{"id":"https://openalex.org/W4297911493","doi":"https://doi.org/10.1109/iccc55456.2022.9880666","title":"Dynamic Clustering and Power Control for Two-Tier Over-the-Air Federated Learning","display_name":"Dynamic Clustering and Power Control for Two-Tier Over-the-Air Federated Learning","publication_year":2022,"publication_date":"2022-08-11","ids":{"openalex":"https://openalex.org/W4297911493","doi":"https://doi.org/10.1109/iccc55456.2022.9880666"},"language":"en","primary_location":{"id":"doi:10.1109/iccc55456.2022.9880666","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccc55456.2022.9880666","pdf_url":null,"source":{"id":"https://openalex.org/S4363608039","display_name":"2022 IEEE/CIC International Conference on Communications in China (ICCC)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE/CIC International Conference on Communications in China (ICCC)","raw_type":"proceedings-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/A5101398115","display_name":"Wei Guo","orcid":"https://orcid.org/0000-0002-9936-1409"},"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":true,"raw_author_name":"Wei Guo","raw_affiliation_strings":["The Chinese University of Hong Kong,School of Science and Engineering (SSE) and Future Network of Intelligence Institute (FNii),Shenzhen,China,518172"],"affiliations":[{"raw_affiliation_string":"The Chinese University of Hong Kong,School of Science and Engineering (SSE) and Future Network of Intelligence Institute (FNii),Shenzhen,China,518172","institution_ids":["https://openalex.org/I4210116924"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101912486","display_name":"Chuan Huang","orcid":"https://orcid.org/0000-0001-5965-0823"},"institutions":[{"id":"https://openalex.org/I4210136793","display_name":"Peng Cheng Laboratory","ror":"https://ror.org/03qdqbt06","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210136793"]},{"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":["The Chinese University of Hong Kong,School of Science and Engineering (SSE) and Future Network of Intelligence Institute (FNii),Shenzhen,China,518172","Peng Cheng Laboratory, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"The Chinese University of Hong Kong,School of Science and Engineering (SSE) and Future Network of Intelligence Institute (FNii),Shenzhen,China,518172","institution_ids":["https://openalex.org/I4210116924"]},{"raw_affiliation_string":"Peng Cheng Laboratory, Shenzhen, China","institution_ids":["https://openalex.org/I4210136793"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091040593","display_name":"Xiaoqi Qin","orcid":"https://orcid.org/0000-0002-5788-0657"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]},{"id":"https://openalex.org/I4392021250","display_name":"State Key Laboratory of Networking and Switching Technology","ror":"https://ror.org/00qtv5q45","country_code":null,"type":"facility","lineage":["https://openalex.org/I139759216","https://openalex.org/I4392021250"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoqi Qin","raw_affiliation_strings":["Beijing University of Posts and Telecommunications,State Key Laboratory of Networking and Switching Technology,Beijing,China,100876"],"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications,State Key Laboratory of Networking and Switching Technology,Beijing,China,100876","institution_ids":["https://openalex.org/I139759216","https://openalex.org/I4392021250"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053336194","display_name":"Lian Xiang Yang","orcid":"https://orcid.org/0000-0001-9059-2684"},"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":"Lian Yang","raw_affiliation_strings":["University of Electronic Science and Technology of China,Information and Communication Engineering College,Chengdu,China,611731"],"affiliations":[{"raw_affiliation_string":"University of Electronic Science and Technology of China,Information and Communication Engineering College,Chengdu,China,611731","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100653327","display_name":"Wei Zhang","orcid":"https://orcid.org/0000-0002-1059-3642"},"institutions":[{"id":"https://openalex.org/I31746571","display_name":"UNSW Sydney","ror":"https://ror.org/03r8z3t63","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Wei Zhang","raw_affiliation_strings":["University of New South Wales,School of Electrical Engineering and Telecommunications,Sydney,Australia,NSW 2052"],"affiliations":[{"raw_affiliation_string":"University of New South Wales,School of Electrical Engineering and Telecommunications,Sydney,Australia,NSW 2052","institution_ids":["https://openalex.org/I31746571"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101398115"],"corresponding_institution_ids":["https://openalex.org/I4210116924"],"apc_list":null,"apc_paid":null,"fwci":0.2079,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.41666667,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":"57","issue":null,"first_page":"494","last_page":"499"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9998999834060669,"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9998999834060669,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9962000250816345,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9944999814033508,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8262978792190552},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.6146976351737976},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.560738742351532},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.5501740574836731},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.5321069955825806},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.5299561619758606},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.5111306309700012},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.5021877288818359},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.4908786416053772},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.4832823574542999},{"id":"https://openalex.org/keywords/edge-computing","display_name":"Edge