{"id":"https://openalex.org/W3010645399","doi":"https://doi.org/10.1109/access.2020.2980969","title":"ELM-Based Superimposed CSI Feedback for FDD Massive MIMO System","display_name":"ELM-Based Superimposed CSI Feedback for FDD Massive MIMO System","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3010645399","doi":"https://doi.org/10.1109/access.2020.2980969","mag":"3010645399"},"language":"en","primary_location":{"id":"doi:10.1109/access.2020.2980969","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.2980969","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09036963.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09036963.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5069520003","display_name":"Chaojin Qing","orcid":"https://orcid.org/0000-0002-8089-3181"},"institutions":[{"id":"https://openalex.org/I102345215","display_name":"Xihua University","ror":"https://ror.org/04gwtvf26","country_code":"CN","type":"education","lineage":["https://openalex.org/I102345215"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chaojin Qing","raw_affiliation_strings":["School of Electrical Engineering and Electronic Information, Xihua University, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-8089-3181","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Electronic Information, Xihua University, Chengdu, China","institution_ids":["https://openalex.org/I102345215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100636116","display_name":"Bin Cai","orcid":"https://orcid.org/0000-0002-9893-5052"},"institutions":[{"id":"https://openalex.org/I102345215","display_name":"Xihua University","ror":"https://ror.org/04gwtvf26","country_code":"CN","type":"education","lineage":["https://openalex.org/I102345215"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Cai","raw_affiliation_strings":["School of Electrical Engineering and Electronic Information, Xihua University, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Electronic Information, Xihua University, Chengdu, China","institution_ids":["https://openalex.org/I102345215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103193840","display_name":"Qingyao Yang","orcid":"https://orcid.org/0000-0003-4843-3377"},"institutions":[{"id":"https://openalex.org/I102345215","display_name":"Xihua University","ror":"https://ror.org/04gwtvf26","country_code":"CN","type":"education","lineage":["https://openalex.org/I102345215"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingyao Yang","raw_affiliation_strings":["School of Electrical Engineering and Electronic Information, Xihua University, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Electronic Information, Xihua University, Chengdu, China","institution_ids":["https://openalex.org/I102345215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056700552","display_name":"Jiafan Wang","orcid":"https://orcid.org/0000-0002-2955-1469"},"institutions":[{"id":"https://openalex.org/I4210088951","display_name":"Synopsys (United States)","ror":"https://ror.org/013by2m91","country_code":"US","type":"company","lineage":["https://openalex.org/I4210088951"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jiafan Wang","raw_affiliation_strings":["Solution Group, Synopsys Inc., Hillsboro, USA"],"raw_orcid":"https://orcid.org/0000-0002-2955-1469","affiliations":[{"raw_affiliation_string":"Solution Group, Synopsys Inc., Hillsboro, USA","institution_ids":["https://openalex.org/I4210088951"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101912486","display_name":"Chuan Huang","orcid":"https://orcid.org/0000-0001-5965-0823"},"institutions":[{"id":"https://openalex.org/I4210116924","display_name":"Chinese University of Hong Kong, Shenzhen","ror":"https://ror.org/02d5ks197","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633","https://openalex.org/I180726961","https://openalex.org/I4210116924"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chuan Huang","raw_affiliation_strings":["Future Network of Intelligence Institute and the School of Science and Engineering, Chinese University of Hong Kong, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0001-5965-0823","affiliations":[{"raw_affiliation_string":"Future Network of Intelligence Institute and the School of Science and Engineering, Chinese University of Hong Kong, Shenzhen, China","institution_ids":["https://openalex.org/I4210116924"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":1.9556,"has_fulltext":true,"cited_by_count":20,"citation_normalized_percentile":{"value":0.8891141,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":"8","issue":null,"first_page":"53408","last_page":"53418"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12676","display_name":"Machine Learning and ELM","score":0.9994000196456909,"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"}},"topics":[{"id":"https://openalex.org/T12676","display_name":"Machine Learning and ELM","score":0.9994000196456909,"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"}},{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":0.9958000183105469,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9950000047683716,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7026480436325073},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6994175910949707},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.34841907024383545},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.2512829303741455},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.22738990187644958},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.13954010605812073},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.11695235967636108}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7026480436325073},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6994175910949707},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.34841907024383545},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.2512829303741455},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.22738990187644958},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.13954010605812073},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.11695235967636108}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2020.2980969","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.2980969","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09036963.