id sid tid token lemma pos w3763487h57 1 1 machine machine NOUN w3763487h57 1 2 - - PUNCT w3763487h57 1 3 to to ADP w3763487h57 1 4 - - PUNCT w3763487h57 1 5 machine machine NOUN w3763487h57 1 6 ( ( PUNCT w3763487h57 1 7 m2 m2 PROPN w3763487h57 1 8 m m PROPN w3763487h57 1 9 ) ) PUNCT w3763487h57 1 10 communication communication NOUN w3763487h57 1 11 with with ADP w3763487h57 1 12 different different ADJ w3763487h57 1 13 requirements requirement NOUN w3763487h57 1 14 than than ADP w3763487h57 1 15 human human ADJ w3763487h57 1 16 based base VERB w3763487h57 1 17 applications application NOUN w3763487h57 1 18 has have AUX w3763487h57 1 19 gained gain VERB w3763487h57 1 20 interest interest NOUN w3763487h57 1 21 in in ADP w3763487h57 1 22 the the DET w3763487h57 1 23 past past ADJ w3763487h57 1 24 few few ADJ w3763487h57 1 25 years year NOUN w3763487h57 1 26 . . PUNCT w3763487h57 2 1 due due ADP w3763487h57 2 2 to to ADP w3763487h57 2 3 battery battery NOUN w3763487h57 2 4 limitations limitation NOUN w3763487h57 2 5 of of ADP w3763487h57 2 6 devices device NOUN w3763487h57 2 7 in in ADP w3763487h57 2 8 most most ADJ w3763487h57 2 9 m2 m2 NOUN w3763487h57 2 10 m m PROPN w3763487h57 2 11 applications application NOUN w3763487h57 2 12 , , PUNCT w3763487h57 2 13 energy energy NOUN w3763487h57 2 14 efficiency efficiency NOUN w3763487h57 2 15 , , PUNCT w3763487h57 2 16 defined define VERB w3763487h57 2 17 as as ADP w3763487h57 2 18 the the DET w3763487h57 2 19 number number NOUN w3763487h57 2 20 of of ADP w3763487h57 2 21 information information NOUN w3763487h57 2 22 bits bit NOUN w3763487h57 2 23 transmitted transmit VERB w3763487h57 2 24 per per ADP w3763487h57 2 25 unit unit NOUN w3763487h57 2 26 energy energy NOUN w3763487h57 2 27 , , PUNCT w3763487h57 2 28 is be AUX w3763487h57 2 29 utilized utilize VERB w3763487h57 2 30 as as ADP w3763487h57 2 31 a a DET w3763487h57 2 32 utility utility NOUN w3763487h57 2 33 function function NOUN w3763487h57 2 34 instead instead ADV w3763487h57 2 35 of of ADP w3763487h57 2 36 a a DET w3763487h57 2 37 sum sum NOUN w3763487h57 2 38 - - PUNCT w3763487h57 2 39 throughput throughput NOUN w3763487h57 2 40 , , PUNCT w3763487h57 2 41 a a DET w3763487h57 2 42 traditional traditional ADJ w3763487h57 2 43 utility utility NOUN w3763487h57 2 44 function function NOUN w3763487h57 2 45 for for ADP w3763487h57 2 46 network network NOUN w3763487h57 2 47 utility utility NOUN w3763487h57 2 48 maximization maximization NOUN w3763487h57 2 49 problems problem NOUN w3763487h57 2 50 . . PUNCT w3763487h57 3 1 it it PRON w3763487h57 3 2 is be AUX w3763487h57 3 3 well well ADV w3763487h57 3 4 - - PUNCT w3763487h57 3 5 known know VERB w3763487h57 3 6 that that SCONJ w3763487h57 3 7 for for ADP w3763487h57 3 8 a a DET w3763487h57 3 9 bandlimited bandlimited ADJ w3763487h57 3 10 communication communication NOUN w3763487h57 3 11 system system NOUN w3763487h57 3 12 , , PUNCT w3763487h57 3 13 the the DET w3763487h57 3 14 price price NOUN w3763487h57 3 15 for for ADP w3763487h57 3 16 achieving achieve VERB w3763487h57 3 17 high high ADJ w3763487h57 3 18 energy energy NOUN w3763487h57 3 19 efficiency efficiency NOUN w3763487h57 3 20 is be AUX w3763487h57 3 21 delay delay ADJ w3763487h57 3 22 , , PUNCT w3763487h57 3 23 i.e. i.e. ADV w3763487h57 3 24 spreading spread VERB w3763487h57 3 25 the the DET w3763487h57 3 26 total total ADJ w3763487h57 3 27 energy energy NOUN w3763487h57 3 28 over over ADP w3763487h57 3 29 a a DET w3763487h57 3 30 long long ADJ w3763487h57 3 31 time time NOUN w3763487h57 3 32 interval interval NOUN w3763487h57 3 33 . . PUNCT w3763487h57 4 1 in in ADP w3763487h57 4 2 this this DET w3763487h57 4 3 thesis thesis NOUN w3763487h57 4 4 , , PUNCT w3763487h57 4 5 we we PRON w3763487h57 4 6 study study VERB w3763487h57 4 7 the the DET w3763487h57 4 8 problem problem NOUN w3763487h57 4 9 of of ADP w3763487h57 4 10 joint joint ADJ w3763487h57 4 11 scheduling scheduling NOUN w3763487h57 4 12 and and CCONJ w3763487h57 4 13 power power NOUN