{"id":"https://openalex.org/W3038591224","doi":"https://doi.org/10.1109/vtc2020-spring48590.2020.9128365","title":"Cooperative Edge Caching in Small Cell Networks with Heterogeneous Channel Qualities","display_name":"Cooperative Edge Caching in Small Cell Networks with Heterogeneous Channel Qualities","publication_year":2020,"publication_date":"2020-05-01","ids":{"openalex":"https://openalex.org/W3038591224","doi":"https://doi.org/10.1109/vtc2020-spring48590.2020.9128365","mag":"3038591224"},"language":"en","primary_location":{"id":"doi:10.1109/vtc2020-spring48590.2020.9128365","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2020-spring48590.2020.9128365","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE 91st Vehicular Technology Conference (VTC2020-Spring)","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/A5018078098","display_name":"Tao Nie","orcid":"https://orcid.org/0000-0001-7134-1791"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tao Nie","raw_affiliation_strings":["School of Electronic and Information Engineering, Harbin Institute of Technology, Shenzhen, China","Harbin Institute of Technology,School of Electronic and Information Engineering,Shenzhen,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Harbin Institute of Technology, Shenzhen, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"Harbin Institute of Technology,School of Electronic and Information Engineering,Shenzhen,China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031860907","display_name":"Jingjing Luo","orcid":"https://orcid.org/0000-0002-2864-6562"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingjing Luo","raw_affiliation_strings":["School of Electronic and Information Engineering, Harbin Institute of Technology, Shenzhen, China","Harbin Institute of Technology,School of Electronic and Information Engineering,Shenzhen,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Harbin Institute of Technology, Shenzhen, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"Harbin Institute of Technology,School of Electronic and Information Engineering,Shenzhen,China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042180402","display_name":"Lin Gao","orcid":"https://orcid.org/0000-0002-0142-1515"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lin Gao","raw_affiliation_strings":["School of Electronic and Information Engineering, Harbin Institute of Technology, Shenzhen, China","Harbin Institute of Technology,School of Electronic and Information Engineering,Shenzhen,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Harbin Institute of Technology, Shenzhen, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"Harbin Institute of Technology,School of Electronic and Information Engineering,Shenzhen,China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016793245","display_name":"Fu\u2010Chun Zheng","orcid":"https://orcid.org/0000-0003-3184-3054"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fu-Chun Zheng","raw_affiliation_strings":["School of Electronic and Information Engineering, Harbin Institute of Technology, Shenzhen, China","Harbin Institute of Technology,School of Electronic and Information Engineering,Shenzhen,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Harbin Institute of Technology, Shenzhen, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"Harbin Institute of Technology,School of Electronic and Information Engineering,Shenzhen,China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100739349","display_name":"Li Yu","orcid":"https://orcid.org/0000-0002-5060-2558"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li Yu","raw_affiliation_strings":["School of Electronic and Information Engineering, Huazhong University of Science and Technology, China","Huazhong University of Science and Technology,School of Electronic and Information Engineering,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Huazhong University of Science and Technology, China","institution_ids":["https://openalex.org/I47720641"]},{"raw_affiliation_string":"Huazhong University of Science and Technology,School of Electronic and Information Engineering,China","institution_ids":["https://openalex.org/I47720641"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":1.0,"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":1.0,"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":0.9814000129699707,"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/T12238","display_name":"Green IT and Sustainability","score":0.9584000110626221,"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/computer-science","display_name":"Computer science","score":0.8594564199447632},{"id":"https://openalex.org/keywords/backhaul","display_name":"Backhaul (telecommunications)","score":0.8566854000091553},{"id":"https://openalex.org/keywords/small-cell","display_name":"Small cell","score":0.7365548014640808},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.7137709259986877},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.648090124130249},{"id":"https://openalex.org/keywords/popularity","display_name":"Popularity","score":0.6317023634910583},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.5255000591278076},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.49173858761787415},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.4500367045402527},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4445574879646301},{"id":"https://openalex.org/keywords/cellular-network","display_name":"Cellular