{"id":"https://openalex.org/W4410342917","doi":"https://doi.org/10.1109/ncc63735.2025.10983460","title":"LSTM-MLP Based CSI Feedback Analysis for Massive MIMO OTFS System","display_name":"LSTM-MLP Based CSI Feedback Analysis for Massive MIMO OTFS System","publication_year":2025,"publication_date":"2025-03-06","ids":{"openalex":"https://openalex.org/W4410342917","doi":"https://doi.org/10.1109/ncc63735.2025.10983460"},"language":"en","primary_location":{"id":"doi:10.1109/ncc63735.2025.10983460","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ncc63735.2025.10983460","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 National Conference on Communications (NCC)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5063801557","display_name":"Anusaya Swain","orcid":null},"institutions":[{"id":"https://openalex.org/I16292982","display_name":"National Institute of Technology Rourkela","ror":"https://ror.org/011gmn932","country_code":"IN","type":"education","lineage":["https://openalex.org/I16292982"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Anusaya Swain","raw_affiliation_strings":["National Institute of Technology Rourkela,Department of Electronics and Communication,Odisha,India"],"affiliations":[{"raw_affiliation_string":"National Institute of Technology Rourkela,Department of Electronics and Communication,Odisha,India","institution_ids":["https://openalex.org/I16292982"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033035563","display_name":"Shrishail M. Hiremath","orcid":"https://orcid.org/0000-0001-6763-1091"},"institutions":[{"id":"https://openalex.org/I16292982","display_name":"National Institute of Technology Rourkela","ror":"https://ror.org/011gmn932","country_code":"IN","type":"education","lineage":["https://openalex.org/I16292982"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Shrishail M. Hiremath","raw_affiliation_strings":["National Institute of Technology Rourkela,Department of Electronics and Communication,Odisha,India"],"affiliations":[{"raw_affiliation_string":"National Institute of Technology Rourkela,Department of Electronics and Communication,Odisha,India","institution_ids":["https://openalex.org/I16292982"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5075822182","display_name":"Sarat Kumar Patra","orcid":"https://orcid.org/0000-0002-6188-1302"},"institutions":[{"id":"https://openalex.org/I196486160","display_name":"National Institute of Technology Agartala","ror":"https://ror.org/03swyrn62","country_code":"IN","type":"education","lineage":["https://openalex.org/I196486160"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Sarat Kumar Patra","raw_affiliation_strings":["National Institute of Technology Agartala,Tripura,India"],"affiliations":[{"raw_affiliation_string":"National Institute of Technology Agartala,Tripura,India","institution_ids":["https://openalex.org/I196486160"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5063801557"],"corresponding_institution_ids":["https://openalex.org/I16292982"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.1060702,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12791","display_name":"Full-Duplex Wireless Communications","score":0.993399977684021,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12131","display_name":"Wireless Signal Modulation Classification","score":0.9891999959945679,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6861782670021057},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.607441246509552},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.40965455770492554},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.3951930105686188},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25786253809928894}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6861782670021057},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.607441246509552},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.40965455770492554},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.3951930105686188},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25786253809928894},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ncc63735.2025.10983460","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ncc63735.2025.10983460","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 National Conference on Communications (NCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1971903277","https://openalex.org/W2082029531","https://openalex.org/W2115706991","https://openalex.org/W2888002205","https://openalex.org/W2899663614","https://openalex.org/W2904220431","https://openalex.org/W2963145597","https://openalex.org/W2963986627","https://openalex.org/W2986351524","https://openalex.org/W3045610411","https://openalex.org/W3099350037","https://openalex.org/W3112162188","https://openalex.org/W3194009653","https://openalex.org/W4200206734","https://openalex.org/W4205806546","https://openalex.org/W4301184572","https://openalex.org/W4307001235","https://openalex.org/W4392980083","https://openalex.org/W4398765087","https://openalex.org/W4399110250","https://openalex.org/W4400275368","https://openalex.org/W4400276677","https://openalex.org/W4404132801","https://openalex.org/W6755977528","https://openalex.org/W6769770032"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"The":[0,23,81,169,250,272],"need":[1],"for":[2,101,110,283],"novel":[3,197],"modulation":[4,48],"techniques":[5],"has":[6,50],"increased":[7],"significantly":[8,79],"because":[9,126],"of":[10,18,61,122,127,131,148,159,163,248,253,279,287],"the":[11,45,58,75,97,111,128,134,152,157,164,178,181,192,221,242,246,254,260,276,280,299],"data":[12,149],"throughput":[13],"requirements,":[14],"reliability,":[15],"and":[16,29,107,187,265],"flexibility":[17],"fifth-generation":[19],"(5G)":[20],"cellular":[21,25],"systems.":[22],"wireless":[24,63],"networks":[26],"beyond":[27],"5G":[28],"sixth-generation":[30],"(6G)":[31],"aim":[32],"to":[33,56,67,92,120,143,151,156,176,183,209,240],"assist":[34],"reliable":[35],"communications":[36],"in":[37,71,114,133,200,213,225],"highspeed":[38],"applications.":[39],"Orthogonal":[40],"time":[41,222],"frequency":[42,115],"space":[43],"(OTFS),":[44],"recently":[46],"proposed":[47,255,281],"technique":[49],"emerged":[51],"as":[52,298,302,304],"a":[53,160,184,196,234,268],"potential":[54],"solution":[55],"fulfill":[57],"diverse":[59],"requirements":[60],"future-generation":[62],"communication":[64],"systems":[65,112],"due":[66,119],"its":[68],"superior":[69,277],"performance":[70,251,278,300],"high-mobility":[72],"environments":[73],"where":[74],"delay-Doppler":[76],"shifts":[77],"are":[78],"more.":[80],"base":[82],"station":[83],"(BS)":[84],"requires":[85],"precise":[86],"downlink":[87],"channel":[88,123,216],"state":[89],"information":[90,212,244],"(CSI)":[91],"be":[93],"sent":[94],"back":[95,150],"from":[96],"user":[98],"equipment":[99],"(UE)":[100],"precoding,":[102],"multi-user":[103],"scheduling,":[104],"spatial":[105],"multiplexing,":[106],"diversity":[108],"gain":[109],"operating":[113],"division":[116],"duplexing":[117],"(FDD)":[118],"absence":[121],"reciprocity.":[124],"However,":[125],"large":[129,161],"number":[130],"antennas":[132],"massive":[135],"MIMO":[136],"(M-MIMO)":[137],"OTFS":[138],"system,":[139],"it":[140,189],"is":[141,238,257],"difficult":[142],"send":[144],"this":[145,201],"substantial":[146],"amount":[147],"BS":[153],"which":[154],"leads":[155],"consumption":[158],"portion":[162],"limited":[165],"bandwidth":[166],"resources":[167],"available.":[168],"recent":[170],"approaches":[171],"utilize":[172],"deep":[173],"learning":[174],"(DL)":[175],"compress":[177],"CSI":[179],"at":[180,191],"UE":[182],"lower":[185],"dimension":[186],"recover":[188],"reliably":[190],"BS.":[193],"We":[194],"design":[195],"DL":[198],"framework":[199],"paper":[202],"that":[203],"exploits":[204],"long":[205],"short-term":[206],"memory":[207],"(LSTM)":[208],"capture":[210],"essential":[211],"highly":[214],"selective":[215],"conditions":[217],"taking":[218],"into":[219],"account":[220],"correlation":[223],"present":[224],"time-varying":[226],"channels.":[227],"In":[228],"addition,":[229],"an":[230],"attention":[231],"mechanism":[232],"with":[233,259],"multilayer":[235],"perceptron":[236],"(MLP)":[237],"used":[239],"identify":[241],"global":[243],"avoiding":[245],"problem":[247],"overfitting.":[249],"analysis":[252],"architecture":[256,282],"compared":[258],"baseline":[261],"frameworks":[262],"DFECsiNet,":[263],"CRNet,":[264],"CsiNet":[266],"using":[267],"synthetically":[269],"generated":[270],"dataset.":[271],"experimental":[273],"outcomes":[274],"exhibit":[275],"four":[284],"different":[285],"lengths":[286],"codeword":[288],"(N<inf":[289],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[290],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">s</inf>)":[291],"utilizing":[292],"normalized":[293],"mean":[294],"square":[295],"error":[296],"(NMSE)":[297],"indicator":[301],"well":[303],"maintaining":[305],"low":[306],"computational":[307],"complexity.":[308]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}