{"id":"https://openalex.org/W2027522306","doi":"https://doi.org/10.1109/infocom.2014.6848151","title":"Delay-constrained caching in cognitive radio networks","display_name":"Delay-constrained caching in cognitive radio networks","publication_year":2014,"publication_date":"2014-04-01","ids":{"openalex":"https://openalex.org/W2027522306","doi":"https://doi.org/10.1109/infocom.2014.6848151","mag":"2027522306"},"language":"en","primary_location":{"id":"doi:10.1109/infocom.2014.6848151","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infocom.2014.6848151","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE INFOCOM 2014 - 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/A5100623271","display_name":"Jing Zhao","orcid":"https://orcid.org/0000-0002-0737-6532"},"institutions":[{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jing Zhao","raw_affiliation_strings":["Pennsylvania State University, PA","Pennsylvania State University, University Park, PA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Pennsylvania State University, PA","institution_ids":["https://openalex.org/I130769515"]},{"raw_affiliation_string":"Pennsylvania State University, University Park, PA, USA","institution_ids":["https://openalex.org/I130769515"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006292758","display_name":"Wei Gao","orcid":"https://orcid.org/0000-0003-2144-6960"},"institutions":[{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]},{"id":"https://openalex.org/I75027704","display_name":"University of Tennessee at Knoxville","ror":"https://ror.org/020f3ap87","country_code":"US","type":"education","lineage":["https://openalex.org/I75027704"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wei Gao","raw_affiliation_strings":["Pennsylvania State University, PA","University of Tennessee; Knoxville TN USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Pennsylvania State University, PA","institution_ids":["https://openalex.org/I130769515"]},{"raw_affiliation_string":"University of Tennessee; Knoxville TN USA","institution_ids":["https://openalex.org/I75027704"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100364988","display_name":"Yi Wang","orcid":"https://orcid.org/0000-0002-9095-6879"},"institutions":[{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yi Wang","raw_affiliation_strings":["Pennsylvania State University, PA","Pennsylvania State University, University Park, PA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Pennsylvania State University, PA","institution_ids":["https://openalex.org/I130769515"]},{"raw_affiliation_string":"Pennsylvania State University, University Park, PA, USA","institution_ids":["https://openalex.org/I130769515"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102287047","display_name":"Guohong Cao","orcid":null},"institutions":[{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]},{"id":"https://openalex.org/I75027704","display_name":"University of Tennessee at Knoxville","ror":"https://ror.org/020f3ap87","country_code":"US","type":"education","lineage":["https://openalex.org/I75027704"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Guohong Cao","raw_affiliation_strings":["University of Tennessee, TN","Pennsylvania State University, University Park, PA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Tennessee, TN","institution_ids":["https://openalex.org/I75027704"]},{"raw_affiliation_string":"Pennsylvania State University, University Park, PA, USA","institution_ids":["https://openalex.org/I130769515"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.0358,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.92627418,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"99","issue":null,"first_page":"2094","last_page":"2102"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","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/T11478","display_name":"Caching and Content Delivery","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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9995999932289124,"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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9994000196456909,"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/cognitive-radio","display_name":"Cognitive radio","score":0.8632540702819824},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8408759832382202},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.6194836497306824},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.6110624074935913},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.5847674608230591},{"id":"https://openalex.org/keywords/transmission-delay","display_name":"Transmission