{"id":"https://openalex.org/W2005328655","doi":"https://doi.org/10.1109/jstsp.2013.2259464","title":"Opportunistic Spectrum Access by Exploiting Primary User Feedbacks in Underlay Cognitive Radio Systems: An Optimality Analysis","display_name":"Opportunistic Spectrum Access by Exploiting Primary User Feedbacks in Underlay Cognitive Radio Systems: An Optimality Analysis","publication_year":2013,"publication_date":"2013-04-23","ids":{"openalex":"https://openalex.org/W2005328655","doi":"https://doi.org/10.1109/jstsp.2013.2259464","mag":"2005328655"},"language":"en","primary_location":{"id":"doi:10.1109/jstsp.2013.2259464","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstsp.2013.2259464","pdf_url":null,"source":{"id":"https://openalex.org/S42167783","display_name":"IEEE Journal of Selected Topics in Signal Processing","issn_l":"1932-4553","issn":["1932-4553","1941-0484"],"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 Journal of Selected Topics in Signal Processing","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/A5005823613","display_name":"Kehao Wang","orcid":"https://orcid.org/0000-0001-9843-8104"},"institutions":[{"id":"https://openalex.org/I196699116","display_name":"Wuhan University of Technology","ror":"https://ror.org/03fe7t173","country_code":"CN","type":"education","lineage":["https://openalex.org/I196699116"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kehao Wang","raw_affiliation_strings":["Key Laboratory of Fiber Optic Sensing Technology and Information Processing, and the School of Information, Wuhan University of Technology, Hubei, China","Key Lab. of Fiber Opt. Sensing Technol. & Inf. Process., Wuhan Univ. of Technol., Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Fiber Optic Sensing Technology and Information Processing, and the School of Information, Wuhan University of Technology, Hubei, China","institution_ids":["https://openalex.org/I196699116"]},{"raw_affiliation_string":"Key Lab. of Fiber Opt. Sensing Technol. & Inf. Process., Wuhan Univ. of Technol., Wuhan, China","institution_ids":["https://openalex.org/I196699116"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069716714","display_name":"Lin Chen","orcid":"https://orcid.org/0000-0001-7943-3172"},"institutions":[{"id":"https://openalex.org/I102197404","display_name":"Universit\u00e9 Paris-Sud","ror":"https://ror.org/028rypz17","country_code":"FR","type":"education","lineage":["https://openalex.org/I102197404"]},{"id":"https://openalex.org/I4210144804","display_name":"Laboratoire de Recherche en Informatique","ror":"https://ror.org/04e3ktk27","country_code":"FR","type":"facility","lineage":["https://openalex.org/I102197404","https://openalex.org/I1294671590","https://openalex.org/I1326498283","https://openalex.org/I4210144804","https://openalex.org/I4210159245"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Lin Chen","raw_affiliation_strings":["Laboratoire de Recherche en Informatique (LRI), Department of Computer Science, University of Paris-Sud, Orsay, France","Department of Computer Science , University of Paris Sud , Orsay, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire de Recherche en Informatique (LRI), Department of Computer Science, University of Paris-Sud, Orsay, France","institution_ids":["https://openalex.org/I102197404","https://openalex.org/I4210144804"]},{"raw_affiliation_string":"Department of Computer Science , University of Paris Sud , Orsay, France","institution_ids":["https://openalex.org/I102197404"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100414577","display_name":"Quan Liu","orcid":"https://orcid.org/0000-0002-9036-0290"},"institutions":[{"id":"https://openalex.org/I196699116","display_name":"Wuhan University of Technology","ror":"https://ror.org/03fe7t173","country_code":"CN","type":"education","lineage":["https://openalex.org/I196699116"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Quan Liu","raw_affiliation_strings":["Key Laboratory of Fiber Optic Sensing Technology and Information Processing, and the School of Information, Wuhan University of Technology, Hubei, China","Key Lab. of Fiber Opt. Sensing Technol. & Inf. Process., Wuhan Univ. of Technol., Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Fiber Optic Sensing Technology and Information Processing, and the School of Information, Wuhan University of Technology, Hubei, China","institution_ids":["https://openalex.org/I196699116"]},{"raw_affiliation_string":"Key Lab. of Fiber Opt. Sensing Technol. & Inf. Process., Wuhan Univ. of Technol., Wuhan, China","institution_ids":["https://openalex.org/I196699116"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.9093,"has_fulltext":false,"cited_by_count":27,"citation_normalized_percentile":{"value":0.93898629,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"7","issue":"5","first_page":"869","last_page":"882"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T12101","display_name":"Advanced Bandit Algorithms Research","score":0.9997000098228455,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.989799976348877,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.9121333360671997},{"id":"https://openalex.org/keywords/underlay","display_name":"Underlay","score":0.8312227725982666},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7215640544891357},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6229679584503174},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.6022073030471802},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.5862871408462524},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5458415746688843},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.4576197862625122},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.44658875465393066},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4373576045036316},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4309884011745453},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3727172613143921},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