{"id":"https://openalex.org/W7083677039","doi":"https://doi.org/10.1109/lwc.2025.3615567","title":"Joint Optimization for an Integrated Over-the-Air Computation and NOMA Communication System With MIMO Two-Way Relay Assistance","display_name":"Joint Optimization for an Integrated Over-the-Air Computation and NOMA Communication System With MIMO Two-Way Relay Assistance","publication_year":2025,"publication_date":"2025-09-29","ids":{"openalex":"https://openalex.org/W7083677039","doi":"https://doi.org/10.1109/lwc.2025.3615567"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2025.3615567","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2025.3615567","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","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":"Jiashuo Sun","orcid":"https://orcid.org/0009-0002-9423-7377"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jiashuo Sun","raw_affiliation_strings":["School of Electronics and Information Technology, Sun Yat-sen University, Guangzhou, China"],"raw_orcid":"https://orcid.org/0009-0002-9423-7377","affiliations":[{"raw_affiliation_string":"School of Electronics and Information Technology, Sun Yat-sen University, Guangzhou, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Changjie Hu","orcid":"https://orcid.org/0000-0002-6347-6271"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Changjie Hu","raw_affiliation_strings":["School of Electronics and Information Technology, Sun Yat-sen University, Guangzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-6347-6271","affiliations":[{"raw_affiliation_string":"School of Electronics and Information Technology, Sun Yat-sen University, Guangzhou, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Quanzhong Li","orcid":"https://orcid.org/0000-0001-8047-2830"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Quanzhong Li","raw_affiliation_strings":["School of Computer Science and Engineering, Sun Yat-sen University, Guangzhou, China"],"raw_orcid":"https://orcid.org/0000-0001-8047-2830","affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Sun Yat-sen University, Guangzhou, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Qi Zhang","orcid":"https://orcid.org/0000-0002-6030-1791"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qi Zhang","raw_affiliation_strings":["School of Electronics and Information Technology, Sun Yat-sen University, Guangzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-6030-1791","affiliations":[{"raw_affiliation_string":"School of Electronics and Information Technology, Sun Yat-sen University, Guangzhou, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"last","author":{"id":null,"display_name":"Yi Lv","orcid":null},"institutions":[{"id":"https://openalex.org/I4396570619","display_name":"Great Bay University","ror":"https://ror.org/01hdgge16","country_code":null,"type":"education","lineage":["https://openalex.org/I4396570619"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yi Lv","raw_affiliation_strings":["School of Computing and Information Technology, Great Bay University, Dongguan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computing and Information Technology, Great Bay University, Dongguan, China","institution_ids":["https://openalex.org/I4396570619"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I157773358"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.45309504,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"14","issue":"12","first_page":"4157","last_page":"4161"},"is_retracted":false,"is_paratext":false,"is_xpac":true,"primary_topic":{"id":"https://openalex.org/T10834","display_name":"Welding Techniques and Residual Stresses","score":0.6265000104904175,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T10834","display_name":"Welding Techniques and Residual Stresses","score":0.6265000104904175,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T10723","display_name":"Advanced Welding Techniques Analysis","score":0.3100999891757965,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T10705","display_name":"Additive Manufacturing Materials and Processes","score":0.01510000042617321,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/noma","display_name":"Noma","score":0.7522000074386597},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7383999824523926},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.7006999850273132},{"id":"https://openalex.org/keywords/coordinate-descent","display_name":"Coordinate descent","score":0.564300000667572},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5482000112533569},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5196999907493591},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4925000071525574},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.4717000126838684},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.45419999957084656}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8119999766349792},{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.7522000074386597},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7383999824523926},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.7006999850273132},{"id":"https://openalex.org/C157553263","wikidata":"https://www.wikidata.org/wiki/Q5168004","display_name":"Coordinate descent","level":2,"score":0.564300000667572},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5482000112533569},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5196999907493591},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4925000071525574},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.4717000126838684},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.45419999957084656},{"id":"https://openalex.org/C101765175","wikidata":"https://www.wikidata.org/wiki/Q577764","display_name":"Communications