{"id":"https://openalex.org/W2768809189","doi":"https://doi.org/10.1109/infcomw.2017.8116420","title":"Collaborative hierarchical caching in cloud radio access networks","display_name":"Collaborative hierarchical caching in cloud radio access networks","publication_year":2017,"publication_date":"2017-05-01","ids":{"openalex":"https://openalex.org/W2768809189","doi":"https://doi.org/10.1109/infcomw.2017.8116420","mag":"2768809189"},"language":"en","primary_location":{"id":"doi:10.1109/infcomw.2017.8116420","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infcomw.2017.8116420","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS)","raw_type":"proceedings-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/A5100413431","display_name":"Xiuhua Li","orcid":"https://orcid.org/0000-0001-9041-0297"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Xiuhua Li","raw_affiliation_strings":["The University of British Columbia Faculty of Medicine, Vancouver, BC, CA"],"affiliations":[{"raw_affiliation_string":"The University of British Columbia Faculty of Medicine, Vancouver, BC, CA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033422280","display_name":"Peiran Wu","orcid":"https://orcid.org/0000-0001-9747-3629"},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Peiran Wu","raw_affiliation_strings":["Dept. Electrical and Computer Engineering, The University of British Columbia, Vancouver, Canada"],"affiliations":[{"raw_affiliation_string":"Dept. Electrical and Computer Engineering, The University of British Columbia, Vancouver, Canada","institution_ids":["https://openalex.org/I141945490"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100363470","display_name":"Xiaofei Wang","orcid":"https://orcid.org/0000-0002-7223-1030"},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Xiaofei Wang","raw_affiliation_strings":["Dept. Electrical and Computer Engineering, The University of British Columbia, Vancouver, Canada"],"affiliations":[{"raw_affiliation_string":"Dept. Electrical and Computer Engineering, The University of British Columbia, Vancouver, Canada","institution_ids":["https://openalex.org/I141945490"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111982109","display_name":"Keqiu Li","orcid":null},"institutions":[{"id":"https://openalex.org/I162868743","display_name":"Tianjin University","ror":"https://ror.org/012tb2g32","country_code":"CN","type":"education","lineage":["https://openalex.org/I162868743"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Keqiu Li","raw_affiliation_strings":["Tianjin Key Laboratory of Advanced Networking, Tianjin University, Tianjin, China"],"affiliations":[{"raw_affiliation_string":"Tianjin Key Laboratory of Advanced Networking, Tianjin University, Tianjin, China","institution_ids":["https://openalex.org/I162868743"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063667378","display_name":"Zhu Han","orcid":"https://orcid.org/0000-0002-6606-5822"},"institutions":[{"id":"https://openalex.org/I162868743","display_name":"Tianjin University","ror":"https://ror.org/012tb2g32","country_code":"CN","type":"education","lineage":["https://openalex.org/I162868743"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhu Han","raw_affiliation_strings":["Tianjin Key Laboratory of Advanced Networking, Tianjin University, Tianjin, China"],"affiliations":[{"raw_affiliation_string":"Tianjin Key Laboratory of Advanced Networking, Tianjin University, Tianjin, China","institution_ids":["https://openalex.org/I162868743"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035919267","display_name":"Victor C. M. Leung","orcid":"https://orcid.org/0000-0003-3529-2640"},"institutions":[{"id":"https://openalex.org/I44461941","display_name":"University of Houston","ror":"https://ror.org/048sx0r50","country_code":"US","type":"education","lineage":["https://openalex.org/I44461941"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Victor C. M. Leung","raw_affiliation_strings":["Dept. Electrical and Computer Engineering, University of Houston, Houston, USA"],"affiliations":[{"raw_affiliation_string":"Dept. Electrical and Computer Engineering, University of Houston, Houston, USA","institution_ids":["https://openalex.org/I44461941"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5100413431"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.6576,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.86684884,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"10","issue":null,"first_page":"462","last_page":"467"},"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":0.9793999791145325,"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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.9757999777793884,"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":0.8349407911300659},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.7815119028091431},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.6271411776542664},{"id":"https://openalex.org/keywords/radio-access-network","display_name":"Radio