{"id":"https://openalex.org/W4396713001","doi":"https://doi.org/10.1109/twc.2024.3395129","title":"UB3: Fixed Budget Best Beam Identification in mmWave Massive MISO via Pure Exploration Unimodal Bandits","display_name":"UB3: Fixed Budget Best Beam Identification in mmWave Massive MISO via Pure Exploration Unimodal Bandits","publication_year":2024,"publication_date":"2024-05-07","ids":{"openalex":"https://openalex.org/W4396713001","doi":"https://doi.org/10.1109/twc.2024.3395129"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2024.3395129","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2024.3395129","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/A5003586322","display_name":"Debamita Ghosh","orcid":"https://orcid.org/0000-0003-2848-2227"},"institutions":[{"id":"https://openalex.org/I162827531","display_name":"Indian Institute of Technology Bombay","ror":"https://ror.org/02qyf5152","country_code":"IN","type":"education","lineage":["https://openalex.org/I162827531"]},{"id":"https://openalex.org/I2802772015","display_name":"IITB-Monash Research Academy","ror":"https://ror.org/02r3nf527","country_code":"IN","type":"education","lineage":["https://openalex.org/I162827531","https://openalex.org/I2802772015","https://openalex.org/I56590836"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Debamita Ghosh","raw_affiliation_strings":["IITB-Monash Research Academy, >IIT Bombay, Mumbai, Maharashtra, India"],"raw_orcid":"https://orcid.org/0000-0003-2848-2227","affiliations":[{"raw_affiliation_string":"IITB-Monash Research Academy, >IIT Bombay, Mumbai, Maharashtra, India","institution_ids":["https://openalex.org/I162827531","https://openalex.org/I2802772015"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057858044","display_name":"Manjesh K. Hanawal","orcid":"https://orcid.org/0000-0002-1807-5487"},"institutions":[{"id":"https://openalex.org/I162827531","display_name":"Indian Institute of Technology Bombay","ror":"https://ror.org/02qyf5152","country_code":"IN","type":"education","lineage":["https://openalex.org/I162827531"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Manjesh K. Hanawal","raw_affiliation_strings":["Department of IEOR, IIT Bombay, Mumbai, Maharashtra, India"],"raw_orcid":"https://orcid.org/0000-0002-1807-5487","affiliations":[{"raw_affiliation_string":"Department of IEOR, IIT Bombay, Mumbai, Maharashtra, India","institution_ids":["https://openalex.org/I162827531"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072326730","display_name":"Nikola Zlatanov","orcid":"https://orcid.org/0000-0001-6828-3308"},"institutions":[{"id":"https://openalex.org/I4210116741","display_name":"Innopolis University","ror":"https://ror.org/02b7jh107","country_code":"RU","type":"education","lineage":["https://openalex.org/I4210116741"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"Nikola Zlatanov","raw_affiliation_strings":["Faculty of Computer and Engineering Sciences, Innopolis University, Innopolis, Russia"],"raw_orcid":"https://orcid.org/0000-0001-6828-3308","affiliations":[{"raw_affiliation_string":"Faculty of Computer and Engineering Sciences, Innopolis University, Innopolis, Russia","institution_ids":["https://openalex.org/I4210116741"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.6241,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.61511661,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"23","issue":"10","first_page":"12658","last_page":"12669"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9945999979972839,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9945999979972839,"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":0.9901999831199646,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9490000009536743,"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/identification","display_name":"Identification (biology)","score":0.6672590374946594},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6035279631614685},{"id":"https://openalex.org/keywords/beam","display_name":"Beam (structure)","score":0.4318607449531555},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.40202295780181885},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.22034195065498352},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.20355042815208435},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.1599164605140686}],"concepts":[{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.6672590374946594},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6035279631614685},{"id":"https://openalex.org/C168834538","wikidata":"https://www.wikidata.org/wiki/Q3705329","display_name":"Beam (structure)","level":2,"score":0.4318607449531555},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.40202295780181885},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.22034195065498352},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.20355042815208435},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.1599164605140686},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/twc.2024.3395129","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2024.3395129","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":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.5}],"awards":[{"id":"https://openalex.org/G36579052","display_name":null,"funder_award_id":"MTR/2021/000645","funder_id":"https://openalex.org/F4320334971","funder_display_name":"Science and Engineering Research Council"}],"funders":[{"id":"https://openalex.org/F4320334971","display_name":"Science and Engineering Research Council","ror":"https://ror.org/00zgdb249"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":53,"referenced_works":["https://openalex.org/W624827785","https://openalex.org/W1482426140","https://openalex.org/W1504983838","https://openalex.org/W1578217165","https://openalex.org/W1984114931","https://openalex.org/W1991056455","https://openalex.org/W2074011868","https://openalex.org/W2106275682","https://openalex.org/W2112951164","https://openalex.org/W2125324284","https://openalex.org/W2128865660","https://openalex.org/W2159347248","https://openalex.org/W2166486216","https://openalex.org/W2261663070","https://openalex.org/W2263866228","https://openalex.org/W2287692292","https://openalex.org/W2725078910","https://openalex.org/W2766305950","https://openalex.org/W2876820033","https://openalex.org/W2891787690","https://openalex.org/W2955485202","https://openalex.org/W2962691384","https://openalex.org/W2963652863","https://openalex.org/W2974178109","https://openalex.org/W3003196782","https://openalex.org/W3014787243","https://openalex.org/W3016000917","https://openalex.org/W3039071055","https://openalex.org/W3047372262","https://openalex.org/W3163731022","https://openalex.org/W3164886158","https://openalex.org/W3168169223","https://openalex.org/W3175717526","https://openalex.org/W3189769470","https://openalex.org/W4206530644","https://openalex.org/W4226110397","https://openalex.org/W4230767717","https://openalex.org/W4297676216","https://openalex.org/W4300508798","https://openalex.org/W4313177124","https://openalex.org/W4321606770","https://openalex.org/W4385444019","https://openalex.org/W4396713001","https://openalex.org/W6630462033","https://openalex.org/W6632992360","https://openalex.org/W6678664249","https://openalex.org/W6681556291","https://openalex.org/W6684588553","https://openalex.org/W6696927413","https://openalex.org/W6716649906","https://openalex.org/W6779957738","https://openalex.org/W6780865738","https://openalex.org/W6843657475"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052","https://openalex.org/W2382290278","https://openalex.org/W4395014643"],"abstract_inverted_index":{"One":[0],"of":[1,23,27,48,68,77,103,116,123,132,153],"the":[2,17,21,24,28,31,41,65,69,78,83,101,105,112,117,121,130,136,143,149,159,177],"core":[3],"problems":[4],"in":[5,135],"millimeter":[6],"wave":[7],"(mmWave)":[8],"massive":[9],"multiple-input-single-output":[10],"(MISO)":[11],"communication":[12],"systems,":[13],"which":[14,169],"significantly":[15],"affects":[16],"data":[18],"rate,":[19],"is":[20,115,146,152],"misalignment":[22],"beam":[25,43,85],"direction":[26],"transmitter":[29],"towards":[30],"receiver.":[32],"In":[33,140],"this":[34,51],"paper,":[35],"we":[36,53,109,162],"investigate":[37],"strategies":[38],"that":[39,63,111],"identify":[40],"best":[42,84,106],"within":[44,86],"a":[45,75,87,125,164],"fixed":[46,88],"duration":[47,90],"time.":[49],"To":[50],"end,":[52],"develop":[54],"an":[55,97],"algorithm,":[56],"namedUnimodal":[57],"Bandit":[58],"for":[59],"Best":[60],"Beam":[61],"(UB3),":[62],"exploits":[64],"unimodal":[66,144,160],"structure":[67,145],"mean":[70],"received":[71],"signal":[72],"strength":[73],"as":[74],"function":[76],"available":[79],"beams":[80],"and":[81,108,128],"identifies":[82],"time":[89],"using":[91],"pure":[92],"exploration":[93],"strategies.":[94],"We":[95,174],"derive":[96],"upper":[98,113],"bound":[99,114],"on":[100],"probability":[102,151],"misidentifying":[104],"beam,":[107],"prove":[110],"orderO(log2Kexp":[118,154],"{-\u03b1nA}),":[119],"whereKis":[120],"number":[122,131],"beams,Ais":[124],"problem-dependent":[126],"constant,":[127],"\u03b1nis":[129],"pilots":[133],"used":[134],"channel":[137],"estimation":[138],"phase.":[139],"contrast,":[141],"when":[142],"not":[147],"exploited,":[148],"error":[150,167],"{-\u03b1nA/(KlogK)}).":[155],"Thus,":[156],"by":[157],"exploiting":[158],"structure,":[161],"achieve":[163],"much":[165],"better":[166],"probability,":[168],"depends":[170],"only":[171],"logarithmically":[172],"onK.":[173],"demonstrate":[175],"thatUB3outperforms":[176],"state-of-the-art":[178],"algorithms":[179],"through":[180],"extensive":[181],"simulations.":[182]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2}],"updated_date":"2026-07-29T09:40:50.615796","created_date":"2025-10-10T00:00:00"}