{"id":"https://openalex.org/W2794170348","doi":"https://doi.org/10.1109/infocom.2018.8486391","title":"Opportunistic Multichannel Access with Imperfect Observation: A Fixed Point Analysis on Indexability and Index-based Policy","display_name":"Opportunistic Multichannel Access with Imperfect Observation: A Fixed Point Analysis on Indexability and Index-based Policy","publication_year":2018,"publication_date":"2018-04-01","ids":{"openalex":"https://openalex.org/W2794170348","doi":"https://doi.org/10.1109/infocom.2018.8486391","mag":"2794170348"},"language":"en","primary_location":{"id":"doi:10.1109/infocom.2018.8486391","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infocom.2018.8486391","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE INFOCOM 2018 - IEEE Conference on Computer Communications","raw_type":"proceedings-article"},"type":"conference-paper","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":["Wuhan University of Technology, Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wuhan University of Technology, Wuhan, China","institution_ids":["https://openalex.org/I196699116"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017427396","display_name":"Lin Chen","orcid":"https://orcid.org/0000-0001-5927-571X"},"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/I204730241","display_name":"Universit\u00e9 Paris Cit\u00e9","ror":"https://ror.org/05f82e368","country_code":"FR","type":"education","lineage":["https://openalex.org/I204730241"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Lin Chen","raw_affiliation_strings":["Universit\u00e9 de Paris-Sud XI, Orsay, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e9 de Paris-Sud XI, Orsay, France","institution_ids":["https://openalex.org/I102197404","https://openalex.org/I204730241"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065566262","display_name":"Jihong Yu","orcid":"https://orcid.org/0000-0003-3639-5342"},"institutions":[{"id":"https://openalex.org/I18014758","display_name":"Simon Fraser University","ror":"https://ror.org/0213rcc28","country_code":"CA","type":"education","lineage":["https://openalex.org/I18014758"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Jihong Yu","raw_affiliation_strings":["Department of Computer Science, Simon Fraser University, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Simon Fraser University, Canada","institution_ids":["https://openalex.org/I18014758"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5067048409","display_name":"Moe Z. Win","orcid":"https://orcid.org/0000-0002-8573-0488"},"institutions":[{"id":"https://openalex.org/I63966007","display_name":"Massachusetts Institute of Technology","ror":"https://ror.org/042nb2s44","country_code":"US","type":"education","lineage":["https://openalex.org/I63966007"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Moe Win","raw_affiliation_strings":["Laboratory of Information & Decision Systems, Massachusetts Institute of Technology, Cambridge, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Information & Decision Systems, Massachusetts Institute of Technology, Cambridge, USA","institution_ids":["https://openalex.org/I63966007"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.666,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.64946084,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":"26","issue":null,"first_page":"1898","last_page":"1906"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12101","display_name":"Advanced Bandit Algorithms Research","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T12101","display_name":"Advanced Bandit Algorithms Research","score":0.9998999834060669,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9973999857902527,"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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9947999715805054,"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/computer-science","display_name":"Computer science","score":0.637802243232727},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5979582667350769},{"id":"https://openalex.org/keywords/imperfect","display_name":"Imperfect","score":0.5866830945014954},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4999268054962158},{"id":"https://openalex.org/keywords/linearization","display_name":"Linearization","score":0.47431397438049316},{"id":"https://openalex.org/keywords/index","display_name":"Index (typography)","score":0.43720391392707825},{"id":"https://openalex.org/keywords/rendering","display_name":"Rendering (computer