{"id":"https://openalex.org/W4404132780","doi":"https://doi.org/10.1109/tvt.2024.3493463","title":"CSI-GPT: Integrating Generative Pre-Trained Transformer With Federated-Tuning to Acquire Downlink Massive MIMO Channels","display_name":"CSI-GPT: Integrating Generative Pre-Trained Transformer With Federated-Tuning to Acquire Downlink Massive MIMO Channels","publication_year":2024,"publication_date":"2024-11-07","ids":{"openalex":"https://openalex.org/W4404132780","doi":"https://doi.org/10.1109/tvt.2024.3493463"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2024.3493463","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2024.3493463","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":null,"display_name":"Ye Zeng","orcid":"https://orcid.org/0009-0001-6548-3539"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ye Zeng","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0001-6548-3539","affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Li Qiao","orcid":"https://orcid.org/0000-0003-0586-189X"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li Qiao","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-0586-189X","affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054396881","display_name":"Zhen Gao","orcid":"https://orcid.org/0000-0002-2709-0216"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhen Gao","raw_affiliation_strings":["State Key Laboratory of CNS/ATM, Beijing Institute of Technology, Beijing, China","State Key Laboratory of CNS/ATM, Beijing Instituteof Technology (BIT), Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-2709-0216","affiliations":[{"raw_affiliation_string":"State Key Laboratory of CNS/ATM, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"State Key Laboratory of CNS/ATM, Beijing Instituteof Technology (BIT), Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101632884","display_name":"Tong Qin","orcid":"https://orcid.org/0000-0001-8805-828X"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tong Qin","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114174331","display_name":"Ziheng Wu","orcid":"https://orcid.org/0009-0006-5537-2217"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]},{"id":"https://openalex.org/I4210089040","display_name":"Beijing Institute of Optoelectronic Technology","ror":"https://ror.org/0099d6q96","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210089040"]},{"id":"https://openalex.org/I4405259188","display_name":"State Key Laboratory of Explosion Science and Safety Protection","ror":"https://ror.org/01w9z6890","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4405259188"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhonghuai Wu","raw_affiliation_strings":["State Key Laboratory of Explosion Science and Safety Protection, Beijing Key Laboratory for Precision Optoelectronic Measurement Instrument and Technology, School of Optics and Photonics, Beijing Institute of Technology, Beijing, China","Beijing Key Laboratory for Precision Optoelectronic Measurement Instrument and Technology, School of Optics and Photonics, Beijing Institute of Technology, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Explosion Science and Safety Protection, Beijing Key Laboratory for Precision Optoelectronic Measurement Instrument and Technology, School of Optics and Photonics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I4210089040","https://openalex.org/I4405259188"]},{"raw_affiliation_string":"Beijing Key Laboratory for Precision Optoelectronic Measurement Instrument and Technology, School of Optics and Photonics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072720196","display_name":"Emad Khalaf","orcid":"https://orcid.org/0000-0002-3003-8881"},"institutions":[{"id":"https://openalex.org/I185163786","display_name":"King Abdulaziz University","ror":"https://ror.org/02ma4wv74","country_code":"SA","type":"education","lineage":["https://openalex.org/I185163786"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Emad Khalaf","raw_affiliation_strings":["Electrical and Computer Engineering Department, Faculty of Engineering, King Abdulaziz University, Jeddah, Saudi Arabia"],"raw_orcid":"https://orcid.org/0000-0002-3003-8881","affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering Department, Faculty of Engineering, King Abdulaziz University, Jeddah, Saudi Arabia","institution_ids":["https://openalex.org/I185163786"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100320969","display_name":"Sheng Chen","orcid":"https://orcid.org/0000-0001-6882-600X"},"institutions":[{"id":"https://openalex.org/I43439940","display_name":"University of