{"id":"https://openalex.org/W4410204586","doi":"https://doi.org/10.1109/tvt.2025.3568213","title":"Improved Iterative Reweighted Multiuser Detectors for Massive Machine-Type Communications","display_name":"Improved Iterative Reweighted Multiuser Detectors for Massive Machine-Type Communications","publication_year":2025,"publication_date":"2025-05-08","ids":{"openalex":"https://openalex.org/W4410204586","doi":"https://doi.org/10.1109/tvt.2025.3568213"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2025.3568213","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2025.3568213","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","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/A5100372780","display_name":"Xiaoxu Zhang","orcid":"https://orcid.org/0000-0002-6631-6177"},"institutions":[{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xiaoxu Zhang","raw_affiliation_strings":["Southwest Jiaotong University, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-6631-6177","affiliations":[{"raw_affiliation_string":"Southwest Jiaotong University, Chengdu, China","institution_ids":["https://openalex.org/I4800084"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057469477","display_name":"Xueping Lan","orcid":null},"institutions":[{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xueping Lan","raw_affiliation_strings":["Southwest Jiaotong University, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Southwest Jiaotong University, Chengdu, China","institution_ids":["https://openalex.org/I4800084"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Dongping Zheng","orcid":"https://orcid.org/0009-0008-6140-3192"},"institutions":[{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dongping Zheng","raw_affiliation_strings":["Southwest Jiaotong University, Chengdu, China"],"raw_orcid":"https://orcid.org/0009-0008-6140-3192","affiliations":[{"raw_affiliation_string":"Southwest Jiaotong University, Chengdu, China","institution_ids":["https://openalex.org/I4800084"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037292846","display_name":"Ming Xiao","orcid":"https://orcid.org/0000-0002-5407-0835"},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Ming Xiao","raw_affiliation_strings":["Department of Communication Theory, Royal Institute of Technology, Stockholm, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-5407-0835","affiliations":[{"raw_affiliation_string":"Department of Communication Theory, Royal Institute of Technology, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002904166","display_name":"Zhiguo Ding","orcid":"https://orcid.org/0000-0001-5280-384X"},"institutions":[{"id":"https://openalex.org/I176601375","display_name":"Khalifa University of Science and Technology","ror":"https://ror.org/05hffr360","country_code":"AE","type":"education","lineage":["https://openalex.org/I176601375"]}],"countries":["AE"],"is_corresponding":false,"raw_author_name":"Zhiguo Ding","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science, Khalifa University, Abu Dhabi, UAE"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science, Khalifa University, Abu Dhabi, UAE","institution_ids":["https://openalex.org/I176601375"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064437214","display_name":"Zheng Ma","orcid":"https://orcid.org/0000-0002-0251-1483"},"institutions":[{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zheng Ma","raw_affiliation_strings":["Southwest Jiaotong University, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-0251-1483","affiliations":[{"raw_affiliation_string":"Southwest Jiaotong University, Chengdu, China","institution_ids":["https://openalex.org/I4800084"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5012024270","display_name":"Zhengquan Zhang","orcid":"https://orcid.org/0000-0002-7347-0324"},"institutions":[{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhengquan Zhang","raw_affiliation_strings":["Southwest Jiaotong University, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-7347-0324","affiliations":[{"raw_affiliation_string":"Southwest Jiaotong University, Chengdu, China","institution_ids":["https://openalex.org/I4800084"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5100372780"],"corresponding_institution_ids":["https://openalex.org/I4800084"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.07507627,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"74","issue":"10","first_page":"16506","last_page":"16510"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12079","display_name":"IoT Networks and