access network","score":0.5570105314254761},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.5436235666275024},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.543358325958252},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.508730947971344},{"id":"https://openalex.org/keywords/routing","display_name":"Routing (electronic design automation)","score":0.4544331431388855},{"id":"https://openalex.org/keywords/network-topology","display_name":"Network topology","score":0.4356954097747803},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.41787824034690857}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8349407911300659},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.7815119028091431},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.6271411776542664},{"id":"https://openalex.org/C106365562","wikidata":"https://www.wikidata.org/wiki/Q3078360","display_name":"Radio access network","level":4,"score":0.5570105314254761},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.5436235666275024},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.543358325958252},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.508730947971344},{"id":"https://openalex.org/C74172769","wikidata":"https://www.wikidata.org/wiki/Q1446839","display_name":"Routing (electronic design automation)","level":2,"score":0.4544331431388855},{"id":"https://openalex.org/C199845137","wikidata":"https://www.wikidata.org/wiki/Q145490","display_name":"Network topology","level":2,"score":0.4356954097747803},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.41787824034690857},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C207029474","wikidata":"https://www.wikidata.org/wiki/Q384018","display_name":"Mobile station","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/infcomw.2017.8116420","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infcomw.2017.8116420","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5799999833106995,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1521140723","https://openalex.org/W1584521535","https://openalex.org/W2009708702","https://openalex.org/W2031279815","https://openalex.org/W2077054557","https://openalex.org/W2081646413","https://openalex.org/W2096220631","https://openalex.org/W2096411785","https://openalex.org/W2120921169","https://openalex.org/W2124164763","https://openalex.org/W2150495639","https://openalex.org/W2170589921","https://openalex.org/W2189077003","https://openalex.org/W2213621529","https://openalex.org/W2505514615","https://openalex.org/W2963006267","https://openalex.org/W3103833233","https://openalex.org/W6669706742","https://openalex.org/W6678156328"],"related_works":["https://openalex.org/W2086397253","https://openalex.org/W2133122801","https://openalex.org/W600422426","https://openalex.org/W2007156430","https://openalex.org/W3081478936","https://openalex.org/W2062470290","https://openalex.org/W2500106866","https://openalex.org/W2785612136","https://openalex.org/W4200445394","https://openalex.org/W2912086750"],"abstract_inverted_index":{"To":[0],"deal":[1],"with":[2],"the":[3,51,78,91,95,102,116,134,137],"severe":[4],"challenge":[5],"from":[6],"explosively":[7],"increasing":[8],"mobile":[9,15],"users'":[10,64],"multimedia":[11],"service":[12],"requests":[13],"in":[14,45],"networks,":[16],"introducing":[17],"cloud-based":[18],"computing":[19],"platform":[20],"and":[21,94,113],"content":[22,55,88,126],"caching":[23,43,81,89],"into":[24,107],"radio":[25],"access":[26,52],"networks":[27],"(RANs)":[28],"has":[29],"become":[30],"an":[31],"effective":[32],"emerging":[33],"technique.":[34],"In":[35],"this":[36],"paper,":[37],"we":[38,100],"propose":[39,115],"a":[40,108,125],"collaborative":[41],"hierarchical":[42,80],"framework":[44],"cloud":[46,96],"RANs":[47],"(C-RANs),":[48],"which":[49],"minimizes":[50],"delay":[53],"of":[54,66,84,87,110,136],"delivery":[56],"under":[57],"certain":[58],"specific":[59],"network":[60,73],"constraints":[61],"to":[62],"improve":[63],"Quality":[65],"Service":[67],"(QoS)":[68],"as":[69,71,122,124],"well":[70,123],"offload":[72],"traffic.":[74],"Specifically,":[75],"based":[76],"on":[77],"formed":[79],"topology":[82],"consisting":[83],"two":[85],"tiers":[86],"at":[90],"base":[92],"stations":[93],"central":[97],"unit":[98],"(CCU),":[99],"decompose":[101],"formulated":[103],"large-scale":[104],"optimization":[105],"problem":[106],"series":[109],"simpler":[111],"subproblems,":[112],"then":[114],"corresponding":[117],"low-complexity":[118],"distributed":[119],"heuristic":[120],"solutions":[121],"request":[127],"routing":[128],"scheme.":[129],"Trace-based":[130],"evaluation":[131],"results":[132],"demonstrate":[133],"effectiveness":[135],"proposed":[138],"framework.":[139]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}