296717-ay4wcmk3 371 32 decomposition decomposition NN cord-296717-ay4wcmk3 371 33 and and CC cord-296717-ay4wcmk3 371 34 the the DT cord-296717-ay4wcmk3 371 35 Hilbert Hilbert NNP cord-296717-ay4wcmk3 371 36 spectrum spectrum NN cord-296717-ay4wcmk3 371 37 for for IN cord-296717-ay4wcmk3 371 38 nonlinear nonlinear JJ cord-296717-ay4wcmk3 371 39 and and CC cord-296717-ay4wcmk3 371 40 non non JJ cord-296717-ay4wcmk3 371 41 - - JJ cord-296717-ay4wcmk3 371 42 stationary stationary JJ cord-296717-ay4wcmk3 371 43 time time NN cord-296717-ay4wcmk3 371 44 series series NN cord-296717-ay4wcmk3 371 45 analysis analysis NN cord-296717-ay4wcmk3 371 46 Asymmetric asymmetric JJ cord-296717-ay4wcmk3 371 47 linkages linkage NNS cord-296717-ay4wcmk3 371 48 among among IN cord-296717-ay4wcmk3 371 49 the the DT cord-296717-ay4wcmk3 371 50 fear fear NN cord-296717-ay4wcmk3 371 51 index index NN cord-296717-ay4wcmk3 371 52 and and CC cord-296717-ay4wcmk3 371 53 emerging emerge VBG cord-296717-ay4wcmk3 371 54 market market NN cord-296717-ay4wcmk3 371 55 volatility volatility NN cord-296717-ay4wcmk3 371 56 indices index NNS cord-296717-ay4wcmk3 371 57 Modeling model VBG cord-296717-ay4wcmk3 371 58 the the DT cord-296717-ay4wcmk3 371 59 conditional conditional JJ cord-296717-ay4wcmk3 371 60 distribution distribution NN cord-296717-ay4wcmk3 371 61 of of IN cord-296717-ay4wcmk3 371 62 interest interest NN cord-296717-ay4wcmk3 371 63 rates rate NNS cord-296717-ay4wcmk3 371 64 as as IN cord-296717-ay4wcmk3 371 65 a a DT cord-296717-ay4wcmk3 371 66 regime regime NN cord-296717-ay4wcmk3 371 67 - - HYPH cord-296717-ay4wcmk3 371 68 switching switching NN cord-296717-ay4wcmk3 371 69 process process NN cord-296717-ay4wcmk3 372 1 Forecasting Forecasting NNP cord-296717-ay4wcmk3 372 2 Stock Stock NNP cord-296717-ay4wcmk3 372 3 Return Return NNP cord-296717-ay4wcmk3 372 4 Volatility volatility NN cord-296717-ay4wcmk3 372 5 : : : cord-296717-ay4wcmk3 373 1 A a DT cord-296717-ay4wcmk3 373 2 Comparison comparison NN cord-296717-ay4wcmk3 373 3 of of IN cord-296717-ay4wcmk3 373 4 Garch Garch NNP cord-296717-ay4wcmk3 373 5 , , , cord-296717-ay4wcmk3 373 6 Implied Implied NNP cord-296717-ay4wcmk3 373 7 Volatility Volatility NNP cord-296717-ay4wcmk3 373 8 , , , cord-296717-ay4wcmk3 373 9 and and CC cord-296717-ay4wcmk3 373 10 Realized realize VBD cord-296717-ay4wcmk3 373 11 Volatility Volatility NNP cord-296717-ay4wcmk3 373 12 Models Models NNPS cord-296717-ay4wcmk3 373 13 Estimating Estimating NNP cord-296717-ay4wcmk3 373 14 and and CC cord-296717-ay4wcmk3 373 15 using use VBG cord-296717-ay4wcmk3 373 16 GARCH garch NN cord-296717-ay4wcmk3 373 17 models model NNS cord-296717-ay4wcmk3 373 18 with with IN cord-296717-ay4wcmk3 373 19 VIX VIX NNP cord-296717-ay4wcmk3 373 20 data datum NNS cord-296717-ay4wcmk3 373 21 for for IN cord-296717-ay4wcmk3 373 22 option option NN cord-296717-ay4wcmk3 373 23 valuation valuation NN cord-296717-ay4wcmk3 373 24 Investor Investor NNP cord-296717-ay4wcmk3 373 25 Sentiment Sentiment NNP cord-296717-ay4wcmk3 373 26 from from IN cord-296717-ay4wcmk3 373 27 Internet Internet NNP cord-296717-ay4wcmk3 373 28 Message message NN cord-296717-ay4wcmk3 373 29 Postings Postings NNPS cord-296717-ay4wcmk3 373 30 and and CC cord-296717-ay4wcmk3 373 31 the the DT cord-296717-ay4wcmk3 373 32 Predictability Predictability NNP cord-296717-ay4wcmk3 373 33 of of IN cord-296717-ay4wcmk3 373 34 Stock Stock NNP cord-296717-ay4wcmk3 373 35 Returns Returns NNPS cord-296717-ay4wcmk3 373 36 Computing compute VBG cord-296717-ay4wcmk3 373 37 observation observation