id sid tid token lemma pos gf06g160j7n 1 1 face face NOUN gf06g160j7n 1 2 recognition recognition NOUN gf06g160j7n 1 3 is be AUX gf06g160j7n 1 4 one one NUM gf06g160j7n 1 5 of of ADP gf06g160j7n 1 6 the the DET gf06g160j7n 1 7 least least ADJ gf06g160j7n 1 8 intrusive intrusive ADJ gf06g160j7n 1 9 modalities modality NOUN gf06g160j7n 1 10 in in ADP gf06g160j7n 1 11 biometrics biometric NOUN gf06g160j7n 1 12 . . PUNCT gf06g160j7n 2 1 our our PRON gf06g160j7n 2 2 research research NOUN gf06g160j7n 2 3 shows show VERB gf06g160j7n 2 4 that that SCONJ gf06g160j7n 2 5 using use VERB gf06g160j7n 2 6 3d 3d NOUN gf06g160j7n 2 7 face face NOUN gf06g160j7n 2 8 data datum NOUN gf06g160j7n 2 9 for for ADP gf06g160j7n 2 10 recognition recognition NOUN gf06g160j7n 2 11 provides provide VERB gf06g160j7n 2 12 a a DET gf06g160j7n 2 13 promising promising ADJ gf06g160j7n 2 14 route route NOUN gf06g160j7n 2 15 to to ADP gf06g160j7n 2 16 improved improve VERB gf06g160j7n 2 17 performance performance NOUN gf06g160j7n 2 18 . . PUNCT gf06g160j7n 3 1 in in ADP gf06g160j7n 3 2 this this DET gf06g160j7n 3 3 dissertation dissertation NOUN gf06g160j7n 3 4 , , PUNCT gf06g160j7n 3 5 we we PRON gf06g160j7n 3 6 introduce introduce VERB gf06g160j7n 3 7 a a DET gf06g160j7n 3 8 new new ADJ gf06g160j7n 3 9 system system NOUN gf06g160j7n 3 10 for for ADP gf06g160j7n 3 11 3d 3d PRON gf06g160j7n 3 12 face face NOUN gf06g160j7n 3 13 recognition recognition NOUN gf06g160j7n 3 14 that that PRON gf06g160j7n 3 15 addresses address VERB gf06g160j7n 3 16 many many ADJ gf06g160j7n 3 17 of of ADP gf06g160j7n 3 18 the the DET gf06g160j7n 3 19 current current ADJ gf06g160j7n 3 20 challenges challenge NOUN gf06g160j7n 3 21 preventing prevent VERB gf06g160j7n 3 22 this this DET gf06g160j7n 3 23 technology technology NOUN gf06g160j7n 3 24 from from ADP gf06g160j7n 3 25 becoming become VERB gf06g160j7n 3 26 viable viable ADJ gf06g160j7n 3 27 . . PUNCT gf06g160j7n 4 1 the the DET gf06g160j7n 4 2 first first ADJ gf06g160j7n 4 3 challenge challenge NOUN gf06g160j7n 4 4 is be AUX gf06g160j7n 4 5 to to PART gf06g160j7n 4 6 determine determine VERB gf06g160j7n 4 7 the the DET gf06g160j7n 4 8 feasibility feasibility NOUN gf06g160j7n 4 9 of of ADP gf06g160j7n 4 10 combining combine VERB gf06g160j7n 4 11 data datum NOUN gf06g160j7n 4 12 from from ADP gf06g160j7n 4 13 multiple multiple ADJ gf06g160j7n 4 14 sensors sensor NOUN gf06g160j7n 4 15 . . PUNCT gf06g160j7n 5 1 next next ADV gf06g160j7n 5 2 , , PUNCT gf06g160j7n 5 3 we we PRON gf06g160j7n 5 4 create create VERB gf06g160j7n 5 5 a a DET gf06g160j7n 5 6 technique technique NOUN gf06g160j7n 5 7 named name VERB gf06g160j7n 5 8 region region NOUN gf06g160j7n 5 9 ensemble ensemble VERB gf06g160j7n 5 10 for for ADP gf06g160j7n 5 11 face face NOUN gf06g160j7n 5 12 recognition recognition NOUN gf06g160j7n 5 13 ( ( PUNCT gf06g160j7n 5 14 refer refer VERB gf06g160j7n 5 15 ) ) PUNCT gf06g160j7n 5 16 that that PRON gf06g160j7n 5 17 is be AUX gf06g160j7n 5 18 capable capable ADJ gf06g160j7n 5 19 of of ADP gf06g160j7n 5 20 matching match VERB gf06g160j7n 5 21 3d 3d NOUN gf06g160j7n 5 22 face face NOUN gf06g160j7n 5 23 images image NOUN gf06g160j7n 5 24 in in ADP gf06g160j7n 5 25 the the DET gf06g160j7n 5 26 presence presence NOUN gf06g160j7n 5 27 of of ADP gf06g160j7n 5 28 expressions expression NOUN gf06g160j7n 5 29 and and CCONJ gf06g160j7n 5 30 occlusion occlusion NOUN