{"id":"https://openalex.org/W3132252774","doi":"https://doi.org/10.1109/twc.2021.3057232","title":"Resource Allocation for Multi-Cell IRS-Aided NOMA Networks","display_name":"Resource Allocation for Multi-Cell IRS-Aided NOMA Networks","publication_year":2021,"publication_date":"2021-02-11","ids":{"openalex":"https://openalex.org/W3132252774","doi":"https://doi.org/10.1109/twc.2021.3057232","mag":"3132252774"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2021.3057232","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2021.3057232","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless Communications","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":"https://openalex.org/A5042930332","display_name":"Wanli Ni","orcid":"https://orcid.org/0000-0003-0436-2685"},"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"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wanli Ni","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100441049","display_name":"Xiao Liu","orcid":"https://orcid.org/0000-0002-0205-9212"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Xiao Liu","raw_affiliation_strings":["School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K"],"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076863392","display_name":"Yuanwei Liu","orcid":"https://orcid.org/0000-0002-6389-8941"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Yuanwei Liu","raw_affiliation_strings":["School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K"],"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026608908","display_name":"Hui Tian","orcid":"https://orcid.org/0000-0001-8876-1389"},"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"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hui Tian","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5115001644","display_name":"Yue Chen","orcid":"https://orcid.org/0000-0002-3136-008X"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Yue Chen","raw_affiliation_strings":["School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K"],"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K","institution_ids":["https://openalex.org/I166337079"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5042930332"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":15.3414,"has_fulltext":false,"cited_by_count":188,"citation_normalized_percentile":{"value":0.99501684,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"20","issue":"7","first_page":"4253","last_page":"4268"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":1.0,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":1.0,"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/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9592000246047974,"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/T12042","display_name":"Satellite Communication Systems","score":0.9552000164985657,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7029969692230225},{"id":"https://openalex.org/keywords/noma","display_name":"Noma","score":0.6465781331062317},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.6328633427619934},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.5313844084739685},{"id":"https://openalex.org/keywords/relaxation","display_name":"Relaxation (psychology)","score":0.5133373141288757},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.49997973442077637},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.49065151810646057},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.4828518033027649},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.46442711353302},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.4373815655708313},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3468098044395447},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24986746907234192},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.24943062663078308},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.23502573370933533},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.20855316519737244},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.14377227425575256},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11163386702537537}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7029969692230225},{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.6465781331062317},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.6328633427619934},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.5313844084739685},{"id":"https://openalex.org/C2776029896","wikidata":"https://www.wikidata.org/wiki/Q3935810","display_name":"Relaxation (psychology)","level":2,"score":0.5133373141288757},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.49997973442077637},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.49065151810646057},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.4828518033027649},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.46442711353302},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.4373815655708313},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3468098044395447},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24986746907234192},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.24943062663078308},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.23502573370933533},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.20855316519737244},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.14377227425575256},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11163386702537537},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/twc.2021.3057232","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2021.3057232","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless Communications","raw_type":"journal-article"},{"id":"pmh:oai:hub.hku.hk:10722/349529","is_oa":false,"landing_page_url":"https://hub.hku.hk/handle/10722/349529","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.7400000095367432,"id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G8440187644","display_name":null,"funder_award_id":"L182036","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"}],"funders":[{"id":"https://openalex.org/F4320322725","display_name":"China Scholarship Council","ror":"https://ror.org/04atp4p48"},{"id":"https://openalex.org/F4320322919","display_name":"Natural Science Foundation of Beijing Municipality","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":44,"referenced_works":["https://openalex.org/W2023535408","https://openalex.org/W2104074482","https://openalex.org/W2162841150","https://openalex.org/W2277419020","https://openalex.org/W2310071424","https://openalex.org/W2496222037","https://openalex.org/W2509696551","https://openalex.org/W2613466785","https://openalex.org/W2678530527","https://openalex.org/W2724983237","https://openalex.org/W2735094220","https://openalex.org/W2769456309","https://openalex.org/W2798448396","https://openalex.org/W2847623243","https://openalex.org/W2883198415","https://openalex.org/W2898180715","https://openalex.org/W2950077417","https://openalex.org/W2969424089","https://openalex.org/W2976648884","https://openalex.org/W2984490514","https://openalex.org/W2990747873","https://openalex.org/W2995554704","https://openalex.org/W2999201871","https://openalex.org/W3002384078","https://openalex.org/W3005112765","https://openalex.org/W3006962285","https://openalex.org/W3021225717","https://openalex.org/W3035386068","https://openalex.org/W3040349383","https://openalex.org/W3041653465","https://openalex.org/W3042598716","https://openalex.org/W3049287381","https://openalex.org/W3081215475","https://openalex.org/W3096513223","https://openalex.org/W3102260762","https://openalex.org/W3103720573","https://openalex.org/W3126789634","https://openalex.org/W3135280554","https://openalex.org/W3176423013","https://openalex.org/W6772709092","https://openalex.org/W6782512736","https://openalex.org/W6785453721","https://openalex.org/W6786905929","https://openalex.org/W6789825069"],"related_works":["https://openalex.org/W3030525848","https://openalex.org/W4385197910","https://openalex.org/W2340639785","https://openalex.org/W4404253608","https://openalex.org/W3010814398","https://openalex.org/W2293822216","https://openalex.org/W4318262205","https://openalex.org/W3007170335","https://openalex.org/W3114372513","https://openalex.org/W4381744901"],"abstract_inverted_index":{"This":[0],"article":[1],"proposes":[2],"a":[3,72,134],"novel":[4],"framework":[5],"of":[6,33,122,151,157,165,204],"resource":[7],"allocation":[8],"in":[9],"multi-cell":[10,152,173],"intelligent":[11],"reflecting":[12],"surface":[13],"(IRS)":[14],"aided":[15],"non-orthogonal":[16],"multiple":[17],"access":[18],"(NOMA)":[19],"networks,":[20],"where":[21],"an":[22,64,80],"IRS":[23],"is":[24,48,61,155],"deployed":[25],"to":[26,82],"enhance":[27],"the":[28,52,84,123,148,163,166,169,188,202,205],"wireless":[29],"service.":[30],"The":[31,56],"problem":[32,60,87,125],"joint":[34],"user":[35],"association,":[36],"subchannel":[37],"assignment,":[38],"power":[39],"allocation,":[40],"phase":[41],"shifts":[42],"design,":[43],"and":[44,71,100,117,141,193],"decoding":[45,102],"order":[46,103],"determination":[47],"formulated":[49],"for":[50,93,132,172],"maximizing":[51],"achievable":[53],"sum":[54,149],"rate.":[55],"challenging":[57],"mixed-integer":[58],"non-linear":[59],"decomposed":[62],"into":[63],"optimization":[65,86],"subproblem":[66,74],"(P1)":[67],"with":[68,76,162],"continuous":[69],"variables":[70],"matching":[73],"(P2)":[75],"integer":[77],"variables.":[78],"In":[79,120],"effort":[81],"tackle":[83],"non-convex":[85],"(P1),":[88],"iterative":[89],"algorithms":[90,129,171],"are":[91,130],"proposed":[92,170],"allocating":[94],"transmission":[95],"power,":[96],"designing":[97],"reflection":[98],"matrix,":[99],"determining":[101],"by":[104,160,199],"invoking":[105],"relaxation":[106],"methods":[107],"such":[108],"as":[109],"convex":[110,115],"upper":[111],"bound":[112],"substitution,":[113],"successive":[114],"approximation,":[116],"semidefinite":[118],"relaxation.":[119],"terms":[121],"combinational":[124],"(P2),":[126],"swap":[127],"matching-based":[128],"developed":[131],"achieving":[133],"two-sided":[135],"exchange-stable":[136],"state":[137],"among":[138],"users,":[139],"BSs":[140],"subchannels.":[142],"Numerical":[143],"results":[144],"demonstrate":[145],"that:":[146],"i)":[147],"rate":[150],"NOMA":[153,175,185],"networks":[154,176],"capable":[156],"being":[158],"increased":[159],"35%":[161],"aid":[164],"IRS;":[167],"ii)":[168],"IRS-aided":[174],"can":[177,196],"enjoy":[178],"22%":[179],"higher":[180],"energy":[181],"efficiency":[182,192],"than":[183],"conventional":[184],"counterparts;":[186],"iii)":[187],"trade-off":[189],"between":[190],"spectrum":[191],"coverage":[194],"area":[195],"be":[197],"tuned":[198],"judiciously":[200],"selecting":[201],"location":[203],"IRS.":[206]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":26},{"year":2024,"cited_by_count":22},{"year":2023,"cited_by_count":57},{"year":2022,"cited_by_count":45},{"year":2021,"cited_by_count":29},{"year":2020,"cited_by_count":6}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