network","score":0.4123949706554413},{"id":"https://openalex.org/keywords/heterogeneous-network","display_name":"Heterogeneous network","score":0.41200584173202515},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.37283360958099365},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.16698011755943298},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.15841054916381836},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1259382665157318},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09105217456817627}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8594564199447632},{"id":"https://openalex.org/C103760667","wikidata":"https://www.wikidata.org/wiki/Q798444","display_name":"Backhaul (telecommunications)","level":3,"score":0.8566854000091553},{"id":"https://openalex.org/C179655311","wikidata":"https://www.wikidata.org/wiki/Q7543020","display_name":"Small cell","level":3,"score":0.7365548014640808},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.7137709259986877},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.648090124130249},{"id":"https://openalex.org/C2780586970","wikidata":"https://www.wikidata.org/wiki/Q1357284","display_name":"Popularity","level":2,"score":0.6317023634910583},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.5255000591278076},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.49173858761787415},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.4500367045402527},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4445574879646301},{"id":"https://openalex.org/C153646914","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Cellular network","level":2,"score":0.4123949706554413},{"id":"https://openalex.org/C158207573","wikidata":"https://www.wikidata.org/wiki/Q5747224","display_name":"Heterogeneous network","level":4,"score":0.41200584173202515},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.37283360958099365},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.16698011755943298},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.15841054916381836},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1259382665157318},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09105217456817627},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtc2020-spring48590.2020.9128365","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2020-spring48590.2020.9128365","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE 91st Vehicular Technology Conference (VTC2020-Spring)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1756034034","https://openalex.org/W1767905185","https://openalex.org/W1773979348","https://openalex.org/W1972458861","https://openalex.org/W1972738071","https://openalex.org/W2024195151","https://openalex.org/W2051773775","https://openalex.org/W2491602136","https://openalex.org/W2762659023","https://openalex.org/W2770416030","https://openalex.org/W2794138919","https://openalex.org/W2915763051","https://openalex.org/W2918366732","https://openalex.org/W2920088500","https://openalex.org/W2958533365","https://openalex.org/W3105117297","https://openalex.org/W4247988984"],"related_works":["https://openalex.org/W3120704836","https://openalex.org/W2277849140","https://openalex.org/W2949864303","https://openalex.org/W2771746866","https://openalex.org/W2103015965","https://openalex.org/W2912778282","https://openalex.org/W4292873101","https://openalex.org/W3118787014","https://openalex.org/W1563617853","https://openalex.org/W2788748885"],"abstract_inverted_index":{"Cooperative":[0],"caching":[1,26,65,138],"between":[2],"multiple":[3,93],"small":[4,52,69],"base":[5],"stations":[6],"(SBSs)":[7],"plays":[8],"a":[9,68,102,114],"critical":[10],"role":[11],"for":[12],"easing":[13],"the":[14,18,36,49,108,123,130,154],"traffic":[15],"congestion":[16],"of":[17,162],"backhaul":[19],"link.":[20],"Previous":[21],"works":[22],"assume":[23],"that":[24,106,153],"cooperative":[25,64],"policies":[27],"can":[28],"achieve":[29],"good":[30],"performance":[31],"when":[32,76],"each":[33,118,134],"user":[34],"in":[35,51,67,88,92,144,160],"region":[37],"is":[38,80],"mainly":[39],"served":[40],"by":[41,111,137],"its":[42],"nearest":[43],"SBS,":[44],"which":[45],"may":[46],"not":[47],"be":[48],"case":[50],"cell":[53,70],"networks":[54],"with":[55,72,140,146],"heterogeneous":[56,73],"channel":[57,74,148],"qualities.":[58,149],"In":[59],"this":[60,97],"paper,":[61],"we":[62,99,127],"study":[63],"problem":[66],"network":[71],"qualities":[75],"content":[77,90,131],"popularity":[78,109,125],"profile":[79,110],"unknown.":[81],"These":[82],"two":[83],"features":[84],"impose":[85],"new":[86],"challenges":[87],"optimizing":[89],"placement":[91,132],"SBSs.":[94],"To":[95],"address":[96],"problem,":[98],"first":[100],"propose":[101],"bayes-based":[103],"learning":[104],"algorithm":[105],"learn":[107],"sampling":[112],"from":[113],"Beta":[115],"distribution":[116],"at":[117,133],"time":[119,135],"period.":[120],"Based":[121],"on":[122],"estimated":[124],"profile,":[126],"then":[128],"optimize":[129],"period":[136],"contents":[139],"higher":[141],"popularity/size":[142],"ratio":[143],"SBSs":[145],"better":[147],"Numerical":[150],"results":[151],"show":[152],"proposed":[155],"algorithms":[156],"outperforms":[157],"three":[158],"baselines":[159],"terms":[161],"average":[163],"transmission":[164],"delay":[165],"and":[166],"cache":[167],"hit":[168],"rate.":[169]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