NN cord-296717-ay4wcmk3 373 38 weights weight NNS cord-296717-ay4wcmk3 373 39 for for IN cord-296717-ay4wcmk3 373 40 signal signal NN cord-296717-ay4wcmk3 373 41 extraction extraction NN cord-296717-ay4wcmk3 373 42 and and CC cord-296717-ay4wcmk3 373 43 filtering filter VBG cord-296717-ay4wcmk3 373 44 Investor Investor NNP cord-296717-ay4wcmk3 373 45 Sentiment Sentiment NNP cord-296717-ay4wcmk3 373 46 and and CC cord-296717-ay4wcmk3 373 47 the the DT cord-296717-ay4wcmk3 373 48 Closed Closed NNP cord-296717-ay4wcmk3 373 49 - - HYPH cord-296717-ay4wcmk3 373 50 End End NNP cord-296717-ay4wcmk3 373 51 Fund Fund NNP cord-296717-ay4wcmk3 373 52 Puzzle Puzzle NNP cord-296717-ay4wcmk3 373 53 Fault Fault NNP cord-296717-ay4wcmk3 373 54 diagnosis diagnosis NN cord-296717-ay4wcmk3 373 55 of of IN cord-296717-ay4wcmk3 373 56 rotating rotate VBG cord-296717-ay4wcmk3 373 57 machinery machinery NN cord-296717-ay4wcmk3 373 58 using use VBG cord-296717-ay4wcmk3 373 59 an an DT cord-296717-ay4wcmk3 373 60 improved improved JJ cord-296717-ay4wcmk3 373 61 HHT HHT NNP cord-296717-ay4wcmk3 373 62 based base VBN cord-296717-ay4wcmk3 373 63 on on IN cord-296717-ay4wcmk3 373 64 EEMD EEMD NNP cord-296717-ay4wcmk3 373 65 and and CC cord-296717-ay4wcmk3 373 66 sensitive sensitive JJ cord-296717-ay4wcmk3 373 67 IMFs imf NNS cord-296717-ay4wcmk3 373 68 Consumer consumer NN cord-296717-ay4wcmk3 373 69 confidence confidence NN cord-296717-ay4wcmk3 373 70 and and CC cord-296717-ay4wcmk3 373 71 asset asset NN cord-296717-ay4wcmk3 373 72 prices price NNS cord-296717-ay4wcmk3 373 73 : : : cord-296717-ay4wcmk3 373 74 some some DT cord-296717-ay4wcmk3 373 75 empirical empirical JJ cord-296717-ay4wcmk3 373 76 evidence evidence NN cord-296717-ay4wcmk3 373 77 Discovering discover VBG cord-296717-ay4wcmk3 373 78 Public Public NNP cord-296717-ay4wcmk3 373 79 Sentiment Sentiment NNP cord-296717-ay4wcmk3 373 80 in in IN cord-296717-ay4wcmk3 373 81 Social Social NNP cord-296717-ay4wcmk3 373 82 Media Media NNP cord-296717-ay4wcmk3 373 83 for for IN cord-296717-ay4wcmk3 373 84 Predicting Predicting NNP cord-296717-ay4wcmk3 373 85 Stock Stock NNP cord-296717-ay4wcmk3 373 86 Movement Movement NNP cord-296717-ay4wcmk3 373 87 of of IN cord-296717-ay4wcmk3 373 88 Publicly publicly RB cord-296717-ay4wcmk3 373 89 Listed list VBN cord-296717-ay4wcmk3 373 90 Companies Companies NNPS cord-296717-ay4wcmk3 373 91 Volatility Volatility NNP cord-296717-ay4wcmk3 373 92 index index NN cord-296717-ay4wcmk3 373 93 and and CC cord-296717-ay4wcmk3 373 94 the the DT cord-296717-ay4wcmk3 373 95 return return NN cord-296717-ay4wcmk3 373 96 - - HYPH cord-296717-ay4wcmk3 373 97 volatility volatility NN cord-296717-ay4wcmk3 373 98 relation relation NN cord-296717-ay4wcmk3 373 99 : : : cord-296717-ay4wcmk3 373 100 Intraday intraday JJ cord-296717-ay4wcmk3 373 101 evidence evidence NN cord-296717-ay4wcmk3 373 102 from from IN cord-296717-ay4wcmk3 373 103 Chinese chinese JJ cord-296717-ay4wcmk3 373 104 options option NNS cord-296717-ay4wcmk3 373 105 market market NN cord-296717-ay4wcmk3 373 106 Support Support NNP cord-296717-ay4wcmk3 373 107 vector vector NN cord-296717-ay4wcmk3 373 108 machines machine NNS cord-296717-ay4wcmk3 373 109 and and CC cord-296717-ay4wcmk3 373 110 Word2vec word2vec NN cord-296717-ay4wcmk3 373 111 for for IN cord-296717-ay4wcmk3 373 112 text text NN cord-296717-ay4wcmk3 373 113 classification classification NN cord-296717-ay4wcmk3 373 114 with with IN cord-296717-ay4wcmk3 373 115 semantic semantic JJ cord-296717-ay4wcmk3 373 116 features feature NNS cord-296717-ay4wcmk3 