{"id":"https://openalex.org/W4312330982","doi":"https://doi.org/10.1109/tvt.2022.3226291","title":"Bandit Approach for Fair and Efficient Coexistence of NR-U in Unlicensed Bands","display_name":"Bandit Approach for Fair and Efficient Coexistence of NR-U in Unlicensed Bands","publication_year":2022,"publication_date":"2022-12-02","ids":{"openalex":"https://openalex.org/W4312330982","doi":"https://doi.org/10.1109/tvt.2022.3226291"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2022.3226291","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2022.3226291","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","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/A5064392926","display_name":"Rojeena Bajracharya","orcid":"https://orcid.org/0000-0002-7878-4453"},"institutions":[{"id":"https://openalex.org/I82509713","display_name":"M\u00e4lardalen University","ror":"https://ror.org/033vfbz75","country_code":"SE","type":"education","lineage":["https://openalex.org/I82509713"]}],"countries":["SE"],"is_corresponding":true,"raw_author_name":"Rojeena Bajracharya","raw_affiliation_strings":["School of Innovation, Design and Engineering, M&#x00E4;lardalen University, V&#x00E4;ster&#x00E5;s, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-7878-4453","affiliations":[{"raw_affiliation_string":"School of Innovation, Design and Engineering, M&#x00E4;lardalen University, V&#x00E4;ster&#x00E5;s, Sweden","institution_ids":["https://openalex.org/I82509713"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016138282","display_name":"Rakesh Shrestha","orcid":"https://orcid.org/0000-0002-3719-7295"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rakesh Shrestha","raw_affiliation_strings":["Research Institute of Sweden, V&#x00E4;ster&#x00E5;s, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-3719-7295","affiliations":[{"raw_affiliation_string":"Research Institute of Sweden, V&#x00E4;ster&#x00E5;s, Sweden","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002135635","display_name":"Haejoon Jung","orcid":"https://orcid.org/0000-0003-1901-2784"},"institutions":[{"id":"https://openalex.org/I35928602","display_name":"Kyung Hee University","ror":"https://ror.org/01zqcg218","country_code":"KR","type":"education","lineage":["https://openalex.org/I35928602"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Haejoon Jung","raw_affiliation_strings":["Department of Electronics and Information Convergence Engineering, Kyung Hee University, Yongin-si, Korea"],"raw_orcid":"https://orcid.org/0000-0003-1901-2784","affiliations":[{"raw_affiliation_string":"Department of Electronics and Information Convergence Engineering, Kyung Hee University, Yongin-si, Korea","institution_ids":["https://openalex.org/I35928602"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5064392926"],"corresponding_institution_ids":["https://openalex.org/I82509713"],"apc_list":null,"apc_paid":null,"fwci":0.7389,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.69747229,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"72","issue":"4","first_page":"5208","last_page":"5223"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994000196456909,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994000196456909,"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/T12101","display_name":"Advanced Bandit Algorithms Research","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9984999895095825,"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/spectrum-management","display_name":"Spectrum management","score":0.5741394758224487},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.5490529537200928},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5454888343811035},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.5403459668159485},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5179530382156372},{"id":"https://openalex.org/keywords/white-spaces","display_name":"White spaces","score":0.45015284419059753},{"id":"https://openalex.org/keywords/integer","display_name":"Integer (computer science)","score":0.42565909028053284},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.41620588302612305},{"id":"https://openalex.org/keywords/idle","display_name":"Idle","score":0.4132842719554901},{"id":"https://openalex.org/keywords/radio-spectrum","display_name":"Radio spectrum","score":0.41130390763282776},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4010072946548462},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.37203988432884216},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.31283193826675415},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2857305407524109},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2754296064376831}],"concepts":[{"id":"https://openalex.org/C63029442","wikidata":"https://www.wikidata.org/wiki/Q6504978","display_name":"Spectrum management","level":4,"score":0.5741394758224487},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.5490529537200928},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5454888343811035},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.5403459668159485},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5179530382156372},{"id":"https://openalex.org/C96391052","wikidata":"https://www.wikidata.org/wiki/Q256313","display_name":"White spaces","level":4,"score":0.45015284419059753},{"id":"https://openalex.org/C97137487","wikidata":"https://www.wikidata.org/wiki/Q729138","display_name":"Integer (computer science)","level":2,"score":0.42565909028053284},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.41620588302612305},{"id":"https://openalex.org/C16320812","wikidata":"https://www.wikidata.org/wiki/Q1812200","display_name":"Idle","level":2,"score":0.4132842719554901},{"id":"https://openalex.org/C92545706","wikidata":"https://www.wikidata.org/wiki/Q902174","display_name":"Radio