{"id":"https://openalex.org/W4406610506","doi":"https://doi.org/10.1109/twc.2025.3528647","title":"Scenario-Adaptive Meta-Learning for mmWave Beam Alignment","display_name":"Scenario-Adaptive Meta-Learning for mmWave Beam Alignment","publication_year":2025,"publication_date":"2025-01-20","ids":{"openalex":"https://openalex.org/W4406610506","doi":"https://doi.org/10.1109/twc.2025.3528647"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2025.3528647","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2025.3528647","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":null,"display_name":"Ziyi Xu","orcid":"https://orcid.org/0009-0001-2991-037X"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"HK","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Ziyi Xu","raw_affiliation_strings":["Department of Information Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China","Department of Information Engineering, The Chinese University of Hong Kong, N.T., Hong Kong SAR, China"],"raw_orcid":"https://orcid.org/0009-0001-2991-037X","affiliations":[{"raw_affiliation_string":"Department of Information Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China","institution_ids":["https://openalex.org/I177725633"]},{"raw_affiliation_string":"Department of Information Engineering, The Chinese University of Hong Kong, N.T., Hong Kong SAR, China","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068468945","display_name":"Shuoyao Wang","orcid":"https://orcid.org/0000-0003-1395-4383"},"institutions":[{"id":"https://openalex.org/I180726961","display_name":"Shenzhen University","ror":"https://ror.org/01vy4gh70","country_code":"CN","type":"education","lineage":["https://openalex.org/I180726961"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuoyao Wang","raw_affiliation_strings":["College of Electronics and Information Engineering, Shenzhen University, Shenzhen, Guangdong, China","College of Electronics and Information Engineering, Shenzhen Universit, Shenzhen, Guangdong, China"],"raw_orcid":"https://orcid.org/0000-0003-1395-4383","affiliations":[{"raw_affiliation_string":"College of Electronics and Information Engineering, Shenzhen University, Shenzhen, Guangdong, China","institution_ids":["https://openalex.org/I180726961"]},{"raw_affiliation_string":"College of Electronics and Information Engineering, Shenzhen Universit, Shenzhen, Guangdong, China","institution_ids":["https://openalex.org/I180726961"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5004874287","display_name":"Ying\u2013Jun Angela Zhang","orcid":"https://orcid.org/0000-0002-7304-6849"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"HK","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Ying-Jun Angela Zhang","raw_affiliation_strings":["Department of Information Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China","Department of Information Engineering, The Chinese University of Hong Kong, N.T., Hong Kong SAR, China"],"raw_orcid":"https://orcid.org/0000-0002-7304-6849","affiliations":[{"raw_affiliation_string":"Department of Information Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China","institution_ids":["https://openalex.org/I177725633"]},{"raw_affiliation_string":"Department of Information Engineering, The Chinese University of Hong Kong, N.T., Hong Kong SAR, China","institution_ids":["https://openalex.org/I177725633"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":4.5122,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.94126547,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":"24","issue":"4","first_page":"3192","last_page":"3208"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.2551000118255615,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10860","display_name":"Speech and Audio Processing","score":0.2551000118255615,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.16459999978542328,"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/T11946","display_name":"Antenna Design and Optimization","score":0.13689999282360077,"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":0.7149414420127869},{"id":"https://openalex.org/keywords/beam","display_name":"Beam (structure)","score":0.47485995292663574},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.44627153873443604},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.36015450954437256},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.15198978781700134},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.13511747121810913}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7149414420127869},{"id":"https://openalex.org/C168834538","wikidata":"https://www.wikidata.org/wiki/Q3705329","display_name":"Beam (structure)","level":2,"score":0.47485995292663574},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.44627153873443604},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.36015450954437256},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.15198978781700134},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13511747121810913}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/twc.2025.3528647","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2025.3528647","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"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4777093837","display_name":null,"funder_award_id":"62101336","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G814160503","display_name":null,"funder_award_id":"CRS_HKUST603/22","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8416182311","display_name":null,"funder_award_id":"2022A1515011301","funder_id":"https://openalex.org/F4320337111","funder_display_name":"Basic and Applied Basic Research Foundation of Guangdong Province"}],"funders":[{"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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W2093589053","https://openalex.org/W2110618891","https://openalex.org/W2345176225","https://openalex.org/W2796047239","https://openalex.org/W2876820033","https://openalex.org/W2959675167","https://openalex.org/W2962249778","https://openalex.org/W3006424994","https://openalex.org/W3013689226","https://openalex.org/W3039683021","https://openalex.org/W3048912828","https://openalex.org/W3081455451","https://openalex.org/W3083569984","https://openalex.org/W3100120649","https://openalex.org/W3110675837","https://openalex.org/W3160264633","https://openalex.org/W3163842339","https://openalex.org/W3180996795","https://openalex.org/W4214828252","https://openalex.org/W4226110397","https://openalex.org/W4312288512","https://openalex.org/W4315629840","https://openalex.org/W4320029459","https://openalex.org/W4368232630","https://openalex.org/W4375869003","https://openalex.org/W4385413621","https://openalex.org/W4389076345","https://openalex.org/W4393059674","https://openalex.org/W6606879723","https://openalex.org/W6736057607","https://openalex.org/W6738884980","https://openalex.org/W6748331328","https://openalex.org/W6759127422"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"In":[0,147],"millimeter":[1],"wave":[2],"communication":[3],"systems,":[4],"achieving":[5],"high-quality":[6],"data":[7],"transmission":[8],"demands":[9],"efficient":[10],"and":[11,28,111,174,195],"rapid":[12],"beam":[13,66,124,129],"alignment.":[14],"Conventional":[15],"deep":[16],"learning-based":[17,184],"methods,":[18],"although":[19],"promising,":[20],"often":[21],"rely":[22],"on":[23],"the":[24,49,98,120,127,134],"assumption":[25,35],"that":[26,180],"training":[27,143],"testing":[29],"channels":[30],"share":[31],"identical":[32],"distribution.":[33],"This":[34],"may":[36],"not":[37],"hold":[38],"in":[39,126,193],"practical":[40],"settings,":[41],"potentially":[42],"leading":[43],"to":[44,78,96,113,154],"significant":[45],"performance":[46],"degradation":[47],"when":[48],"deployment":[50],"environment":[51],"changes.":[52],"To":[53],"address":[54],"this":[55],"issue,":[56],"we":[57,90,103,139,151],"introduce":[58],"SAMBA,":[59],"a":[60,82,92,141,155],"novel":[61,142],"meta-learning-based":[62],"approach":[63],"for":[64,100,108],"adaptive":[65],"alignment":[67],"without":[68],"requiring":[69],"Channel":[70],"State":[71],"Information":[72],"(CSI).":[73],"SAMBA":[74,153,181],"enables":[75],"swift":[76],"adaptation":[77,191],"unknown":[79],"scenarios":[80,160,165],"using":[81,161],"minimal":[83],"set":[84],"of":[85,122,137,158],"newly":[86],"labeled":[87],"data.":[88],"Specifically,":[89],"adopt":[91],"probing":[93],"beam-search":[94],"strategy":[95],"obviate":[97],"need":[99],"CSI.":[101],"Furthermore,":[102],"employ":[104],"Model-Agnostic":[105],"Meta-Learning":[106],"(MAML)":[107],"parameter":[109],"pre-training":[110],"fine-tuning":[112],"enhance":[114],"our":[115,148],"model\u2019s":[116],"adaptability.":[117],"Confronted":[118],"with":[119],"challenge":[121],"numerous":[123],"candidates":[125],"narrow":[128],"selection":[130],"problem,":[131],"which":[132],"complicates":[133],"straightforward":[135],"replication":[136],"MAML,":[138],"develop":[140],"task":[144],"generation":[145],"strategy.":[146],"experimental":[149],"assessments,":[150],"subjected":[152],"wide":[156],"range":[157],"challenging":[159],"ray-tracing":[162],"simulations.":[163],"These":[164],"encompassed":[166],"various":[167],"frequency":[168],"bands,":[169],"distinct":[170],"base":[171],"station":[172],"layouts,":[173],"outdoor-to-indoor":[175],"transitions.":[176],"Our":[177],"results":[178],"demonstrate":[179],"consistently":[182],"outperforms":[183],"baseline":[185],"models,":[186],"showcasing":[187],"its":[188],"superior":[189],"domain":[190],"capabilities":[192],"dynamic":[194],"diverse":[196],"channel":[197],"settings.":[198]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}