3360882103443146},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.18793374300003052},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.18432575464248657},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.14555862545967102},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1371084451675415}],"concepts":[{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.9121333360671997},{"id":"https://openalex.org/C2777679929","wikidata":"https://www.wikidata.org/wiki/Q7883709","display_name":"Underlay","level":3,"score":0.8312227725982666},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7215640544891357},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6229679584503174},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.6022073030471802},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.5862871408462524},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5458415746688843},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.4576197862625122},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.44658875465393066},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4373576045036316},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4309884011745453},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3727172613143921},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3360882103443146},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.18793374300003052},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.18432575464248657},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.14555862545967102},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1371084451675415},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jstsp.2013.2259464","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstsp.2013.2259464","pdf_url":null,"source":{"id":"https://openalex.org/S42167783","display_name":"IEEE Journal of Selected Topics in Signal Processing","issn_l":"1932-4553","issn":["1932-4553","1941-0484"],"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 Journal of Selected Topics in Signal Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","score":0.800000011920929,"id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W1989239951","https://openalex.org/W1992595998","https://openalex.org/W1996804776","https://openalex.org/W2002937495","https://openalex.org/W2003798390","https://openalex.org/W2008867855","https://openalex.org/W2029199203","https://openalex.org/W2040774021","https://openalex.org/W2063773941","https://openalex.org/W2071707134","https://openalex.org/W2078503972","https://openalex.org/W2101203346","https://openalex.org/W2105556121","https://openalex.org/W2118314698","https://openalex.org/W2126948105","https://openalex.org/W2144776022","https://openalex.org/W2147028589","https://openalex.org/W2154376385","https://openalex.org/W2161209335","https://openalex.org/W2162629742","https://openalex.org/W2168078104","https://openalex.org/W2171671264","https://openalex.org/W2211823528","https://openalex.org/W2952426256","https://openalex.org/W2964296255","https://openalex.org/W3125634603","https://openalex.org/W6675180175"],"related_works":["https://openalex.org/W2769590643","https://openalex.org/W2169642774","https://openalex.org/W2532161418","https://openalex.org/W2556201531","https://openalex.org/W2018726158","https://openalex.org/W2387652801","https://openalex.org/W2540573036","https://openalex.org/W1990934859","https://openalex.org/W2053336077","https://openalex.org/W2158337294"],"abstract_inverted_index":{"We":[0,173],"consider":[1],"an":[2,175],"underlay":[3],"cognitive":[4,12],"radio":[5],"(CR)":[6],"communication":[7],"system":[8],"in":[9,107,142],"which":[10,105,161],"a":[11,43,94,131,189],"secondary":[13],"user":[14],"(SU)":[15],"can":[16],"access":[17],"multiple":[18],"primary":[19,28,46,51,59],"spectrum":[20],"channels":[21,47,85,167],"only":[22],"when":[23],"its":[24,74,87],"interference":[25,65],"to":[26,56,72,103,109,203],"the":[27,40,50,58,64,79,84,100,111,115,146,153,157,165,170,179,182,200,205,208],"users":[29],"(PU)":[30],"is":[31,102,138],"limited.":[32],"To":[33],"identify":[34],"and":[35,63,148,193,212],"exploit":[36],"instantaneous":[37],"transmission":[38],"opportunities,":[39],"SU":[41,80,101],"probes":[42],"subset":[44],"of":[45,90,139,163,181,191,207],"by":[48,99,127,152],"overhearing":[49],"feedback":[52],"signals":[53],"so":[54],"as":[55],"learn":[57],"receiver's":[60],"channel":[61],"condition":[62],"tolerance":[66],"level,":[67],"then":[68,93],"chooses":[69],"appropriate":[70],"power":[71],"transmit":[73],"data.":[75],"In":[76,119],"such":[77],"context,":[78],"cannot":[81],"probe":[82,104],"all":[83],"for":[86,188],"limited":[88],"number":[89],"receiving":[91],"antennas,":[92],"crucial":[95],"optimization":[96,125],"problem":[97,126,136],"faced":[98],"channel(s)":[106],"order":[108],"maximize":[110],"long-term":[112],"throughput":[113],"given":[114],"past":[116,171],"probing":[117,159,164,185,210],"history.":[118],"this":[120,124],"paper,":[121],"we":[122,155,198],"tackle":[123],"casting":[128],"it":[129],"into":[130],"restless":[132],"multi-armed":[133],"bandit":[134],"(RMAB)":[135],"that":[137],"fundamental":[140],"importance":[141],"decision":[143],"theory.":[144],"Given":[145],"specific":[147],"practical":[149],"constraints":[150],"posed":[151],"problem,":[154],"analyze":[156],"myopic":[158,184,209],"policy":[160],"consists":[162],"best":[166],"based":[168],"on":[169,178,220],"observation.":[172],"perform":[174],"analytical":[176,216],"study":[177],"optimality":[180,206],"developed":[183],"policy.":[186],"Specifically,":[187],"family":[190],"generic":[192],"practically":[194],"important":[195],"utility":[196],"functions,":[197],"establish":[199],"closed-form":[201],"conditions":[202],"guarantee":[204],"policy,":[211],"also":[213],"illustrate":[214],"our":[215],"results":[217],"via":[218],"simulations":[219],"several":[221],"typical":[222],"network":[223],"scenarios.":[224]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