374 1 A a DT cord-296717-ay4wcmk3 374 2 Survey Survey NNP cord-296717-ay4wcmk3 374 3 of of IN cord-296717-ay4wcmk3 374 4 Opinion Opinion NNP cord-296717-ay4wcmk3 374 5 Mining Mining NNP cord-296717-ay4wcmk3 374 6 and and CC cord-296717-ay4wcmk3 374 7 Sentiment Sentiment NNP cord-296717-ay4wcmk3 374 8 Analysis Analysis NNP cord-296717-ay4wcmk3 375 1 Understanding understand VBG cord-296717-ay4wcmk3 375 2 Business business NN cord-296717-ay4wcmk3 375 3 Cycles Cycles NNPS cord-296717-ay4wcmk3 376 1 A a DT cord-296717-ay4wcmk3 376 2 COMPLETE complete JJ cord-296717-ay4wcmk3 376 3 ENSEMBLE ensemble NN cord-296717-ay4wcmk3 376 4 EMPIRICAL empirical JJ cord-296717-ay4wcmk3 376 5 MODE mode NN cord-296717-ay4wcmk3 376 6 DECOMPOSITION decomposition NN cord-296717-ay4wcmk3 376 7 WITH with IN cord-296717-ay4wcmk3 377 1 ADAPTIVE ADAPTIVE NNP cord-296717-ay4wcmk3 377 2 A a DT cord-296717-ay4wcmk3 377 3 look look NN cord-296717-ay4wcmk3 377 4 into into IN cord-296717-ay4wcmk3 377 5 the the DT cord-296717-ay4wcmk3 377 6 factor factor NN cord-296717-ay4wcmk3 377 7 model model NN cord-296717-ay4wcmk3 377 8 black black JJ cord-296717-ay4wcmk3 377 9 box box NN cord-296717-ay4wcmk3 377 10 : : : cord-296717-ay4wcmk3 378 1 Publication publication NN cord-296717-ay4wcmk3 378 2 lags lag VBZ cord-296717-ay4wcmk3 378 3 and and CC cord-296717-ay4wcmk3 378 4 the the DT cord-296717-ay4wcmk3 378 5 role role NN cord-296717-ay4wcmk3 378 6 of of IN cord-296717-ay4wcmk3 378 7 hard hard JJ cord-296717-ay4wcmk3 378 8 and and CC cord-296717-ay4wcmk3 378 9 soft soft JJ cord-296717-ay4wcmk3 378 10 data datum NNS cord-296717-ay4wcmk3 378 11 in in IN cord-296717-ay4wcmk3 378 12 forecasting forecast VBG cord-296717-ay4wcmk3 378 13 GDP GDP NNP cord-296717-ay4wcmk3 378 14 Predicting predict VBG cord-296717-ay4wcmk3 378 15 Financial Financial NNP cord-296717-ay4wcmk3 378 16 Volatility Volatility NNP cord-296717-ay4wcmk3 378 17 : : : cord-296717-ay4wcmk3 379 1 High High NNP cord-296717-ay4wcmk3 379 2 Frequency Frequency NNP cord-296717-ay4wcmk3 379 3 Time Time NNP cord-296717-ay4wcmk3 379 4 Series Series NNP cord-296717-ay4wcmk3 379 5 Forecasts Forecasts NNPS cord-296717-ay4wcmk3 379 6 vis vis FW cord-296717-ay4wcmk3 379 7 - - HYPH cord-296717-ay4wcmk3 379 8 à à FW cord-296717-ay4wcmk3 379 9 - - HYPH cord-296717-ay4wcmk3 379 10 vis vis FW cord-296717-ay4wcmk3 379 11 Implied imply VBD cord-296717-ay4wcmk3 379 12 Volatility Volatility NNP cord-296717-ay4wcmk3 379 13 Districted Districted NNP cord-296717-ay4wcmk3 379 14 representations representation NNS cord-296717-ay4wcmk3 379 15 of of IN cord-296717-ay4wcmk3 379 16 words word NNS cord-296717-ay4wcmk3 379 17 and and CC cord-296717-ay4wcmk3 379 18 phrases phrase NNS cord-296717-ay4wcmk3 379 19 and and CC cord-296717-ay4wcmk3 379 20 their -PRON- PRP$ cord-296717-ay4wcmk3 379 21 compositionality compositionality NN cord-296717-ay4wcmk3 379 22 flexible flexible JJ cord-296717-ay4wcmk3 379 23 distributed distribute VBN cord-296717-ay4wcmk3 379 24 lag lag NN cord-296717-ay4wcmk3 379 25 technique technique NN cord-296717-ay4wcmk3 379 26 : : : cord-296717-ay4wcmk3 380 1 The the DT cord-296717-ay4wcmk3 380 2 polynomial polynomial JJ cord-296717-ay4wcmk3 380 3 inverse inverse NN cord-296717-ay4wcmk3 380 4 lag lag NN cord-296717-ay4wcmk3 380 5 Are be VBP cord-296717-ay4wcmk3 380 6 Investors investor NNS cord-296717-ay4wcmk3 380 7 Reluctant reluctant JJ cord-296717-ay4wcmk3 380 8 to to TO cord-296717-ay4wcmk3 380 9 Realize realize VB cord-296717-ay4wcmk3 380 10 Their -PRON- PRP$ cord-296717-ay4wcmk3 380 11 Losses loss NNS