w3763487h57 4 14 allocation allocation NOUN w3763487h57 4 15 in in ADP w3763487h57 4 16 an an DET w3763487h57 4 17 orthogonal orthogonal ADJ w3763487h57 4 18 frequency frequency NOUN w3763487h57 4 19 division division NOUN w3763487h57 4 20 multiplexing multiplexing NOUN w3763487h57 4 21 ( ( PUNCT w3763487h57 4 22 ofdm ofdm NOUN w3763487h57 4 23 ) ) PUNCT w3763487h57 4 24 system system NOUN w3763487h57 4 25 with with ADP w3763487h57 4 26 n n NOUN w3763487h57 4 27 users user NOUN w3763487h57 4 28 . . PUNCT w3763487h57 5 1 our our PRON w3763487h57 5 2 goal goal NOUN w3763487h57 5 3 is be AUX w3763487h57 5 4 to to PART w3763487h57 5 5 design design VERB w3763487h57 5 6 algorithms algorithm NOUN w3763487h57 5 7 that that PRON w3763487h57 5 8 maintain maintain VERB w3763487h57 5 9 the the DET w3763487h57 5 10 stability stability NOUN w3763487h57 5 11 of of ADP w3763487h57 5 12 users user NOUN w3763487h57 5 13 ' ' PART w3763487h57 5 14 queues queue NOUN w3763487h57 5 15 and and CCONJ w3763487h57 5 16 maximize maximize VERB w3763487h57 5 17 the the DET w3763487h57 5 18 energy energy NOUN w3763487h57 5 19 efficiency efficiency NOUN w3763487h57 5 20 of of ADP w3763487h57 5 21 the the DET w3763487h57 5 22 system system NOUN w3763487h57 5 23 . . PUNCT w3763487h57 6 1 our our PRON w3763487h57 6 2 technique technique NOUN w3763487h57 6 3 is be AUX w3763487h57 6 4 to to PART w3763487h57 6 5 decompose decompose VERB w3763487h57 6 6 the the DET w3763487h57 6 7 problem problem NOUN w3763487h57 6 8 into into ADP w3763487h57 6 9 n n NOUN w3763487h57 6 10 subproblems subproblem NOUN w3763487h57 6 11 and and CCONJ w3763487h57 6 12 a a DET w3763487h57 6 13 master master NOUN w3763487h57 6 14 problem problem NOUN w3763487h57 6 15 and and CCONJ w3763487h57 6 16 solve solve VERB w3763487h57 6 17 each each PRON w3763487h57 6 18 of of ADP w3763487h57 6 19 them they PRON w3763487h57 6 20 separately separately ADV w3763487h57 6 21 . . PUNCT w3763487h57 7 1 we we PRON w3763487h57 7 2 study study VERB w3763487h57 7 3 this this DET w3763487h57 7 4 problem problem NOUN w3763487h57 7 5 in in ADP w3763487h57 7 6 flat flat ADJ w3763487h57 7 7 fading fade VERB w3763487h57 7 8 and and CCONJ w3763487h57 7 9 frequency frequency NOUN w3763487h57 7 10 - - PUNCT w3763487h57 7 11 selective selective NOUN w3763487h57 7 12 fading fade VERB w3763487h57 7 13 channel channel NOUN w3763487h57 7 14 models model NOUN w3763487h57 7 15 and and CCONJ w3763487h57 7 16 propose propose VERB w3763487h57 7 17 various various ADJ w3763487h57 7 18 algorithms algorithm NOUN w3763487h57 7 19 to to PART w3763487h57 7 20 optimize optimize VERB w3763487h57 7 21 the the DET w3763487h57 7 22 energy energy NOUN w3763487h57 7 23 efficiency efficiency NOUN w3763487h57 7 24 of of ADP w3763487h57 7 25 the the DET w3763487h57 7 26 system system NOUN w3763487h57 7 27 . . PUNCT w3763487h57 8 1 finally finally ADV w3763487h57 8 2 , , PUNCT w3763487h57 8 3 by by ADP w3763487h57 8 4 approximating approximate VERB w3763487h57 8 5 the the DET w3763487h57 8 6 utility utility NOUN w3763487h57 8 7 function function NOUN w3763487h57 8 8 for for ADP w3763487h57 8 9 both both CCONJ w3763487h57 8 10 high high ADJ w3763487h57 8 11 and and CCONJ w3763487h57 8 12 low low ADJ w3763487h57 8 13 traffic traffic NOUN w3763487h57 8 14 loads load NOUN w3763487h57 8 15 , , PUNCT w3763487h57 8 16 we we PRON w3763487h57 8 17 show show VERB w3763487h57 8 18 that that SCONJ w3763487h57 8 19 maximization maximization NOUN w3763487h57 8 20 of of ADP w3763487h57 8 21 the the DET w3763487h57 8 22 energy energy NOUN w3763487h57 8 23 efficiency efficiency NOUN w3763487h57 8 24 leads lead VERB w3763487h57 8 25 to to ADP w3763487h57 8 26 a a DET w3763487h57 8 27 maximization maximization NOUN w3763487h57 8 28 of of ADP w3763487h57 8 29 the the DET w3763487h57 8 30 sum sum NOUN w3763487h57 8 31 - - PUNCT w3763487h57 8 32 throughput throughput NOUN w3763487h57 8 33 of of ADP w3763487h57 8 34 the the DET w3763487h57 8 35 system system NOUN w3763487h57 8 36 . . PUNCT