{"id":"https://openalex.org/W4410229214","doi":"https://doi.org/10.1109/wcnc61545.2025.10978815","title":"Topology-Aware Routing for Federated Learning Over Multi-Layer Satellite Networks","display_name":"Topology-Aware Routing for Federated Learning Over Multi-Layer Satellite Networks","publication_year":2025,"publication_date":"2025-03-24","ids":{"openalex":"https://openalex.org/W4410229214","doi":"https://doi.org/10.1109/wcnc61545.2025.10978815"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc61545.2025.10978815","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc61545.2025.10978815","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Wireless Communications and Networking Conference (WCNC)","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/A5013968694","display_name":"R. X. Li","orcid":"https://orcid.org/0009-0003-0816-4210"},"institutions":[{"id":"https://openalex.org/I30809798","display_name":"ShanghaiTech University","ror":"https://ror.org/030bhh786","country_code":"CN","type":"education","lineage":["https://openalex.org/I30809798"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Ruanjun Li","raw_affiliation_strings":["School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210","institution_ids":["https://openalex.org/I30809798"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074327579","display_name":"Jingyang Zhu","orcid":"https://orcid.org/0000-0001-6995-1208"},"institutions":[{"id":"https://openalex.org/I30809798","display_name":"ShanghaiTech University","ror":"https://ror.org/030bhh786","country_code":"CN","type":"education","lineage":["https://openalex.org/I30809798"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingyang Zhu","raw_affiliation_strings":["School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210","institution_ids":["https://openalex.org/I30809798"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016799540","display_name":"Yijie Mao","orcid":"https://orcid.org/0000-0001-5077-2998"},"institutions":[{"id":"https://openalex.org/I30809798","display_name":"ShanghaiTech University","ror":"https://ror.org/030bhh786","country_code":"CN","type":"education","lineage":["https://openalex.org/I30809798"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yijie Mao","raw_affiliation_strings":["School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210","institution_ids":["https://openalex.org/I30809798"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022499594","display_name":"Yuanming Shi","orcid":"https://orcid.org/0000-0002-1418-7465"},"institutions":[{"id":"https://openalex.org/I30809798","display_name":"ShanghaiTech University","ror":"https://ror.org/030bhh786","country_code":"CN","type":"education","lineage":["https://openalex.org/I30809798"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuanming Shi","raw_affiliation_strings":["School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210","institution_ids":["https://openalex.org/I30809798"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100427991","display_name":"Ting Wang","orcid":"https://orcid.org/0009-0001-8177-3886"},"institutions":[{"id":"https://openalex.org/I66867065","display_name":"East China Normal University","ror":"https://ror.org/02n96ep67","country_code":"CN","type":"education","lineage":["https://openalex.org/I66867065"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ting Wang","raw_affiliation_strings":["Software Engineering Institute, East China Normal University,Shanghai,China,200062"],"affiliations":[{"raw_affiliation_string":"Software Engineering Institute, East China Normal University,Shanghai,China,200062","institution_ids":["https://openalex.org/I66867065"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5005072193","display_name":"Chunxiao Jiang","orcid":"https://orcid.org/0000-0002-3703-121X"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chunxiao Jiang","raw_affiliation_strings":["Beijing National Research Center for Information Science and Technology, Tsinghua University,Beijing,China,100084"],"affiliations":[{"raw_affiliation_string":"Beijing National Research Center for Information Science and Technology, Tsinghua University,Beijing,China,100084","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5013968694"],"corresponding_institution_ids":["https://openalex.org/I30809798"],"apc_list":null,"apc_paid":null,"fwci":5.1951,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.94026302,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T12042","display_name":"Satellite Communication Systems","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.9987000226974487,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9925000071525574,"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":0.7681807279586792},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.673324465751648},{"id":"https://openalex.org/keywords/routing","display_name":"Routing (electronic design automation)","score":0.6229325532913208},{"id":"https://openalex.org/keywords/network-topology","display_name":"Network topology","score":0.5394265651702881},{"id":"https://openalex.org/keywords/layer","display_name":"Layer (electronics)","score":0.5341882705688477},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.5245328545570374},{"id":"https://openalex.org/keywords/routing-protocol","display_name":"Routing protocol","score":0.44835904240608215},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.41848477721214294},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07525759935379028}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7681807279586792},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.673324465751648},{"id":"https://openalex.org/C74172769","wikidata":"https://www.wikidata.org/wiki/Q1446839","display_name":"Routing (electronic design automation)","level":2,"score":0.6229325532913208},{"id":"https://openalex.org/C199845137","wikidata":"https://www.wikidata.org/wiki/Q145490","display_name":"Network topology","level":2,"score":0.5394265651702881},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.5341882705688477},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.5245328545570374},{"id":"https://openalex.org/C104954878","wikidata":"https://www.wikidata.org/wiki/Q1648707","display_name":"Routing protocol","level":3,"score":0.44835904240608215},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.41848477721214294},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07525759935379028},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcnc61545.2025.10978815","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc61545.2025.10978815","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Wireless Communications and Networking Conference (WCNC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3285645766","display_name":null,"funder_award_id":"2022ZD0119102","funder_id":"https://openalex.org/F4320329860","funder_display_name":"National Science and Technology Major Project"},{"id":"https://openalex.org/G5980995401","display_name":null,"funder_award_id":"62271318","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"},{"id":"https://openalex.org/F4320329860","display_name":"National Science and Technology Major Project","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W2964194231","https://openalex.org/W3016282456","https://openalex.org/W3212941463","https://openalex.org/W3217299421","https://openalex.org/W4225157600","https://openalex.org/W4295036538","https://openalex.org/W4312795296","https://openalex.org/W4400810558","https://openalex.org/W6779269186","https://openalex.org/W6781318954","https://openalex.org/W6810823101","https://openalex.org/W6872493569"],"related_works":["https://openalex.org/W2086397253","https://openalex.org/W2133122801","https://openalex.org/W600422426","https://openalex.org/W2007156430","https://openalex.org/W3081478936","https://openalex.org/W2785612136","https://openalex.org/W2099529706","https://openalex.org/W1988224651","https://openalex.org/W2560916850","https://openalex.org/W2139775372"],"abstract_inverted_index":{"Recent":[0],"advancements":[1],"in":[2,14,28,107,121],"space":[3],"computing":[4,12],"power":[5],"networks,":[6,69],"particularly":[7],"the":[8,22,41,48,85,104,108,114,148,155,158,166,175],"integration":[9],"of":[10,44,50,91,157,169,177],"onboard":[11],"capabilities":[13,176],"Low":[15],"Earth":[16,73,78],"Orbit":[17,74,79],"(LEO)":[18],"satellites,":[19],"have":[20],"paved":[21],"way":[23],"for":[24],"federated":[25],"learning":[26],"(FL)":[27],"satellite":[29,34,45,68,110,128,149,170,179],"networks.":[30,180],"Despite":[31],"its":[32,162],"potential,":[33],"FL":[35,65,100,171],"faces":[36],"unique":[37],"challenges,":[38,62],"such":[39],"as":[40,88],"dynamic":[42,86],"nature":[43],"networks":[46],"and":[47,76,124,138,144,172],"instability":[49],"inter-orbit":[51],"communication":[52,136],"links,":[53],"which":[54,133],"complicate":[55],"global":[56],"model":[57,145],"aggregation.":[58],"To":[59,102],"address":[60],"these":[61],"we":[63,95,112],"explore":[64],"over":[66],"multi-layer":[67,109,178],"incorporating":[70],"LEO,":[71],"Medium":[72],"(MEO),":[75],"Geostationary":[77],"(GEO)":[80],"satellites.":[81],"Specifically,":[82],"by":[83],"modeling":[84],"network":[87],"a":[89,97,126],"series":[90],"time-varying":[92],"graph":[93,122],"snapshots,":[94],"propose":[96],"novel":[98],"topology-aware":[99],"framework.":[101],"optimize":[103],"aggregation":[105,129,139],"routing":[106,130],"network,":[111],"leverage":[113],"directed":[115],"minimum":[116],"spanning":[117],"tree":[118],"(DMST)":[119],"problem":[120],"theory":[123],"introduce":[125],"communication-efficient":[127],"algorithm":[131],"(CESAR),":[132],"effectively":[134],"reduces":[135],"overhead":[137],"delays,":[140],"ensuring":[141],"efficient":[142],"training":[143],"updates":[146],"across":[147],"network.":[150],"Extensive":[151],"experimental":[152],"results":[153],"validate":[154],"efficacy":[156],"proposed":[159],"framework,":[160],"demonstrating":[161],"potential":[163],"to":[164],"overcome":[165],"inherent":[167],"challenges":[168],"significantly":[173],"advance":[174]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