Southampton","ror":"https://ror.org/01ryk1543","country_code":"GB","type":"education","lineage":["https://openalex.org/I43439940"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Sheng Chen","raw_affiliation_strings":["School of Electronics and Computer Science, University of Southampton, Southampton, U.K"],"raw_orcid":"https://orcid.org/0000-0001-6882-600X","affiliations":[{"raw_affiliation_string":"School of Electronics and Computer Science, University of Southampton, Southampton, U.K","institution_ids":["https://openalex.org/I43439940"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5057916222","display_name":"Mohsen Guizani","orcid":"https://orcid.org/0000-0002-8972-8094"},"institutions":[{"id":"https://openalex.org/I4210113480","display_name":"Mohamed bin Zayed University of Artificial Intelligence","ror":"https://ror.org/0258gkt32","country_code":"AE","type":"education","lineage":["https://openalex.org/I4210113480"]}],"countries":["AE"],"is_corresponding":false,"raw_author_name":"Mohsen Guizani","raw_affiliation_strings":["Department of Machine Learning, Mohamed bin Zayed University of Artificial Intelligence, Masdar, UAE","Machine Learning Department, Mohamed bin Zayed University of Artificial Intelligence (MBZUAI), UAE"],"raw_orcid":"https://orcid.org/0000-0002-8972-8094","affiliations":[{"raw_affiliation_string":"Department of Machine Learning, Mohamed bin Zayed University of Artificial Intelligence, Masdar, UAE","institution_ids":["https://openalex.org/I4210113480"]},{"raw_affiliation_string":"Machine Learning Department, Mohamed bin Zayed University of Artificial Intelligence (MBZUAI), UAE","institution_ids":["https://openalex.org/I4210113480"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.5611,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.82689651,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":"74","issue":"3","first_page":"5187","last_page":"5192"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9599999785423279,"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":0.9599999785423279,"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":0.9071000218391418,"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"}},{"id":"https://openalex.org/T13905","display_name":"Telecommunications and Broadcasting Technologies","score":0.9042999744415283,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/mimo","display_name":"MIMO","score":0.6217519640922546},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.5938597917556763},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5546179413795471},{"id":"https://openalex.org/keywords/transformer","display_name":"Transformer","score":0.5155155658721924},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.46132153272628784},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3107658922672272},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2814438045024872},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.23651555180549622},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.21095657348632812},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.2063474953174591}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6217519640922546},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.5938597917556763},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5546179413795471},{"id":"https://openalex.org/C66322947","wikidata":"https://www.wikidata.org/wiki/Q11658","display_name":"Transformer","level":3,"score":0.5155155658721924},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.46132153272628784},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3107658922672272},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2814438045024872},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.23651555180549622},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.21095657348632812},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.2063474953174591}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tvt.2024.3493463","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2024.3493463","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"},{"id":"pmh:oai:eprints.soton.ac.uk:495834","is_oa":false,"landing_page_url":"http://doi.org/10.1109/TVT.2024.3493463>).","pdf_url":null,"source":{"id":"https://openalex.org/S4306401019","display_name":"ePrints Soton (University of Southampton)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I43439940","host_organization_name":"University of Southampton","host_organization_lineage":["https://openalex.org/I43439940"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.7200000286102295}],"awards":[{"id":"https://openalex.org/G1748505506","display_name":null,"funder_award_id":"U2233216","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6139073070","display_name":null,"funder_award_id":"62471036","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7894506616","display_name":null,"funder_award_id":"ZR2022YQ62","funder_id":"https://openalex.org/F4320324174","funder_display_name":"Natural