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:93ff8968a6ee43cd865c5fe1a8c2c2aa","is_oa":false,"landing_page_url":"https://doaj.org/article/93ff8968a6ee43cd865c5fe1a8c2c2aa","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 8, Pp 53408-53418 (2020)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2020.2980969","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.2980969","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09036963.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G122175111","display_name":null,"funder_award_id":"Z1120941","funder_id":"https://openalex.org/F4320324858","funder_display_name":"Xihua University"},{"id":"https://openalex.org/G4558123970","display_name":null,"funder_award_id":"15ZA0134","funder_id":"https://openalex.org/F4320322970","funder_display_name":"Education Department of Sichuan Province"},{"id":"https://openalex.org/G5765647807","display_name":null,"funder_award_id":"2018YFB1800800","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320322970","display_name":"Education Department of Sichuan Province","ror":"https://ror.org/05s1c4z27"},{"id":"https://openalex.org/F4320324858","display_name":"Xihua University","ror":"https://ror.org/04gwtvf26"},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3010645399.pdf","grobid_xml":"https://content.openalex.org/works/W3010645399.grobid-xml"},"referenced_works_count":37,"referenced_works":["https://openalex.org/W2023719693","https://openalex.org/W2074472353","https://openalex.org/W2099721949","https://openalex.org/W2109711397","https://openalex.org/W2120549790","https://openalex.org/W2163572752","https://openalex.org/W2249814854","https://openalex.org/W2294224885","https://openalex.org/W2317095563","https://openalex.org/W2380059575","https://openalex.org/W2568274150","https://openalex.org/W2786208074","https://openalex.org/W2800473611","https://openalex.org/W2886124254","https://openalex.org/W2901240584","https://openalex.org/W2911910187","https://openalex.org/W2953889685","https://openalex.org/W2954248373","https://openalex.org/W2957767832","https://openalex.org/W2963145597","https://openalex.org/W2963452556","https://openalex.org/W2967532333","https://openalex.org/W2968699891","https://openalex.org/W2973921813","https://openalex.org/W2977797911","https://openalex.org/W2990183786","https://openalex.org/W2992306119","https://openalex.org/W2996738570","https://openalex.org/W2999917673","https://openalex.org/W3003689553","https://openalex.org/W3007810166","https://openalex.org/W3041280537","https://openalex.org/W3045610411","https://openalex.org/W6764444942","https://openalex.org/W6766435141","https://openalex.org/W6767395772","https://openalex.org/W6770169216"],"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":{"In":[0,100],"frequency-division":[1],"duplexing":[2],"(FDD)":[3],"massive":[4],"multiple-input":[5],"multiple-output":[6],"(MIMO),":[7],"deep":[8],"learning":[9,52],"(DL)-based":[10],"superimposed":[11,55,72,119,186],"channel":[12],"state":[13],"information":[14],"(CSI)":[15],"feedback":[16,57],"has":[17,170],"presented":[18],"promising":[19],"performance.":[20],"However,":[21],"it":[22],"is":[23,58,68,91],"still":[24],"facing":[25],"many":[26],"challenges,":[27,49],"such":[28],"as":[29],"the":[30,65,101,107,115,126,139,152,166],"high":[31],"complexity":[32],"of":[33,38,110,117,132,161,184],"parameter":[34],"tuning,":[35],"large":[36],"number":[37],"training":[39,43,123,172,177],"parameters,":[40,173],"and":[41,70,98,129,164,178],"long":[42],"time,":[44],"etc.":[45],"To":[46],"overcome":[47],"these":[48],"an":[50,88],"extreme":[51],"machine":[53],"(ELM)-based":[54],"CSI":[56,67,97,163,187],"proposed":[59,167],"in":[60,63],"this":[61],"paper,":[62],"which":[64,149],"downlink":[66,96,162],"spread":[69],"then":[71],"on":[73],"uplink":[74],"user":[75],"data":[76],"sequence":[77],"(UL-US)":[78],"to":[79,82,93,113],"feed":[80],"back":[81],"base":[83],"station":[84],"(BS).":[85],"At":[86],"BS,":[87],"ELM-based":[89,103,111,134,168],"network":[90],"constructed":[92,102],"recover":[94],"both":[95],"UL-US.":[99],"network,":[104],"we":[105],"employ":[106],"simplified":[108],"versions":[109],"subnets":[112,116],"replace":[114],"DL-based":[118,185],"feedback,":[120],"yielding":[121],"less":[122,171],"parameters.":[124],"Besides,":[125],"input":[127],"weights":[128],"hidden":[130],"biases":[131],"each":[133],"subnet":[135],"are":[136],"loaded":[137],"from":[138],"same":[140],"matrix":[141],"by":[142],"using":[143],"its":[144],"full":[145],"or":[146,157],"partial":[147],"entries,":[148],"significantly":[150],"reduces":[151],"memory":[153],"requirement.":[154],"With":[155],"similar":[156],"better":[158],"recovery":[159],"performances":[160],"UL-US,":[165],"method":[169],"storage":[174],"space,":[175],"offline":[176],"online":[179],"running":[180],"time":[181],"than":[182],"those":[183],"feedback.":[188]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
