{"id":"https://openalex.org/W4407825838","doi":"https://doi.org/10.1109/tsp.2025.3544239","title":"Deep-Unfolded Massive Grant-Free Transmission in Cell-Free Wireless Communication Systems","display_name":"Deep-Unfolded Massive Grant-Free Transmission in Cell-Free Wireless Communication Systems","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4407825838","doi":"https://doi.org/10.1109/tsp.2025.3544239"},"language":"en","primary_location":{"id":"doi:10.1109/tsp.2025.3544239","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2025.3544239","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Signal Processing","raw_type":"journal-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/A5035438144","display_name":"Gangle Sun","orcid":"https://orcid.org/0000-0002-9663-1442"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Gangle Sun","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Mengyao Cao","orcid":"https://orcid.org/0000-0001-7749-7586"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mengyao Cao","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100636788","display_name":"Wenjin Wang","orcid":"https://orcid.org/0000-0002-5600-6589"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenjin Wang","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013867024","display_name":"Wei Xu","orcid":"https://orcid.org/0000-0001-9341-8382"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Xu","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5083617223","display_name":"Christoph Studer","orcid":"https://orcid.org/0000-0001-8950-6267"},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Christoph Studer","raw_affiliation_strings":["Department of Information Technology and Electrical Engineering, ETH Zurich, Z&#x00FC;rich, Switzerland"],"affiliations":[{"raw_affiliation_string":"Department of Information Technology and Electrical Engineering, ETH Zurich, Z&#x00FC;rich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5035438144"],"corresponding_institution_ids":["https://openalex.org/I76569877"],"apc_list":null,"apc_paid":null,"fwci":0.6973,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.67977509,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"73","issue":null,"first_page":"1094","last_page":"1109"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9968000054359436,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9968000054359436,"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/T12024","display_name":"Ultra-Wideband Communications Technology","score":0.9965999722480774,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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":0.5965614318847656},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.5745803117752075},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4564180374145508},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.38771161437034607},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3848489224910736}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5965614318847656},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.5745803117752075},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4564180374145508},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.38771161437034607},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3848489224910736}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tsp.2025.3544239","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2025.3544239","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Signal Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2713346084","display_name":null,"funder_award_id":"62371122","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2898782023","display_name":null,"funder_award_id":"62341110","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G666793759","display_name":null,"funder_award_id":"2020YFB1806608","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":68,"referenced_works":["https://openalex.org/W1540562499","https://openalex.org/W2054692642","https://openalex.org/W2100556411","https://openalex.org/W2106434019","https://openalex.org/W2132702454","https://openalex.org/W2286275639","https://openalex.org/W2338465892","https://openalex.org/W2492495631","https://openalex.org/W2592453562","https://openalex.org/W2706056020","https://openalex.org/W2784331297","https://openalex.org/W2890736047","https://openalex.org/W2906811121","https://openalex.org/W2964042011","https://openalex.org/W2965123227","https://openalex.org/W3011730771","https://openalex.org/W3041761469","https://openalex.org/W3042527581","https://openalex.org/W3045073837","https://openalex.org/W3081279169","https://openalex.org/W3089248281","https://openalex.org/W3111559089","https://openalex.org/W3131918509","https://openalex.org/W3173843961","https://openalex.org/W3178346894","https://openalex.org/W3188366979","https://openalex.org/W3196647917","https://openalex.org/W3196979233","https://openalex.org/W3199742680","https://openalex.org/W3204500065","https://openalex.org/W3209298344","https://openalex.org/W3210796143","https://openalex.org/W3211252859","https://openalex.org/W3211683490","https://openalex.org/W3213744143","https://openalex.org/W3215444490","https://openalex.org/W4200305003","https://openalex.org/W4212870808","https://openalex.org/W4226227183","https://openalex.org/W4283762348","https://openalex.org/W4283766559","https://openalex.org/W4285121015","https://openalex.org/W4285121626","https://openalex.org/W4285813935","https://openalex.org/W4290996511","https://openalex.org/W4312629554","https://openalex.org/W4312922447","https://openalex.org/W4315783218","https://openalex.org/W4318141576","https://openalex.org/W4320029412","https://openalex.org/W4321195186","https://openalex.org/W4321600745","https://openalex.org/W4362500674","https://openalex.org/W4379117319","https://openalex.org/W4385194622","https://openalex.org/W4385267487","https://openalex.org/W4387681966","https://openalex.org/W4388090370","https://openalex.org/W4388426815","https://openalex.org/W4389076530","https://openalex.org/W4391741428","https://openalex.org/W4392152508","https://openalex.org/W4401808194","https://openalex.org/W4401991169","https://openalex.org/W4402259861","https://openalex.org/W4403722416","https://openalex.org/W6638670064","https://openalex.org/W6639321117"],"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":{"Grant-free":[0],"transmission":[1,36],"and":[2,10,29,49,72,94,119,128,149],"cell-free":[3,38],"communication":[4,40],"are":[5],"vital":[6],"in":[7,37,144],"improving":[8],"coverage":[9],"quality-of-service":[11],"for":[12,33],"massive":[13,34],"machine-type":[14],"communication.":[15],"This":[16],"paper":[17],"proposes":[18],"a":[19,109,140],"novel":[20],"framework":[21],"of":[22,156],"joint":[23],"active":[24,102],"user":[25,103],"detection,":[26],"channel":[27,120],"estimation,":[28],"data":[30,117],"detection":[31,104],"(JACD)":[32],"grant-free":[35],"wireless":[39],"systems.":[41],"We":[42],"formulate":[43],"JACD":[44,131,159],"as":[45],"an":[46],"optimization":[47],"problem":[48],"solve":[50],"it":[51],"approximately":[52],"using":[53],"forward-backward":[54],"splitting.":[55],"To":[56,83,100,122],"deal":[57],"with":[58,90,139],"the":[59,65,80,116,154,157],"discrete":[60,66],"symbol":[61],"constraint,":[62],"we":[63,86,107,133,152],"relax":[64],"constellation":[67,81],"to":[68,129],"its":[69],"convex":[70],"hull":[71],"propose":[73],"two":[74,145],"approaches":[75],"that":[76,113],"promote":[77],"solutions":[78],"from":[79],"set.":[82],"reduce":[84],"complexity,":[85],"replace":[87],"costly":[88],"computations":[89],"approximate":[91,95],"shrinkage":[92],"operations":[93],"posterior":[96],"mean":[97],"estimator":[98],"computations.":[99],"improve":[101,130],"(AUD)":[105],"performance,":[106,132],"introduce":[108],"soft-output":[110],"AUD":[111],"module":[112],"considers":[114],"both":[115],"estimates":[118],"conditions.":[121],"jointly":[123],"optimize":[124],"all":[125],"algorithm":[126],"hyper-parameters":[127],"further":[134],"deploy":[135],"deep":[136],"unfolding":[137],"together":[138],"momentum":[141],"strategy,":[142],"resulting":[143],"algorithms":[146,160],"called":[147],"DU-ABC":[148],"DU-POEM.":[150],"Finally,":[151],"demonstrate":[153],"efficacy":[155],"proposed":[158],"via":[161],"extensive":[162],"system":[163],"simulations.":[164]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}
