{"id":"https://openalex.org/W4214922995","doi":"https://doi.org/10.1109/twc.2022.3153106","title":"Massive Connectivity Over MIMO-OFDM: Joint Activity Detection and Channel Estimation With Frequency Selectivity Compensation","display_name":"Massive Connectivity Over MIMO-OFDM: Joint Activity Detection and Channel Estimation With Frequency Selectivity Compensation","publication_year":2022,"publication_date":"2022-03-02","ids":{"openalex":"https://openalex.org/W4214922995","doi":"https://doi.org/10.1109/twc.2022.3153106"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2022.3153106","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2022.3153106","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/A5103076062","display_name":"Wenjun Jiang","orcid":"https://orcid.org/0000-0002-8167-6541"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenjun Jiang","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-8167-6541","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033942200","display_name":"Mingyang Yue","orcid":"https://orcid.org/0000-0002-6338-0245"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mingyang Yue","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-6338-0245","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063946480","display_name":"Xiaojun Yuan","orcid":"https://orcid.org/0000-0002-0433-6535"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaojun Yuan","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-0433-6535","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055588772","display_name":"Yong Zuo","orcid":"https://orcid.org/0000-0001-5642-7888"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yong Zuo","raw_affiliation_strings":["College of Electronic Science and Technology, National University of Defense Technology, Changsha, China"],"raw_orcid":"https://orcid.org/0000-0001-5642-7888","affiliations":[{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.032,"has_fulltext":false,"cited_by_count":24,"citation_normalized_percentile":{"value":0.86423551,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"21","issue":"9","first_page":"6920","last_page":"6934"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998999834060669,"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":0.9998999834060669,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9994999766349792,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.698186993598938},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.677512526512146},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6153646111488342},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.5767205357551575},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.516372799873352},{"id":"https://openalex.org/keywords/compensation","display_name":"Compensation (psychology)","score":0.49671584367752075},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.4262947738170624},{"id":"https://openalex.org/keywords/frequency-selectivity","display_name":"Frequency selectivity","score":0.41348040103912354},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.34470298886299133},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.2599436044692993},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08266833424568176}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.698186993598938},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.677512526512146},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6153646111488342},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.5767205357551575},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.516372799873352},{"id":"https://openalex.org/C2780023022","wikidata":"https://www.wikidata.org/wiki/Q1338171","display_name":"Compensation (psychology)","level":2,"score":0.49671584367752075},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.4262947738170624},{"id":"https://openalex.org/C2909008984","wikidata":"https://www.wikidata.org/wiki/Q108584245","display_name":"Frequency selectivity","level":2,"score":0.41348040103912354},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.34470298886299133},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.2599436044692993},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08266833424568176},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C11171543","wikidata":"https://www.wikidata.org/wiki/Q41630","display_name":"Psychoanalysis","level":1,"score":0.0},{"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.2022.3153106","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2022.3153106","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/G3738287161","display_name":null,"funder_award_id":"2018YFB1801105","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G7703031888","display_name":null,"funder_award_id":"2021YFH0014","funder_id":"https://openalex.org/F4320333335","funder_display_name":"Sichuan