delay","score":0.5511314272880554},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.4372822940349579},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4301697909832001},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4258113503456116},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.24466568231582642},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.1558498740196228},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14452609419822693},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.13472777605056763}],"concepts":[{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.8632540702819824},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8408759832382202},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.6194836497306824},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.6110624074935913},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.5847674608230591},{"id":"https://openalex.org/C108921912","wikidata":"https://www.wikidata.org/wiki/Q7834639","display_name":"Transmission delay","level":3,"score":0.5511314272880554},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.4372822940349579},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4301697909832001},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4258113503456116},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.24466568231582642},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.1558498740196228},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14452609419822693},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.13472777605056763},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/infocom.2014.6848151","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infocom.2014.6848151","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE INFOCOM 2014 - IEEE Conference on Computer Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W592796669","https://openalex.org/W1484750604","https://openalex.org/W2011823863","https://openalex.org/W2041738377","https://openalex.org/W2042959783","https://openalex.org/W2070607702","https://openalex.org/W2094518706","https://openalex.org/W2099470650","https://openalex.org/W2099574482","https://openalex.org/W2103227185","https://openalex.org/W2112053513","https://openalex.org/W2118518442","https://openalex.org/W2119339291","https://openalex.org/W2120709197","https://openalex.org/W2120875707","https://openalex.org/W2131787605","https://openalex.org/W2137163110","https://openalex.org/W2146723212","https://openalex.org/W2148588212","https://openalex.org/W2161450107","https://openalex.org/W2165197855","https://openalex.org/W2166324783","https://openalex.org/W2170577762","https://openalex.org/W2176308295","https://openalex.org/W4234068324","https://openalex.org/W4247697016","https://openalex.org/W4299665420","https://openalex.org/W6661058784","https://openalex.org/W6668195353","https://openalex.org/W6681717630"],"related_works":["https://openalex.org/W2153910440","https://openalex.org/W2539891648","https://openalex.org/W2127774346","https://openalex.org/W2015084428","https://openalex.org/W2808742922","https://openalex.org/W2281825431","https://openalex.org/W2067267880","https://openalex.org/W2038467491","https://openalex.org/W2115448042","https://openalex.org/W2790103771"],"abstract_inverted_index":{"In":[0],"cognitive":[1,72,108],"radio":[2,73,109],"networks,":[3],"unlicensed":[4,22,42],"users":[5,23,43],"can":[6,63,134],"use":[7,94],"under-utilized":[8],"licensed":[9,20,33],"spectrum":[10,27],"to":[11,44,46,56,75,93,97,119,125],"achieve":[12],"substantial":[13],"performance":[14],"improvement.":[15],"To":[16,83,138],"avoid":[17],"interference":[18],"with":[19],"users,":[21],"must":[24],"vacate":[25],"the":[26,50,60,77,84,91,103,116,121,130,169,173,176,179],"when":[28],"it":[29,37,69],"is":[30,118],"accessed":[31],"by":[32],"(primary)":[34],"users.":[35],"Since":[36],"takes":[38],"some":[39,126],"time":[40],"for":[41,71],"switch":[45],"other":[47],"available":[48],"channels,":[49],"ongoing":[51],"data":[52,131],"transmissions":[53],"may":[54],"have":[55],"be":[57,64,135],"interrupted":[58],"and":[59,148,165,168],"transmission":[61],"delay":[62,78,127,133,166,180],"significantly":[65],"increased.":[66],"This":[67],"makes":[68],"hard":[70],"networks":[74,110],"meet":[76],"constraints":[79],"of":[80,86,162],"many":[81],"applications.":[82],"best":[85,174],"our":[87,154],"knowledge,":[88],"we":[89,142],"are":[90],"first":[92],"caching":[95,158],"techniques":[96],"address":[98],"this":[99,140],"problem.":[100],"We":[101],"formulate":[102],"cache":[104],"placement":[105],"problem":[106],"in":[107,160],"as":[111],"an":[112],"optimization":[113],"problem,":[114,141],"where":[115],"goal":[117],"minimize":[120],"total":[122,163],"cost,":[123],"subject":[124],"constraint,":[128,167],"i.e.,":[129],"access":[132],"statistically":[136],"bounded.":[137],"solve":[139],"propose":[143],"three":[144],"approaches:":[145],"cost-based,":[146],"delay-based,":[147],"hybrid.":[149],"Simulation":[150],"results":[151],"show":[152],"that":[153],"approaches":[155,177],"outperform":[156],"existing":[157],"solutions":[159],"terms":[161],"cost":[164],"hybrid":[170],"approach":[171],"performs":[172],"among":[175],"satisfying":[178],"constraint.":[181]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":4}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