system","level":2,"score":0.4339999854564667},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.4318000078201294},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.4189000129699707},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.4122999906539917},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.40950000286102295},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.38359999656677246},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.3774999976158142},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.36000001430511475},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.3441999852657318},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.3325999975204468},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.31130000948905945},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.29899999499320984},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.29670000076293945},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.2919999957084656},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.28839999437332153},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.2793000042438507},{"id":"https://openalex.org/C107645828","wikidata":"https://www.wikidata.org/wiki/Q12070446","display_name":"System model","level":2,"score":0.272599995136261},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.26919999718666077},{"id":"https://openalex.org/C38725249","wikidata":"https://www.wikidata.org/wiki/Q913876","display_name":"Time-sharing","level":2,"score":0.2648000121116638},{"id":"https://openalex.org/C206345919","wikidata":"https://www.wikidata.org/wiki/Q20380951","display_name":"Resource (disambiguation)","level":2,"score":0.26089999079704285},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.25699999928474426}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lwc.2025.3615567","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2025.3615567","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3605829223","display_name":null,"funder_award_id":"2023A1515011201","funder_id":"https://openalex.org/F4320320671","funder_display_name":"National Research Foundation"},{"id":"https://openalex.org/G4866556796","display_name":null,"funder_award_id":"2023A1515011201","funder_id":"https://openalex.org/F4320337111","funder_display_name":"Basic and Applied Basic Research Foundation of Guangdong Province"},{"id":"https://openalex.org/G5027595292","display_name":null,"funder_award_id":"62272493","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320320671","display_name":"National Research Foundation","ror":"https://ror.org/05s0g1g46"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320337111","display_name":"Basic and Applied Basic Research Foundation of Guangdong Province","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1986634396","https://openalex.org/W2108498371","https://openalex.org/W2769456309","https://openalex.org/W2910376604","https://openalex.org/W3004478160","https://openalex.org/W3133803846","https://openalex.org/W3159093961","https://openalex.org/W3203343363","https://openalex.org/W4220758534","https://openalex.org/W4226380821","https://openalex.org/W4250589301","https://openalex.org/W4362653504","https://openalex.org/W4381712849","https://openalex.org/W4388709751","https://openalex.org/W4390738739","https://openalex.org/W4393405192","https://openalex.org/W4399338721"],"related_works":[],"abstract_inverted_index":{"Integrated":[0],"over-the-air":[1],"computation":[2],"(AirComp)":[3],"and":[4,26,43,61,92,100,108],"non-orthogonal":[5],"multiple":[6],"access":[7,97],"(NOMA)":[8],"systems":[9],"can":[10,131,144],"provide":[11],"dual-functional":[12],"services":[13],"by":[14],"sharing":[15],"the":[16,30,45,65,69,79,85,96,114,133,150],"same":[17],"spectrum.":[18],"This":[19],"integration":[20],"significantly":[21],"enhances":[22],"both":[23],"spectrum":[24],"efficiency":[25],"resource":[27],"utilization":[28],"within":[29],"system,":[31],"which":[32,130],"has":[33],"recently":[34],"attracted":[35],"considerable":[36],"attention.":[37],"To":[38],"further":[39],"improve":[40],"transmission":[41],"reliability":[42],"expand":[44],"communication-computation":[46],"performance":[47,147],"region,":[48],"we":[49,82,118],"investigate":[50],"a":[51],"multi-input":[52],"multi-output":[53],"(MIMO)":[54],"two-way":[55],"relay":[56],"(TWR)":[57],"assisted":[58],"integrated":[59],"AirComp":[60,80],"NOMA":[62,75],"system.":[63],"With":[64],"aim":[66],"of":[67],"maximizing":[68],"sum":[70],"achievable":[71],"rate":[72],"for":[73],"all":[74],"users":[76],"while":[77],"satisfying":[78],"requirement,":[81],"jointly":[83],"optimize":[84],"transmit":[86],"power":[87],"factors,":[88],"aggregation":[89],"beamforming":[90,93],"vector,":[91],"matrices":[94],"at":[95],"point":[98],"(AP)":[99],"TWR.":[101],"The":[102],"formulated":[103],"problem":[104,135],"is":[105],"highly":[106],"nonconvex":[107],"challenging":[109],"to":[110,113,149],"solve":[111],"due":[112],"coupled":[115],"variables.":[116],"Therefore,":[117],"propose":[119],"an":[120],"inexact":[121],"block":[122],"coordinate":[123],"descent":[124],"method":[125],"based":[126],"path-following":[127],"(IBCD-PF)":[128],"algorithm,":[129],"address":[132],"intractable":[134],"effectively.":[136],"Numerical":[137],"results":[138],"demonstrate":[139],"that":[140],"our":[141],"proposed":[142],"scheme":[143],"achieve":[145],"superior":[146],"compared":[148],"benchmarks.":[151]},"counts_by_year":[],"updated_date":"2025-12-11T23:09:37.256380","created_date":"2025-10-10T00:00:00"}