cord-296717-ay4wcmk3 380 12 Sentiment Sentiment NNP cord-296717-ay4wcmk3 380 13 and and CC cord-296717-ay4wcmk3 380 14 asset asset NN cord-296717-ay4wcmk3 380 15 price price NN cord-296717-ay4wcmk3 380 16 bubble bubble NN cord-296717-ay4wcmk3 380 17 in in IN cord-296717-ay4wcmk3 380 18 the the DT cord-296717-ay4wcmk3 380 19 precious precious JJ cord-296717-ay4wcmk3 380 20 metals metal NNS cord-296717-ay4wcmk3 380 21 markets market NNS cord-296717-ay4wcmk3 380 22 Analysing analyse VBG cord-296717-ay4wcmk3 380 23 financial financial JJ cord-296717-ay4wcmk3 380 24 contagion contagion NN cord-296717-ay4wcmk3 380 25 and and CC cord-296717-ay4wcmk3 380 26 asymmetric asymmetric JJ cord-296717-ay4wcmk3 380 27 market market NN cord-296717-ay4wcmk3 380 28 dependence dependence NN cord-296717-ay4wcmk3 380 29 with with IN cord-296717-ay4wcmk3 380 30 volatility volatility NN cord-296717-ay4wcmk3 380 31 indices index NNS cord-296717-ay4wcmk3 380 32 via via IN cord-296717-ay4wcmk3 380 33 copulas copula NNS cord-296717-ay4wcmk3 380 34 Idiosyncratic idiosyncratic JJ cord-296717-ay4wcmk3 380 35 volatility volatility NN cord-296717-ay4wcmk3 380 36 , , , cord-296717-ay4wcmk3 380 37 the the DT cord-296717-ay4wcmk3 380 38 VIX vix NN cord-296717-ay4wcmk3 380 39 and and CC cord-296717-ay4wcmk3 380 40 stock stock NN cord-296717-ay4wcmk3 380 41 returns return NNS cord-296717-ay4wcmk3 380 42 Examining examine VBG cord-296717-ay4wcmk3 380 43 the the DT cord-296717-ay4wcmk3 380 44 influence influence NN cord-296717-ay4wcmk3 380 45 of of IN cord-296717-ay4wcmk3 380 46 stock stock NN cord-296717-ay4wcmk3 380 47 market market NN cord-296717-ay4wcmk3 380 48 variables variable NNS cord-296717-ay4wcmk3 380 49 on on IN cord-296717-ay4wcmk3 380 50 microblogging microblogging NN cord-296717-ay4wcmk3 380 51 sentiment sentiment NN cord-296717-ay4wcmk3 380 52 Improving improve VBG cord-296717-ay4wcmk3 380 53 volatility volatility NN cord-296717-ay4wcmk3 380 54 forecasting forecasting NN cord-296717-ay4wcmk3 380 55 based base VBN cord-296717-ay4wcmk3 380 56 on on IN cord-296717-ay4wcmk3 380 57 Chinese chinese JJ cord-296717-ay4wcmk3 380 58 volatility volatility NN cord-296717-ay4wcmk3 380 59 index index NN cord-296717-ay4wcmk3 380 60 information information NN cord-296717-ay4wcmk3 380 61 : : : cord-296717-ay4wcmk3 380 62 Evidence evidence NN cord-296717-ay4wcmk3 380 63 from from IN cord-296717-ay4wcmk3 380 64 CSI CSI NNP cord-296717-ay4wcmk3 380 65 300 300 CD cord-296717-ay4wcmk3 380 66 index index NN cord-296717-ay4wcmk3 380 67 and and CC cord-296717-ay4wcmk3 380 68 futures future NNS cord-296717-ay4wcmk3 380 69 markets market NNS cord-296717-ay4wcmk3 380 70 Investor Investor NNP cord-296717-ay4wcmk3 380 71 sentiment sentiment NN cord-296717-ay4wcmk3 380 72 measures measure NNS cord-296717-ay4wcmk3 380 73 . . . cord-296717-ay4wcmk3 381 1 No no UH cord-296717-ay4wcmk3 381 2 . . . cord-296717-ay4wcmk3 382 1 w10794 w10794 NN cord-296717-ay4wcmk3 383 1 Intraday intraday JJ cord-296717-ay4wcmk3 383 2 online online JJ cord-296717-ay4wcmk3 383 3 investor investor NN cord-296717-ay4wcmk3 383 4 sentiment sentiment NN cord-296717-ay4wcmk3 383 5 and and CC cord-296717-ay4wcmk3 383 6 return return NN cord-296717-ay4wcmk3 383 7 patterns pattern NNS cord-296717-ay4wcmk3 383 8 in in IN cord-296717-ay4wcmk3 383 9 the the DT cord-296717-ay4wcmk3 383 10 US US NNP cord-296717-ay4wcmk3 383 11 stock stock NN cord-296717-ay4wcmk3 383 12 market market NN cord-296717-ay4wcmk3 383 13 Is be VBZ cord-296717-ay4wcmk3 383 14 VIX vix NN cord-296717-ay4wcmk3 384 1 an an DT cord-296717-ay4wcmk3 