Science Foundation of Shandong Province"},{"id":"https://openalex.org/G8699371724","display_name":null,"funder_award_id":"L242011","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322919","display_name":"Natural Science Foundation of Beijing Municipality","ror":null},{"id":"https://openalex.org/F4320324174","display_name":"Natural Science Foundation of Shandong Province","ror":null},{"id":"https://openalex.org/F4320334978","display_name":"Beijing Nova Program","ror":"https://ror.org/034k14f91"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W1938636034","https://openalex.org/W2963145597","https://openalex.org/W2973921813","https://openalex.org/W3003689553","https://openalex.org/W3006919779","https://openalex.org/W3011593776","https://openalex.org/W3101232705","https://openalex.org/W3119680904","https://openalex.org/W3138516171","https://openalex.org/W3157093784","https://openalex.org/W3167779900","https://openalex.org/W3205718659","https://openalex.org/W3216108359","https://openalex.org/W4205733733","https://openalex.org/W4213019189","https://openalex.org/W4285292015","https://openalex.org/W4285307882","https://openalex.org/W4312050602","https://openalex.org/W4312557000","https://openalex.org/W4312735976","https://openalex.org/W4321195607","https://openalex.org/W4385213791","https://openalex.org/W4388966692","https://openalex.org/W4390938914","https://openalex.org/W4391092876","https://openalex.org/W4392940144","https://openalex.org/W4394939012","https://openalex.org/W4396688723","https://openalex.org/W4401879344","https://openalex.org/W6640963894","https://openalex.org/W6811222999","https://openalex.org/W6846725466"],"related_works":["https://openalex.org/W2548963335","https://openalex.org/W2159941915","https://openalex.org/W1995129237","https://openalex.org/W4388081250","https://openalex.org/W2909457694","https://openalex.org/W1761601995","https://openalex.org/W2904599916","https://openalex.org/W4321608401","https://openalex.org/W4300468626","https://openalex.org/W3193749313"],"abstract_inverted_index":{"In":[0,20],"massive":[1],"multiple-input":[2],"multiple-output":[3],"(MIMO)":[4],"systems,":[5],"how":[6],"to":[7,37,54,72,166],"reliably":[8],"acquire":[9,55],"downlink":[10,40,56,61],"channel":[11,50,62,85],"state":[12],"information":[13],"(CSI)":[14],"with":[15,30],"low":[16],"overhead":[17,154],"is":[18],"challenging.":[19],"this":[21],"work,":[22],"by":[23,156],"integrating":[24],"the":[25,74,106,123,151,158,167,175,178,182,186],"generative":[26],"pre-trained":[27,124],"Transformer":[28],"(GPT)":[29],"federated-tuning,":[31],"we":[32,44,80,129],"propose":[33,46,81,130],"a":[34,47,82,97,137],"CSI-GPT":[35],"approach":[36],"realize":[38],"efficient":[39],"CSI":[41,66,93,102,110,160],"acquisition.":[42],"Specifically,":[43],"first":[45],"Swin":[48],"Transformer-based":[49],"acquisition":[51],"network":[52],"(SWTCAN)":[53],"CSI,":[57],"where":[58,135],"pilot":[59],"signals,":[60],"estimation,":[63],"and":[64,145,181],"uplink":[65],"feedback":[67],"are":[68,143],"jointly":[69],"designed.":[70],"Furthermore,":[71],"solve":[73],"problem":[75],"of":[76,100,140,177,185],"insufficient":[77],"training":[78],"data,":[79],"variational":[83],"auto-encoder-based":[84],"sample":[86],"generator":[87],"(VAE-CSG),":[88],"which":[89],"can":[90],"generate":[91],"sufficient":[92],"samples":[94,161],"based":[95],"on":[96],"limited":[98],"number":[99],"high-quality":[101],"data":[103],"obtained":[104],"from":[105,113,162],"current":[107],"cell.":[108],"The":[109],"dataset":[111],"generated":[112],"VAE-CSG":[114],"will":[115],"be":[116],"used":[117],"for":[118,126,169],"pre-training":[119],"SWTCAN.":[120],"To":[121],"fine-tune":[122],"SWTCAN":[125,141,180],"improved":[127],"performance,":[128],"an":[131],"online":[132],"federated-tuning":[133,188],"method,":[134],"only":[136],"small":[138],"amount":[139],"parameters":[142],"unfrozen":[144],"updated":[146],"using":[147],"over-the-air":[148],"computation,":[149],"avoiding":[150],"high":[152],"communication":[153,183],"caused":[155],"aggregating":[157],"complete":[159],"user":[163],"equipment":[164],"(UEs)":[165],"BS":[168],"centralized":[170],"fine-tuning.":[171],"Simulation":[172],"results":[173],"verify":[174],"advantages":[176],"proposed":[179,187],"efficiency":[184],"method.":[189]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":8}],"updated_date":"2026-08-12T21:12:35.861297","created_date":"2025-10-10T00:00:00"}