spectrum","level":2,"score":0.41130390763282776},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4010072946548462},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.37203988432884216},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.31283193826675415},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2857305407524109},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2754296064376831},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2022.3226291","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2022.3226291","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5299999713897705,"id":"https://metadata.un.org/sdg/17","display_name":"Partnerships for the goals"}],"awards":[{"id":"https://openalex.org/G2570929455","display_name":null,"funder_award_id":"NRF-2022R1A4A3033401","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G8209670552","display_name":null,"funder_award_id":"NRF-2022R1F1A1065367","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"},{"id":"https://openalex.org/F4320328359","display_name":"Ministry of Science and ICT, South Korea","ror":"https://ror.org/01wpjm123"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":51,"referenced_works":["https://openalex.org/W1901998496","https://openalex.org/W1984208669","https://openalex.org/W2011481463","https://openalex.org/W2039670868","https://openalex.org/W2057347157","https://openalex.org/W2060907774","https://openalex.org/W2095602422","https://openalex.org/W2118472616","https://openalex.org/W2135625887","https://openalex.org/W2135970186","https://openalex.org/W2149726897","https://openalex.org/W2257712432","https://openalex.org/W2282063927","https://openalex.org/W2493102160","https://openalex.org/W2535608593","https://openalex.org/W2558339498","https://openalex.org/W2559018174","https://openalex.org/W2626820647","https://openalex.org/W2737135535","https://openalex.org/W2773526383","https://openalex.org/W2783194973","https://openalex.org/W2789423630","https://openalex.org/W2793876549","https://openalex.org/W2804448540","https://openalex.org/W2902891982","https://openalex.org/W2906943359","https://openalex.org/W2919603045","https://openalex.org/W2953436884","https://openalex.org/W2963355834","https://openalex.org/W2963914058","https://openalex.org/W2965754719","https://openalex.org/W2981665798","https://openalex.org/W2984496520","https://openalex.org/W3012174057","https://openalex.org/W3013109447","https://openalex.org/W3024604412","https://openalex.org/W3048945047","https://openalex.org/W3115017114","https://openalex.org/W3123086511","https://openalex.org/W3126560866","https://openalex.org/W3126736847","https://openalex.org/W3134035859","https://openalex.org/W3156569560","https://openalex.org/W3198923353","https://openalex.org/W4206341558","https://openalex.org/W6639904974","https://openalex.org/W6682018617","https://openalex.org/W6729496000","https://openalex.org/W6739211069","https://openalex.org/W6779436525","https://openalex.org/W6787581414"],"related_works":["https://openalex.org/W1994734174","https://openalex.org/W2236567279","https://openalex.org/W2111066923","https://openalex.org/W2545213287","https://openalex.org/W4225341666","https://openalex.org/W2392764151","https://openalex.org/W2336181987","https://openalex.org/W2598828511","https://openalex.org/W1988869880","https://openalex.org/W2381640075"],"abstract_inverted_index":{"New":[0,18],"radio":[1,19,39],"in":[2,23,31,43,147],"unlicensed":[3,13,27],"spectrum":[4,14,93],"(NR-U)":[5],"is":[6,192],"an":[7,105,114],"evolutionary":[8],"extension":[9],"of":[10,73,91,144],"the":[11,24,61,71,74,86,92,126,134,137,145,148,155,175,183,196,202,225],"existing":[12,75],"technologies,":[15],"which":[16,123],"allows":[17],"(NR)":[20],"to":[21,200,229],"operate":[22],"shared":[25,46],"and":[26,54,94,130,158,163,244],"frequency":[28],"bands.":[29],"However,":[30],"such":[32,234],"bands,":[33],"NR-U":[34,57,78,129,152],"should":[35,58],"coexist":[36],"with":[37,60,66,154,195],"other":[38],"access":[40],"technologies":[41],"(RATs)":[42],"a":[44,169,187],"commonly":[45],"spectrum.":[47],"As":[48],"various":[49],"RATs":[50],"possess":[51],"dissimilar":[52],"physical":[53],"link-layer":[55],"configurations,":[56],"comply":[59],"requirements":[62],"for":[63],"harmonious":[64],"coexistence":[65],"them.":[67],"For":[68],"this":[69,110],"reason,":[70],"majority":[72],"studies":[76],"on":[77,81,88],"are":[79],"focused":[80],"fair":[82],"coexistence.":[83],"In":[84,182],"contrast,":[85],"efforts":[87],"attaining":[89],"efficiency":[90,138],"fairness":[95,127,162],"concurrently":[96],"have":[97],"gained":[98],"comparatively":[99],"few":[100],"interests":[101],"as":[102,168,235],"they":[103],"exhibit":[104],"adverse":[106],"feature.":[107],"Motivated":[108],"by":[109],"limitation,":[111],"we":[112,165,209],"propose":[113],"algorithm":[115],"called":[116],"Thompson's":[117,188],"sampling-based":[118],"online":[119,197],"gradient":[120,198],"ascent":[121,199],"(TS-OGA),":[122],"jointly":[124],"considers":[125],"between":[128],"incumbents":[131,146],"and,":[132],"at":[133],"same":[135],"time,":[136],"via":[139],"pertinent":[140],"idle":[141],"period":[142],"adjustment":[143],"operating":[149],"channel.":[150],"Because":[151],"deals":[153],"two":[156],"conflicting":[157],"competing":[159],"objectives":[160],"(i.e.,":[161],"efficiency),":[164],"model":[166],"it":[167],"multi-objective":[170,203],"multi-armed":[171],"bandit":[172],"problem":[173],"using":[174],"Generalized":[176],"Gini":[177],"Index":[178],"aggregation":[179],"function":[180],"(GGAF).":[181],"proposed":[184],"scheme,":[185],"TS-OGA,":[186],"sampling":[189],"(TS)":[190],"policy":[191],"employed":[193],"together":[194],"address":[201],"optimization":[204],"problem.":[205],"Through":[206],"simulation":[207],"results,":[208],"show":[210],"that":[211],"TS-OGA":[212,223],"can":[213],"significantly":[214],"enhance":[215],"overall":[216],"channel":[217],"throughput,":[218],"while":[219],"maintaining":[220],"fairness.":[221],"Further,":[222],"provides":[224],"best":[226],"performance":[227],"compared":[228],"three":[230],"different":[231],"baseline":[232],"algorithms":[233],"<inline-formula":[236],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[237],"xmlns:xlink=\"http://www.w3.org/1999/xlink\"><tex-math":[238],"notation=\"LaTeX\">$\\epsilon$</tex-math></inline-formula>":[239],"-greedy,":[240],"upper":[241],"confidence":[242],"bound,":[243],"pure":[245],"TS.":[246]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}