384 2 investor investor NN cord-296717-ay4wcmk3 384 3 fear fear NN cord-296717-ay4wcmk3 384 4 gauge gauge NN cord-296717-ay4wcmk3 384 5 in in IN cord-296717-ay4wcmk3 384 6 BRIC BRIC NNP cord-296717-ay4wcmk3 384 7 equity equity NN cord-296717-ay4wcmk3 384 8 markets market NNS cord-296717-ay4wcmk3 384 9 Investor Investor NNP cord-296717-ay4wcmk3 384 10 sentiment sentiment NN cord-296717-ay4wcmk3 384 11 and and CC cord-296717-ay4wcmk3 384 12 stock stock NN cord-296717-ay4wcmk3 384 13 returns return NNS cord-296717-ay4wcmk3 385 1 : : : cord-296717-ay4wcmk3 385 2 some some DT cord-296717-ay4wcmk3 385 3 international international JJ cord-296717-ay4wcmk3 385 4 evidence evidence NN cord-296717-ay4wcmk3 386 1 The the DT cord-296717-ay4wcmk3 386 2 information information NN cord-296717-ay4wcmk3 386 3 content content NN cord-296717-ay4wcmk3 386 4 of of IN cord-296717-ay4wcmk3 386 5 implied imply VBN cord-296717-ay4wcmk3 386 6 volatility volatility NN cord-296717-ay4wcmk3 386 7 index index NN cord-296717-ay4wcmk3 386 8 ( ( -LRB- cord-296717-ay4wcmk3 386 9 India India NNP cord-296717-ay4wcmk3 386 10 VIX VIX NNP cord-296717-ay4wcmk3 386 11 ) ) -RRB- cord-296717-ay4wcmk3 386 12 [ [ -LRB- cord-296717-ay4wcmk3 386 13 J J NNP cord-296717-ay4wcmk3 386 14 ] ] -RRB- cord-296717-ay4wcmk3 386 15 . . . cord-296717-ay4wcmk3 387 1 global global JJ cord-296717-ay4wcmk3 387 2 business business NN cord-296717-ay4wcmk3 387 3 perspectives perspective NNS cord-296717-ay4wcmk3 388 1 The the DT cord-296717-ay4wcmk3 388 2 2016 2016 CD cord-296717-ay4wcmk3 388 3 US US NNP cord-296717-ay4wcmk3 388 4 presidential presidential JJ cord-296717-ay4wcmk3 388 5 election election NN cord-296717-ay4wcmk3 388 6 and and CC cord-296717-ay4wcmk3 388 7 the the DT cord-296717-ay4wcmk3 388 8 Stock Stock NNP cord-296717-ay4wcmk3 388 9 , , , cord-296717-ay4wcmk3 388 10 FX FX NNP cord-296717-ay4wcmk3 388 11 and and CC cord-296717-ay4wcmk3 388 12 VIX VIX NNP cord-296717-ay4wcmk3 388 13 markets market NNS cord-296717-ay4wcmk3 389 1 The the DT cord-296717-ay4wcmk3 389 2 investor investor NN cord-296717-ay4wcmk3 389 3 sentiment sentiment NN cord-296717-ay4wcmk3 389 4 mined mine VBN cord-296717-ay4wcmk3 389 5 from from IN cord-296717-ay4wcmk3 389 6 WeChat WeChat NNP cord-296717-ay4wcmk3 389 7 text text NN cord-296717-ay4wcmk3 389 8 and and CC cord-296717-ay4wcmk3 389 9 stock stock NN cord-296717-ay4wcmk3 389 10 market market NN cord-296717-ay4wcmk3 389 11 performance performance NN cord-296717-ay4wcmk3 390 1 An an DT cord-296717-ay4wcmk3 390 2 investor investor NN cord-296717-ay4wcmk3 390 3 sentiment sentiment NN cord-296717-ay4wcmk3 390 4 barometer barometer NN cord-296717-ay4wcmk3 390 5 -Greek -Greek . cord-296717-ay4wcmk3 391 1 Implied Implied NNP cord-296717-ay4wcmk3 391 2 Volatility Volatility NNP cord-296717-ay4wcmk3 391 3 Index Index NNP cord-296717-ay4wcmk3 391 4 ( ( -LRB- cord-296717-ay4wcmk3 391 5 GRIV GRIV NNP cord-296717-ay4wcmk3 391 6 News News NNP cord-296717-ay4wcmk3 391 7 sentiment sentiment NN cord-296717-ay4wcmk3 391 8 and and CC cord-296717-ay4wcmk3 391 9 the the DT cord-296717-ay4wcmk3 391 10 investor investor NN cord-296717-ay4wcmk3 391 11 fear fear NN cord-296717-ay4wcmk3 391 12 gauge gauge NN cord-296717-ay4wcmk3 391 13 Risk risk NN cord-296717-ay4wcmk3 391 14 - - HYPH cord-296717-ay4wcmk3 391 15 on on IN cord-296717-ay4wcmk3 391 16 / / SYM cord-296717-ay4wcmk3 391 17 Risk risk NN cord-296717-ay4wcmk3 391 18 - - HYPH cord-296717-ay4wcmk3 391 19 off off NN cord-296717-ay4wcmk3 391 20 : : : cord-296717-ay4wcmk3 391 21 Financial financial JJ cord-296717-ay4wcmk3 