graphics)","score":0.4337362051010132},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.3524102568626404},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.28934425115585327},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1153707206249237},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10559555888175964}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.637802243232727},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5979582667350769},{"id":"https://openalex.org/C2780310539","wikidata":"https://www.wikidata.org/wiki/Q12547192","display_name":"Imperfect","level":2,"score":0.5866830945014954},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4999268054962158},{"id":"https://openalex.org/C11210021","wikidata":"https://www.wikidata.org/wiki/Q1520713","display_name":"Linearization","level":3,"score":0.47431397438049316},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.43720391392707825},{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.4337362051010132},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.3524102568626404},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.28934425115585327},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1153707206249237},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10559555888175964},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/infocom.2018.8486391","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infocom.2018.8486391","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE INFOCOM 2018 - IEEE Conference on Computer Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.5699999928474426,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W1516999356","https://openalex.org/W1702782474","https://openalex.org/W1972058715","https://openalex.org/W1989239951","https://openalex.org/W1994274739","https://openalex.org/W2003798390","https://openalex.org/W2005328655","https://openalex.org/W2029199203","https://openalex.org/W2044502527","https://openalex.org/W2051709430","https://openalex.org/W2056921512","https://openalex.org/W2063142364","https://openalex.org/W2101203346","https://openalex.org/W2105556121","https://openalex.org/W2141515329","https://openalex.org/W2142953715","https://openalex.org/W2144776022","https://openalex.org/W2155965070","https://openalex.org/W2156107305","https://openalex.org/W2317700292","https://openalex.org/W2499002200","https://openalex.org/W2511028367","https://openalex.org/W2536694554","https://openalex.org/W2963202583","https://openalex.org/W2964296255","https://openalex.org/W3104937890","https://openalex.org/W4234346929"],"related_works":["https://openalex.org/W2374250903","https://openalex.org/W1546413948","https://openalex.org/W2263832889","https://openalex.org/W2243884323","https://openalex.org/W42072456","https://openalex.org/W4243095785","https://openalex.org/W4387894447","https://openalex.org/W2089057551","https://openalex.org/W2999135108","https://openalex.org/W2363340714"],"abstract_inverted_index":{"We":[0],"consider":[1],"the":[2,32,38,66,99,104,109,117,128,140,144,172,190,201,212],"multichannel":[3],"opportunistic":[4],"access":[5,19,75],"problem,":[6],"in":[7,24,158],"which":[8,16,56,88,149,167,198],"a":[9,51,81,162,177,184],"user":[10],"decides,":[11],"at":[12],"each":[13,205,216],"time":[14],"slot,":[15],"channel":[17,41,74,118],"to":[18,26,59,70,170,207],"among":[20],"multiple":[21],"Gilbert-Elliot":[22],"channels":[23],"order":[25],"maximize":[27],"his":[28],"aggregated":[29],"utility":[30],"(e.g.,":[31],"expected":[33],"transmission":[34],"throughput)":[35],"given":[36,65],"that":[37],"observation":[39],"of":[40,101,107,130,179,186,189],"state":[42,119],"is":[43,57,69,80,89,122,161],"error-prone.":[44],"The":[45,155],"problem":[46,55,67,132],"can":[47,152],"be":[48,60,114,153],"cast":[49],"into":[50,176],"restless":[52,86],"multiarmed":[53],"bandit":[54],"proved":[58],"PSPACE-Hard.":[61],"An":[62],"alternative":[63],"approach,":[64],"hardness,":[68],"look":[71],"for":[72,85,204,215],"simple":[73],"policies.":[76],"Whittle":[77,110,213],"index":[78,111,150,214],"policy":[79,112,151],"very":[82],"popular":[83],"heuristic":[84],"bandits,":[87],"provably":[90],"optimal":[91],"asymptotically":[92],"and":[93,142,181,210],"has":[94],"good":[95],"empirical":[96],"performance.":[97],"In":[98,134],"case":[100],"imperfect":[102],"observation,":[103],"traditional":[105],"approach":[106,166],"computing":[108],"cannot":[113],"applied":[115],"because":[116],"belief":[120,173],"evolution":[121],"no":[123],"more":[124],"linear,":[125],"thus":[126],"rendering":[127],"indexability":[129,141,209],"our":[131,159],"open.":[133],"this":[135],"paper,":[136],"we":[137,199],"mathematically":[138],"establish":[139,143,183,208],"closed-form":[145],"Whittle-index,":[146],"based":[147,165,196],"on":[148,197],"constructed.":[154],"major":[156],"technique":[157],"analysis":[160],"fixed":[163],"point":[164],"enable":[168],"us":[169],"divide":[171],"information":[174],"space":[175],"series":[178],"regions":[180],"then":[182],"set":[185],"periodic":[187],"structures":[188],"underlying":[191],"nonlinear":[192],"dynamic":[193],"evolving":[194],"system,":[195],"devise":[200],"linearization":[202],"scheme":[203],"region":[206],"compute":[211],"region.":[217]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":2}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