Protocols","score":0.9919000267982483,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9919000267982483,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9890000224113464,"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":0.9843999743461609,"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/detector","display_name":"Detector","score":0.6061601638793945},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5526635050773621},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.5212719440460205},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.31827467679977417},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24278178811073303}],"concepts":[{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.6061601638793945},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5526635050773621},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.5212719440460205},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.31827467679977417},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24278178811073303}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2025.3568213","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2025.3568213","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.5299999713897705,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G1397133892","display_name":null,"funder_award_id":"U2268201","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1481524095","display_name":null,"funder_award_id":"62361136810","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G40933563","display_name":null,"funder_award_id":"2023NSFSC0455","funder_id":"https://openalex.org/F4320329861","funder_display_name":"Natural Science Foundation of Sichuan Province"},{"id":"https://openalex.org/G6018493712","display_name":null,"funder_award_id":"62020106001","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6817301719","display_name":null,"funder_award_id":"62271419","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8508349087","display_name":null,"funder_award_id":"W2431049","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation 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/F4320329861","display_name":"Natural Science Foundation of Sichuan Province","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W2161765392","https://openalex.org/W2594823271","https://openalex.org/W2903681460","https://openalex.org/W2973154925","https://openalex.org/W3027993135","https://openalex.org/W3047813057","https://openalex.org/W3188471753","https://openalex.org/W3194460340","https://openalex.org/W3209829626","https://openalex.org/W4225300977","https://openalex.org/W4281732058","https://openalex.org/W4313524893","https://openalex.org/W4387870080","https://openalex.org/W4391381997"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2051487156","https://openalex.org/W2073681303","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109"],"abstract_inverted_index":{"Grant-free":[0],"non-orthogonal":[1],"multiple":[2],"access":[3,21],"(GF-NOMA)":[4],"is":[5,82],"a":[6],"promising":[7],"technique":[8],"for":[9,29,213],"6G":[10],"massive":[11,17],"machine-type":[12],"communications":[13],"(mMTC)":[14],"to":[15,41,84,92,132,170,216],"support":[16],"connectivity":[18],"and":[19,45,60,69,137,179],"reduce":[20],"latency.":[22],"However,":[23],"the":[24,52,77,86,97,110,118,125,140,149,157,163,166,172,186,203,210,214],"multi-user":[25],"detection":[26],"(MUD)":[27],"method":[28],"single":[30],"measurement":[31],"vector":[32],"(SMV)":[33],"models":[34],"in":[35,191],"GF-NOMA":[36],"still":[37],"poses":[38],"challenges":[39],"due":[40],"its":[42],"low":[43],"accuracy":[44,119],"high":[46],"computational":[47,158],"complexity.":[48],"This":[49],"paper":[50],"studies":[51],"improvement":[53,197],"space":[54],"of":[55,64,74,79,88,104,120,135,160,165],"iterative":[56,114],"reweighted":[57],"(IR)":[58],"detectors":[59],"proposes":[61],"two":[62,196],"aspects":[63],"improvement,":[65],"error":[66,75,204],"performance":[67,95],"optimization":[68],"runtime":[70],"optimization.":[71],"In":[72,102],"terms":[73,103],"performance,":[76,205],"convergence":[78,142],"regularization":[80,98,127],"parameters":[81,99,128],"introduced":[83],"solve":[85],"problem":[87],"not":[89,199],"being":[90],"able":[91],"approach":[93],"optimal":[94],"when":[96],"are":[100],"fixed.":[101],"running":[105],"time,":[106],"firstly,":[107],"based":[108,147],"on":[109,148],"conjugate":[111,144,151],"gradients":[112],"(CG)":[113],"method,":[115,154],"IR-CG":[116,161],"improves":[117,156,202],"IR-based":[121],"MUD":[122],"by":[123,194],"replacing":[124],"fixed":[126],"with":[129,143,162,175],"variable":[130],"ones":[131],"avoid":[133],"overfitting":[134],"noise,":[136],"also":[138,207],"accelerates":[139],"iteration":[141],"gradient.":[145],"Subsequently,":[146],"preconditioned":[150],"gradient":[152],"(PCG)":[153],"IR-PCG":[155],"efficiency":[159],"help":[164],"incomplete":[167],"Choleski":[168],"decomposition":[169],"make":[171],"coefficient":[173],"matrix":[174],"higher":[176],"condition":[177],"number":[178],"sparsity":[180],"property.":[181],"Simulation":[182],"results":[183],"show":[184],"that":[185],"improved":[187],"IR":[188],"detector":[189,215],"proposed":[190],"this":[192],"paper,":[193],"combining":[195],"measures,":[198],"only":[200],"slightly":[201],"but":[206],"significantly":[208],"shortens":[209],"time":[211],"required":[212],"operate.":[217]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}