gf06g160j7n 5 31 . . PUNCT gf06g160j7n 6 1 accurate accurate ADJ gf06g160j7n 6 2 feature feature NOUN gf06g160j7n 6 3 detection detection NOUN gf06g160j7n 6 4 and and CCONJ gf06g160j7n 6 5 pose pose VERB gf06g160j7n 6 6 recognition recognition NOUN gf06g160j7n 6 7 is be AUX gf06g160j7n 6 8 accomplished accomplish VERB gf06g160j7n 6 9 through through ADP gf06g160j7n 6 10 a a DET gf06g160j7n 6 11 novel novel ADJ gf06g160j7n 6 12 technique technique NOUN gf06g160j7n 6 13 that that PRON gf06g160j7n 6 14 we we PRON gf06g160j7n 6 15 have have AUX gf06g160j7n 6 16 created create VERB gf06g160j7n 6 17 , , PUNCT gf06g160j7n 6 18 named name VERB gf06g160j7n 6 19 rotated rotate VERB gf06g160j7n 6 20 profile profile NOUN gf06g160j7n 6 21 signatures signature NOUN gf06g160j7n 6 22 ( ( PUNCT gf06g160j7n 6 23 rps rps PROPN gf06g160j7n 6 24 ) ) PUNCT gf06g160j7n 6 25 . . PUNCT gf06g160j7n 7 1 scalability scalability NOUN gf06g160j7n 7 2 issues issue NOUN gf06g160j7n 7 3 are be AUX gf06g160j7n 7 4 mitigated mitigate VERB gf06g160j7n 7 5 by by ADP gf06g160j7n 7 6 combining combine VERB gf06g160j7n 7 7 a a DET gf06g160j7n 7 8 feature feature NOUN gf06g160j7n 7 9 - - PUNCT gf06g160j7n 7 10 based base VERB gf06g160j7n 7 11 indexing indexing NOUN gf06g160j7n 7 12 technique technique NOUN gf06g160j7n 7 13 with with ADP gf06g160j7n 7 14 desktop desktop NOUN gf06g160j7n 7 15 grid grid NOUN gf06g160j7n 7 16 processing processing NOUN gf06g160j7n 7 17 to to PART gf06g160j7n 7 18 greatly greatly ADV gf06g160j7n 7 19 reduce reduce VERB gf06g160j7n 7 20 the the DET gf06g160j7n 7 21 amount amount NOUN gf06g160j7n 7 22 of of ADP gf06g160j7n 7 23 time time NOUN gf06g160j7n 7 24 required require VERB gf06g160j7n 7 25 for for ADP gf06g160j7n 7 26 recognition recognition NOUN gf06g160j7n 7 27 experiments experiment NOUN gf06g160j7n 7 28 . . PUNCT gf06g160j7n 8 1 finally finally ADV gf06g160j7n 8 2 , , PUNCT gf06g160j7n 8 3 we we PRON gf06g160j7n 8 4 investigate investigate VERB gf06g160j7n 8 5 the the DET gf06g160j7n 8 6 potential potential ADJ gf06g160j7n 8 7 benefits benefit NOUN gf06g160j7n 8 8 of of ADP gf06g160j7n 8 9 using use VERB gf06g160j7n 8 10 a a DET gf06g160j7n 8 11 multi multi ADJ gf06g160j7n 8 12 - - ADJ gf06g160j7n 8 13 instance instance NOUN gf06g160j7n 8 14 enrollment enrollment NOUN gf06g160j7n 8 15 approach approach NOUN gf06g160j7n 8 16 that that PRON gf06g160j7n 8 17 can can AUX gf06g160j7n 8 18 be be AUX gf06g160j7n 8 19 used use VERB gf06g160j7n 8 20 to to PART gf06g160j7n 8 21 further far ADV gf06g160j7n 8 22 increase increase VERB gf06g160j7n 8 23 the the DET gf06g160j7n 8 24 performance performance NOUN gf06g160j7n 8 25 of of ADP gf06g160j7n 8 26 our our PRON gf06g160j7n 8 27 system system NOUN gf06g160j7n 8 28 . . PUNCT gf06g160j7n 9 1 these these DET gf06g160j7n 9 2 solutions solution NOUN gf06g160j7n 9 3 result result VERB gf06g160j7n 9 4 in in ADP gf06g160j7n 9 5 a a DET gf06g160j7n 9 6 final final ADJ gf06g160j7n 9 7 system system NOUN gf06g160j7n 9 8 that that PRON gf06g160j7n 9 9 is be AUX gf06g160j7n 9 10 capable capable ADJ gf06g160j7n 9 11 of of ADP gf06g160j7n 9 12 deployment deployment NOUN gf06g160j7n 9 13 in in ADP gf06g160j7n 9 14 a a DET gf06g160j7n 9 15 variety variety NOUN gf06g160j7n 9 16 of of ADP gf06g160j7n 9 17 realistic realistic ADJ gf06g160j7n 9 18 biometric biometric ADJ gf06g160j7n 9 19 scenarios scenario NOUN gf06g160j7n 9 20 . . PUNCT