391 22 market market NN cord-296717-ay4wcmk3 391 23 response response NN cord-296717-ay4wcmk3 391 24 to to IN cord-296717-ay4wcmk3 391 25 investor investor NN cord-296717-ay4wcmk3 391 26 fear fear VB cord-296717-ay4wcmk3 391 27 The the DT cord-296717-ay4wcmk3 391 28 importance importance NN cord-296717-ay4wcmk3 391 29 of of IN cord-296717-ay4wcmk3 391 30 fear fear NN cord-296717-ay4wcmk3 391 31 : : : cord-296717-ay4wcmk3 391 32 investor investor NN cord-296717-ay4wcmk3 391 33 sentiment sentiment NN cord-296717-ay4wcmk3 391 34 and and CC cord-296717-ay4wcmk3 391 35 stock stock NN cord-296717-ay4wcmk3 391 36 market market NN cord-296717-ay4wcmk3 391 37 returns return NNS cord-296717-ay4wcmk3 392 1 International international JJ cord-296717-ay4wcmk3 392 2 implied imply VBD cord-296717-ay4wcmk3 392 3 volatility volatility NN cord-296717-ay4wcmk3 392 4 risk risk NN cord-296717-ay4wcmk3 392 5 indexes index NNS cord-296717-ay4wcmk3 392 6 and and CC cord-296717-ay4wcmk3 392 7 Saudi saudi JJ cord-296717-ay4wcmk3 392 8 stock stock NN cord-296717-ay4wcmk3 392 9 return return NN cord-296717-ay4wcmk3 392 10 - - HYPH cord-296717-ay4wcmk3 392 11 volatility volatility NN cord-296717-ay4wcmk3 392 12 predictabilities predictability NNS cord-296717-ay4wcmk3 392 13 Investor Investor NNP cord-296717-ay4wcmk3 392 14 sentiment sentiment NN cord-296717-ay4wcmk3 392 15 extracted extract VBN cord-296717-ay4wcmk3 392 16 from from IN cord-296717-ay4wcmk3 392 17 internet internet NN cord-296717-ay4wcmk3 392 18 stock stock NN cord-296717-ay4wcmk3 392 19 message message NN cord-296717-ay4wcmk3 392 20 boards board NNS cord-296717-ay4wcmk3 392 21 and and CC cord-296717-ay4wcmk3 392 22 IPO ipo NN cord-296717-ay4wcmk3 392 23 puzzles puzzle NNS cord-296717-ay4wcmk3 392 24 Integration Integration NNP cord-296717-ay4wcmk3 392 25 of of IN cord-296717-ay4wcmk3 392 26 EEMD EEMD NNP cord-296717-ay4wcmk3 392 27 and and CC cord-296717-ay4wcmk3 392 28 ICA ICA NNP cord-296717-ay4wcmk3 392 29 for for IN cord-296717-ay4wcmk3 392 30 wind wind NN cord-296717-ay4wcmk3 392 31 turbine turbine NN cord-296717-ay4wcmk3 392 32 gearbox gearbox JJ cord-296717-ay4wcmk3 392 33 diagnosis diagnosis NN cord-296717-ay4wcmk3 393 1 Improved improve VBN cord-296717-ay4wcmk3 393 2 annual annual JJ cord-296717-ay4wcmk3 393 3 rainfall rainfall NN cord-296717-ay4wcmk3 393 4 - - HYPH cord-296717-ay4wcmk3 393 5 runoff runoff NN cord-296717-ay4wcmk3 393 6 forecasting forecasting NN cord-296717-ay4wcmk3 393 7 using use VBG cord-296717-ay4wcmk3 393 8 PSO PSO NNP cord-296717-ay4wcmk3 393 9 - - HYPH cord-296717-ay4wcmk3 393 10 SVM SVM NNP cord-296717-ay4wcmk3 393 11 model model NN cord-296717-ay4wcmk3 393 12 based base VBN cord-296717-ay4wcmk3 393 13 on on IN cord-296717-ay4wcmk3 393 14 EEMD EEMD NNP cord-296717-ay4wcmk3 394 1 The the DT cord-296717-ay4wcmk3 394 2 investor investor NN cord-296717-ay4wcmk3 394 3 fear fear NN cord-296717-ay4wcmk3 394 4 gauge gauge NN cord-296717-ay4wcmk3 394 5 : : : cord-296717-ay4wcmk3 394 6 Explication explication NN cord-296717-ay4wcmk3 394 7 of of IN cord-296717-ay4wcmk3 394 8 the the DT cord-296717-ay4wcmk3 394 9 CBOE CBOE NNP cord-296717-ay4wcmk3 394 10 VIX VIX NNP cord-296717-ay4wcmk3 394 11 Understanding understand VBG cord-296717-ay4wcmk3 394 12 the the DT cord-296717-ay4wcmk3 394 13 VIX VIX NNP cord-296717-ay4wcmk3 394 14 Joint Joint NNP cord-296717-ay4wcmk3 394 15 Word2vec Word2vec NNP cord-296717-ay4wcmk3 394 16 Networks Networks NNPS cord-296717-ay4wcmk3 394 17 for for IN cord-296717-ay4wcmk3 394 18 Bilingual bilingual JJ cord-296717-ay4wcmk3 394 19 Semantic