Province Science and Technology Support Program"}],"funders":[{"id":"https://openalex.org/F4320333335","display_name":"Sichuan Province Science and Technology Support Program","ror":null},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W250076511","https://openalex.org/W1934021597","https://openalex.org/W1985690171","https://openalex.org/W2000828982","https://openalex.org/W2082029531","https://openalex.org/W2102251435","https://openalex.org/W2160015451","https://openalex.org/W2422021507","https://openalex.org/W2424756697","https://openalex.org/W2508031406","https://openalex.org/W2610971674","https://openalex.org/W2619204584","https://openalex.org/W2706056020","https://openalex.org/W2784277076","https://openalex.org/W2784331297","https://openalex.org/W2808769356","https://openalex.org/W2883289908","https://openalex.org/W2884333066","https://openalex.org/W2890736047","https://openalex.org/W2894772806","https://openalex.org/W2898277434","https://openalex.org/W2933050413","https://openalex.org/W2940648595","https://openalex.org/W2945463326","https://openalex.org/W2963035503","https://openalex.org/W2963482940","https://openalex.org/W2980231147","https://openalex.org/W2983810220","https://openalex.org/W2985210419","https://openalex.org/W3001370401","https://openalex.org/W3008218996","https://openalex.org/W3041761469","https://openalex.org/W3098848552","https://openalex.org/W3112216149","https://openalex.org/W3127330152","https://openalex.org/W3214019597","https://openalex.org/W4250955649","https://openalex.org/W6640231202"],"related_works":["https://openalex.org/W2366188968","https://openalex.org/W2159772567","https://openalex.org/W2188042986","https://openalex.org/W2539022530","https://openalex.org/W2738743879","https://openalex.org/W2187587942","https://openalex.org/W2955108753","https://openalex.org/W2045896346","https://openalex.org/W2136447040","https://openalex.org/W2138392306"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,51,116,144],"study":[4],"how":[5],"to":[6,31,81,96,109,152,164,184],"efficiently":[7],"and":[8,13,68,77,102,123],"reliably":[9,110],"detect":[10],"active":[11,120],"devices":[12],"estimate":[14],"their":[15],"channels":[16],"in":[17,86,99,126],"a":[18,53,69,132],"multiple-input":[19],"multiple-output":[20],"orthogonal":[21],"frequency-division":[22],"multiplexing":[23],"(OFDM)":[24],"based":[25],"grant-free":[26],"non-orthogonal":[27],"multiple":[28],"access":[29],"system":[30,130],"enable":[32],"massive":[33],"machine-type":[34],"communication":[35],"(mMTC).":[36],"First,":[37],"by":[38],"exploiting":[39,137],"the":[40,43,48,59,83,92,103,112,118,127,138,141,154,161,166,169,192,196,200],"correlation":[41],"of":[42,94,140,168,195],"channel":[44,56,85,100,113,124,142],"frequency":[45],"responses":[46],"across":[47],"OFDM":[49,61],"subcarriers,":[50],"propose":[52,145],"block-wise":[54,128],"linear":[55,70,129],"model.":[57],"Specifically,":[58],"continuous":[60],"subcarriers":[62],"are":[63],"divided":[64],"into":[65,180],"several":[66],"sub-blocks":[67],"function":[71],"with":[72],"only":[73],"two":[74],"variables":[75,95],"(mean":[76],"slope)":[78],"is":[79],"used":[80],"approximate":[82],"frequency-selective":[84],"each":[87],"sub-block.":[88],"This":[89],"significantly":[90],"reduces":[91],"number":[93,105],"be":[97,107],"determined":[98],"estimation,":[101],"sub-block":[104],"can":[106],"adjusted":[108],"compensate":[111],"frequency-selectivity.":[114],"Second,":[115],"formulate":[117],"joint":[119],"device":[121],"detection":[122],"estimation":[125],"as":[131],"Bayesian":[133,155],"inference":[134,156],"problem.":[135,157],"By":[136],"block-sparsity":[139],"matrix,":[143],"an":[146],"efficient":[147],"turbo":[148,170,181],"message":[149,171,182],"passing":[150,172,183],"algorithm":[151,198],"solve":[153],"We":[158,174],"then":[159],"develop":[160],"state":[162],"evolution":[163],"predict":[165],"performance":[167,194],"algorithm.":[173],"further":[175],"incorporate":[176],"machine":[177],"learning":[178],"approaches":[179],"learn":[185],"unknown":[186],"model":[187],"parameters.":[188],"Numerical":[189],"results":[190],"demonstrate":[191],"superior":[193],"proposed":[197],"over":[199],"state-of-the-art":[201],"algorithms.":[202]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":9},{"year":2023,"cited_by_count":7}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2022-03-05T00:00:00"}