{"id":"https://openalex.org/W4399404208","doi":"https://doi.org/10.1109/twc.2024.3407586","title":"Joint Multi-User Channel Estimation for RIS-Assisted Massive MIMO Systems","display_name":"Joint Multi-User Channel Estimation for RIS-Assisted Massive MIMO Systems","publication_year":2024,"publication_date":"2024-06-06","ids":{"openalex":"https://openalex.org/W4399404208","doi":"https://doi.org/10.1109/twc.2024.3407586"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2024.3407586","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2024.3407586","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless Communications","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/A5044896631","display_name":"Lei Zhou","orcid":"https://orcid.org/0000-0002-8499-5521"},"institutions":[{"id":"https://openalex.org/I181326427","display_name":"Donghua University","ror":"https://ror.org/035psfh38","country_code":"CN","type":"education","lineage":["https://openalex.org/I181326427"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lei Zhou","raw_affiliation_strings":["College of Information Science and Technology, Donghua University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0002-8499-5521","affiliations":[{"raw_affiliation_string":"College of Information Science and Technology, Donghua University, Shanghai, China","institution_ids":["https://openalex.org/I181326427"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032700528","display_name":"Jisheng Dai","orcid":"https://orcid.org/0000-0002-0462-4414"},"institutions":[{"id":"https://openalex.org/I181326427","display_name":"Donghua University","ror":"https://ror.org/035psfh38","country_code":"CN","type":"education","lineage":["https://openalex.org/I181326427"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jisheng Dai","raw_affiliation_strings":["College of Information Science and Technology, Donghua University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0002-0462-4414","affiliations":[{"raw_affiliation_string":"College of Information Science and Technology, Donghua University, Shanghai, China","institution_ids":["https://openalex.org/I181326427"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061152961","display_name":"Weichao Xu","orcid":"https://orcid.org/0000-0001-6516-0927"},"institutions":[{"id":"https://openalex.org/I139024713","display_name":"Guangdong University of Technology","ror":"https://ror.org/04azbjn80","country_code":"CN","type":"education","lineage":["https://openalex.org/I139024713"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weichao Xu","raw_affiliation_strings":["Department of Automatic Control, Guangdong University of Technology, Guangzhou, China"],"raw_orcid":"https://orcid.org/0000-0001-6516-0927","affiliations":[{"raw_affiliation_string":"Department of Automatic Control, Guangdong University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I139024713"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.8562,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.85480566,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":"23","issue":"10","first_page":"13993","last_page":"14006"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9993000030517578,"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":0.9993000030517578,"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":0.9973999857902527,"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":0.9934999942779541,"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":0.7217650413513184},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6793738007545471},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.6661537289619446},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.47846198081970215},{"id":"https://openalex.org/keywords/multi-user-mimo","display_name":"Multi-user MIMO","score":0.4169308841228485},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.36181873083114624},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3314647674560547},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10185852646827698}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7217650413513184},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6793738007545471},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.6661537289619446},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.47846198081970215},{"id":"https://openalex.org/C91330434","wikidata":"https://www.wikidata.org/wiki/Q738298","display_name":"Multi-user