Semantic NNP cord-296717-ay4wcmk3 394 20 Representations representation NNS cord-296717-ay4wcmk3 395 1 A a DT cord-296717-ay4wcmk3 395 2 Decision Decision NNP cord-296717-ay4wcmk3 395 3 Support Support NNP cord-296717-ay4wcmk3 395 4 Approach Approach NNP cord-296717-ay4wcmk3 395 5 for for IN cord-296717-ay4wcmk3 395 6 Online Online NNP cord-296717-ay4wcmk3 395 7 Stock Stock NNP cord-296717-ay4wcmk3 395 8 Forum Forum NNP cord-296717-ay4wcmk3 395 9 Sentiment Sentiment NNP cord-296717-ay4wcmk3 395 10 Analysis Analysis NNP cord-296717-ay4wcmk3 395 11 Non Non NNP cord-296717-ay4wcmk3 395 12 - - NN cord-296717-ay4wcmk3 395 13 linearity linearity NN cord-296717-ay4wcmk3 395 14 , , , cord-296717-ay4wcmk3 395 15 persistence persistence NN cord-296717-ay4wcmk3 395 16 and and CC cord-296717-ay4wcmk3 395 17 spillover spillover NN cord-296717-ay4wcmk3 395 18 effects effect NNS cord-296717-ay4wcmk3 395 19 in in IN cord-296717-ay4wcmk3 395 20 stock stock NN cord-296717-ay4wcmk3 395 21 returns return NNS cord-296717-ay4wcmk3 395 22 : : : cord-296717-ay4wcmk3 395 23 the the DT cord-296717-ay4wcmk3 395 24 role role NN cord-296717-ay4wcmk3 395 25 of of IN cord-296717-ay4wcmk3 395 26 the the DT cord-296717-ay4wcmk3 395 27 volatility volatility NN cord-296717-ay4wcmk3 395 28 index index NN cord-296717-ay4wcmk3 395 29 A a DT cord-296717-ay4wcmk3 395 30 study study NN cord-296717-ay4wcmk3 395 31 of of IN cord-296717-ay4wcmk3 395 32 the the DT cord-296717-ay4wcmk3 395 33 characteristics characteristic NNS cord-296717-ay4wcmk3 395 34 of of IN cord-296717-ay4wcmk3 395 35 white white JJ cord-296717-ay4wcmk3 395 36 noise noise NN cord-296717-ay4wcmk3 395 37 using use VBG cord-296717-ay4wcmk3 395 38 the the DT cord-296717-ay4wcmk3 395 39 empirical empirical JJ cord-296717-ay4wcmk3 395 40 mode mode NN cord-296717-ay4wcmk3 395 41 decomposition decomposition NN cord-296717-ay4wcmk3 395 42 method method NN cord-296717-ay4wcmk3 395 43 Investor Investor NNP cord-296717-ay4wcmk3 395 44 Sentiment Sentiment NNP cord-296717-ay4wcmk3 395 45 and and CC cord-296717-ay4wcmk3 395 46 the the DT cord-296717-ay4wcmk3 395 47 Cross Cross NNP cord-296717-ay4wcmk3 395 48 - - HYPH cord-296717-ay4wcmk3 395 49 Section Section NNP cord-296717-ay4wcmk3 395 50 of of IN cord-296717-ay4wcmk3 395 51 Stock Stock NNP cord-296717-ay4wcmk3 395 52 Returns return VBZ cord-296717-ay4wcmk3 395 53 A a DT cord-296717-ay4wcmk3 395 54 weekly weekly JJ cord-296717-ay4wcmk3 395 55 sentiment sentiment NN cord-296717-ay4wcmk3 395 56 index index NN cord-296717-ay4wcmk3 395 57 and and CC cord-296717-ay4wcmk3 395 58 the the DT cord-296717-ay4wcmk3 395 59 cross cross NN cord-296717-ay4wcmk3 395 60 - - NN cord-296717-ay4wcmk3 395 61 section section NN cord-296717-ay4wcmk3 395 62 of of IN cord-296717-ay4wcmk3 395 63 stock stock NN cord-296717-ay4wcmk3 395 64 returns return NNS cord-296717-ay4wcmk3 395 65 Do do VBP cord-296717-ay4wcmk3 395 66 investor investor NN cord-296717-ay4wcmk3 395 67 sentiment sentiment NN cord-296717-ay4wcmk3 395 68 , , , cord-296717-ay4wcmk3 395 69 weather weather NN cord-296717-ay4wcmk3 395 70 and and CC cord-296717-ay4wcmk3 395 71 catastrophe catastrophe NN cord-296717-ay4wcmk3 395 72 effects effect NNS cord-296717-ay4wcmk3 395 73 improve improve VBP cord-296717-ay4wcmk3 395 74 hedging hedge VBG cord-296717-ay4wcmk3 395 75 performance performance NN cord-296717-ay4wcmk3 395 76 ? ? . cord-296717-ay4wcmk3 396 1 Evidence evidence NN cord-296717-ay4wcmk3 396 2 from from IN cord-296717-ay4wcmk3 396 3 the the DT cord-296717-ay4wcmk3 396 4 Taiwan Taiwan NNP cord-296717-ay4wcmk3 