computing","score":0.4659363329410553},{"id":"https://openalex.org/keywords/power-control","display_name":"Power control","score":0.4274868369102478},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.42388206720352173},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.41414502263069153},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.320740282535553},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.23085832595825195},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.20849478244781494},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.20238742232322693},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.18455028533935547},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09588396549224854}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8262978792190552},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.6146976351737976},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.560738742351532},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.5501740574836731},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.5321069955825806},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.5299561619758606},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.5111306309700012},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.5021877288818359},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.4908786416053772},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.4832823574542999},{"id":"https://openalex.org/C2778456923","wikidata":"https://www.wikidata.org/wiki/Q5337692","display_name":"Edge computing","level":3,"score":0.4659363329410553},{"id":"https://openalex.org/C56685638","wikidata":"https://www.wikidata.org/wiki/Q2300474","display_name":"Power control","level":3,"score":0.4274868369102478},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.42388206720352173},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.41414502263069153},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.320740282535553},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.23085832595825195},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.20849478244781494},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.20238742232322693},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.18455028533935547},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09588396549224854},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iccc55456.2022.9880666","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccc55456.2022.9880666","pdf_url":null,"source":{"id":"https://openalex.org/S4363608039","display_name":"2022 IEEE/CIC International Conference on Communications in China (ICCC)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE/CIC International Conference on Communications in China (ICCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/8","score":0.5799999833106995,"display_name":"Decent work and economic growth"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W2140227342","https://openalex.org/W2955213239","https://openalex.org/W2969519626","https://openalex.org/W2981138228","https://openalex.org/W2999074226","https://openalex.org/W3033843856","https://openalex.org/W3080934299","https://openalex.org/W3108590825","https://openalex.org/W3137742773","https://openalex.org/W3167689670","https://openalex.org/W3183645631","https://openalex.org/W4250589301","https://openalex.org/W4318619660","https://openalex.org/W4382365693","https://openalex.org/W6728757088","https://openalex.org/W6765541894","https://openalex.org/W6839298102"],"related_works":["https://openalex.org/W2519329692","https://openalex.org/W4313886786","https://openalex.org/W3172929370","https://openalex.org/W2270192484","https://openalex.org/W3151522584","https://openalex.org/W2963676394","https://openalex.org/W2324680814","https://openalex.org/W1497123311","https://openalex.org/W2008535512","https://openalex.org/W2377202261"],"abstract_inverted_index":{"Federated":[0],"learning":[1,10,56],"(FL)":[2],"has":[3],"been":[4],"recognized":[5],"as":[6],"a":[7,98,133],"promising":[8],"distributed":[9],"paradigm":[11],"to":[12,36,87,137],"support":[13],"intelligent":[14],"applications":[15],"at":[16],"the":[17,25,28,37,43,52,59,68,73,84,88,91,102,107,111,115,125,139,145,153,172,176],"wireless":[18,64],"edge.":[19],"However,":[20],"direct":[21],"computing":[22],"based":[23,123],"on":[24,110,124],"information":[26,149],"from":[27,76],"devices":[29,44,70],"may":[30],"not":[31],"be":[32],"resource":[33],"efficient":[34,164],"due":[35],"relatively":[38],"large":[39],"communication":[40,54],"cost":[41],"between":[42,114],"and":[45,55,81,105,117,128,158],"parameter":[46],"server":[47],"(PS).":[48],"This":[49],"paper":[50],"studies":[51],"joint":[53],"design":[57],"for":[58,90,101],"over-theair":[60],"computation":[61],"(AirComp)-based":[62],"two-tier":[63,140],"FL":[65],"scheme,":[66],"where":[67],"lead":[69],"first":[71],"collect":[72],"local":[74],"gradients":[75],"their":[77],"nearby":[78],"subordinate":[79],"devices,":[80],"then":[82],"send":[83],"merged":[85],"results":[86,169],"PS":[89],"second":[92],"round":[93],"of":[94],"aggregation.":[95],"We":[96],"establish":[97],"convergence":[99],"result":[100],"proposed":[103,173],"scheme":[104,174],"derive":[106],"upper":[108],"bound":[109],"optimality":[112,154],"gap":[113,155],"expected":[116],"optimal":[118],"global":[119],"loss":[120],"values.":[121],"Next,":[122],"device":[126],"distance":[127],"data":[129],"importance,":[130],"we":[131,151],"propose":[132],"hierarchical":[134],"clustering":[135],"method":[136],"build":[138],"structure.":[141],"Then,":[142],"with":[143],"only":[144],"instantaneous":[146],"channel":[147],"state":[148],"(CSI),":[150],"formulate":[152],"minimization":[156,166],"problem":[157],"solve":[159],"it":[160],"by":[161],"using":[162],"an":[163],"alternating":[165],"method.":[167],"Numerical":[168],"show":[170],"that":[171],"outperforms":[175],"baseline":[177],"ones.":[178]},"counts_by_year":[{"year":2023,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}