MIMO","level":4,"score":0.4169308841228485},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.36181873083114624},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3314647674560547},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10185852646827698},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/twc.2024.3407586","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2024.3407586","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6533728647","display_name":null,"funder_award_id":"62171141","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G816351047","display_name":"\u57fa\u4e8e\u8d1d\u53f6\u65af\u5206\u6790\u7684IRS\u8f85\u52a9\u901a\u4fe1\u7cfb\u7edf\u4fe1\u9053\u4f30\u8ba1\u6280\u672f\u7684\u7814\u7a76","funder_award_id":"62071206","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"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":53,"referenced_works":["https://openalex.org/W1510028821","https://openalex.org/W1938636034","https://openalex.org/W2028823365","https://openalex.org/W2116148865","https://openalex.org/W2120549790","https://openalex.org/W2127271355","https://openalex.org/W2128513990","https://openalex.org/W2141682101","https://openalex.org/W2163250608","https://openalex.org/W2163363194","https://openalex.org/W2526051344","https://openalex.org/W2768388424","https://openalex.org/W2945463326","https://openalex.org/W2962747376","https://openalex.org/W2981792785","https://openalex.org/W2985466239","https://openalex.org/W2990747873","https://openalex.org/W2994742101","https://openalex.org/W3008356568","https://openalex.org/W3011747750","https://openalex.org/W3027118737","https://openalex.org/W3048745140","https://openalex.org/W3049287381","https://openalex.org/W3081766336","https://openalex.org/W3096723356","https://openalex.org/W3118629792","https://openalex.org/W3128596355","https://openalex.org/W3133878048","https://openalex.org/W3134059753","https://openalex.org/W3134399128","https://openalex.org/W3144244478","https://openalex.org/W3159402647","https://openalex.org/W3180206688","https://openalex.org/W3180290512","https://openalex.org/W3194646605","https://openalex.org/W3195448355","https://openalex.org/W3197850413","https://openalex.org/W3204184545","https://openalex.org/W3214334574","https://openalex.org/W4210680740","https://openalex.org/W4211052828","https://openalex.org/W4212980349","https://openalex.org/W4225737845","https://openalex.org/W4226061238","https://openalex.org/W4285169037","https://openalex.org/W4287887619","https://openalex.org/W4294871588","https://openalex.org/W4312051188","https://openalex.org/W4312398668","https://openalex.org/W4313188240","https://openalex.org/W4321770460","https://openalex.org/W4387831744","https://openalex.org/W6684101231"],"related_works":["https://openalex.org/W2545343974","https://openalex.org/W1500439066","https://openalex.org/W2542194775","https://openalex.org/W2182661536","https://openalex.org/W1987031311","https://openalex.org/W1969186191","https://openalex.org/W1972505359","https://openalex.org/W2112772594","https://openalex.org/W1480258634","https://openalex.org/W2558549271"],"abstract_inverted_index":{"Accurate":[0],"channel":[1,36,47,73,104,129],"estimation":[2,37,48,74],"plays":[3],"a":[4,22,70,78,93,134,146,155],"pivotal":[5],"role":[6],"in":[7,26],"realizing":[8],"the":[9,27,32,45,56,59,87,118,126,140,172,175,179],"passive":[10],"beamforming":[11],"gain":[12],"of":[13,58,121,174],"reconfigurable":[14],"intelligent":[15],"surfaces":[16],"(RIS).":[17],"Multi-user":[18],"RIS-assisted":[19,103],"channels":[20],"exhibit":[21],"common":[23,88],"sparse":[24,95,128,166],"structure":[25],"angular":[28],"domain,":[29],"which":[30,53],"offers":[31],"potential":[33],"to":[34,84,116,159],"enhance":[35],"performance.":[38],"Nonetheless,":[39],"most":[40],"existing":[41],"methods":[42],"simply":[43],"partition":[44],"multi-user":[46,72,102],"problem":[49,75],"into":[50],"multiple":[51],"sub-problems,":[52],"regrettably":[54],"neglect":[55],"exploitation":[57],"shared":[60],"property":[61],"across":[62],"different":[63],"users.":[64],"In":[65],"this":[66],"paper,":[67],"we":[68,132],"formulate":[69],"unified":[71],"and":[76,110,163],"propose":[77],"computationally":[79],"efficient":[80],"message":[81,136],"passing":[82,137],"approach":[83],"jointly":[85],"extract":[86],"sparsity.":[89],"We":[90],"first":[91],"introduce":[92],"new":[94],"Bayesian":[96,143],"learning":[97],"(SBL)":[98],"framework":[99],"for":[100,139],"joint":[101,127,142],"estimation,":[105],"where":[106],"some":[107],"auxiliary":[108],"variables":[109,124],"Dirac":[111],"delta":[112],"distributions":[113],"are":[114],"introduced":[115],"handle":[117],"intricate":[119],"interplay":[120],"numerous":[122],"unknown":[123],"within":[125],"representation.":[130],"Subsequently,":[131],"devise":[133],"reassembled":[135],"algorithm":[138,177],"associated":[141],"inference,":[144],"incorporating":[145],"three-stage":[147],"expected":[148],"propagation":[149],"approximation":[150],"(EPA)":[151],"procedure":[152],"along":[153],"with":[154],"novel":[156],"reassembling":[157],"technology":[158],"facilitate":[160],"variable":[161],"decoupling":[162],"ensure":[164],"reliable":[165],"signal":[167],"recovery.":[168],"Simulation":[169],"results":[170],"demonstrate":[171],"superiority":[173],"proposed":[176],"over":[178],"state-of-the-art":[180],"counterparts.":[181]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":6}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