396 5 options option NNS cord-296717-ay4wcmk3 396 6 market market NN cord-296717-ay4wcmk3 396 7 Forecasting forecasting NN cord-296717-ay4wcmk3 396 8 crude crude JJ cord-296717-ay4wcmk3 396 9 oil oil NN cord-296717-ay4wcmk3 396 10 price price NN cord-296717-ay4wcmk3 396 11 with with IN cord-296717-ay4wcmk3 396 12 an an DT cord-296717-ay4wcmk3 396 13 EMD EMD NNP cord-296717-ay4wcmk3 396 14 - - HYPH cord-296717-ay4wcmk3 396 15 based base VBN cord-296717-ay4wcmk3 396 16 neural neural JJ cord-296717-ay4wcmk3 396 17 network network NN cord-296717-ay4wcmk3 396 18 ensemble ensemble NN cord-296717-ay4wcmk3 396 19 learning learning NN cord-296717-ay4wcmk3 396 20 paradigm paradigm NN cord-296717-ay4wcmk3 397 1 The the DT cord-296717-ay4wcmk3 397 2 Chinese Chinese NNP cord-296717-ay4wcmk3 397 3 Volatility Volatility NNP cord-296717-ay4wcmk3 397 4 Index Index NNP cord-296717-ay4wcmk3 397 5 and and CC cord-296717-ay4wcmk3 397 6 the the DT cord-296717-ay4wcmk3 397 7 Volatility Volatility NNP cord-296717-ay4wcmk3 397 8 Risk Risk NNP cord-296717-ay4wcmk3 397 9 Premium Premium NNP cord-296717-ay4wcmk3 397 10 Chinese chinese JJ cord-296717-ay4wcmk3 397 11 comments comment NNS cord-296717-ay4wcmk3 397 12 sentiment sentiment NN cord-296717-ay4wcmk3 397 13 classification classification NN cord-296717-ay4wcmk3 397 14 based base VBN cord-296717-ay4wcmk3 397 15 on on IN cord-296717-ay4wcmk3 397 16 word2vec word2vec NN cord-296717-ay4wcmk3 397 17 and and CC cord-296717-ay4wcmk3 397 18 SVMperf SVMperf VBN cord-296717-ay4wcmk3 398 1 Predicting predict VBG cord-296717-ay4wcmk3 398 2 stock stock NN cord-296717-ay4wcmk3 398 3 market market NN cord-296717-ay4wcmk3 398 4 indicators indicator NNS cord-296717-ay4wcmk3 398 5 through through IN cord-296717-ay4wcmk3 398 6 twitter twitter NNP cord-296717-ay4wcmk3 399 1 -I -i DT cord-296717-ay4wcmk3 399 2 hope hope VBP cord-296717-ay4wcmk3 399 3 it -PRON- PRP cord-296717-ay4wcmk3 399 4 is be VBZ cord-296717-ay4wcmk3 399 5 not not RB cord-296717-ay4wcmk3 399 6 as as RB cord-296717-ay4wcmk3 399 7 bad bad JJ cord-296717-ay4wcmk3 399 8 as as IN cord-296717-ay4wcmk3 399 9 I -PRON- PRP cord-296717-ay4wcmk3 399 10 fear‖ fear‖ VBP cord-296717-ay4wcmk3 400 1 A a DT cord-296717-ay4wcmk3 400 2 new new JJ cord-296717-ay4wcmk3 400 3 approach approach NN cord-296717-ay4wcmk3 400 4 for for IN cord-296717-ay4wcmk3 400 5 crude crude JJ cord-296717-ay4wcmk3 400 6 oil oil NN cord-296717-ay4wcmk3 400 7 price price NN cord-296717-ay4wcmk3 400 8 analysis analysis NN cord-296717-ay4wcmk3 400 9 based base VBN cord-296717-ay4wcmk3 400 10 on on IN cord-296717-ay4wcmk3 400 11 Empirical Empirical NNP cord-296717-ay4wcmk3 400 12 Mode Mode NNP cord-296717-ay4wcmk3 400 13 Decomposition decomposition NN cord-296717-ay4wcmk3 400 14 Estimating estimate VBG cord-296717-ay4wcmk3 400 15 the the DT cord-296717-ay4wcmk3 400 16 impact impact NN cord-296717-ay4wcmk3 400 17 of of IN cord-296717-ay4wcmk3 400 18 extreme extreme JJ cord-296717-ay4wcmk3 400 19 events event NNS cord-296717-ay4wcmk3 400 20 on on IN cord-296717-ay4wcmk3 400 21 crude crude JJ cord-296717-ay4wcmk3 400 22 oil oil NN cord-296717-ay4wcmk3 400 23 price price NN cord-296717-ay4wcmk3 400 24 : : : cord-296717-ay4wcmk3 400 25 An an DT cord-296717-ay4wcmk3 400 26 EMD EMD NNP cord-296717-ay4wcmk3 400 27 - - HYPH cord-296717-ay4wcmk3 400 28 based base VBN cord-296717-ay4wcmk3 400 29 event event NN cord-296717-ay4wcmk3 400 30 analysis analysis NN cord-296717-ay4wcmk3 400 31 method method NN cord-296717-ay4wcmk3 400 32 Sentiment Sentiment NNP cord-296717-ay4wcmk3 400 33 analysis analysis NN