{"id":"https://openalex.org/W3037713526","doi":"https://doi.org/10.1109/tvt.2020.3004720","title":"Cooperative Edge Caching With Location-Based and Popular Contents for Vehicular Networks","display_name":"Cooperative Edge Caching With Location-Based and Popular Contents for Vehicular Networks","publication_year":2020,"publication_date":"2020-06-24","ids":{"openalex":"https://openalex.org/W3037713526","doi":"https://doi.org/10.1109/tvt.2020.3004720","mag":"3037713526"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2020.3004720","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2020.3004720","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Transactions on Vehicular Technology","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/A5009814221","display_name":"Jiayin Chen","orcid":"https://orcid.org/0000-0002-7468-8990"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Jiayin Chen","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ON, Canada"],"raw_orcid":"https://orcid.org/0000-0002-7468-8990","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ON, Canada","institution_ids":["https://openalex.org/I151746483"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008740845","display_name":"Huaqing Wu","orcid":"https://orcid.org/0000-0002-3497-6437"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Huaqing Wu","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ON, Canada"],"raw_orcid":"https://orcid.org/0000-0002-3497-6437","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ON, Canada","institution_ids":["https://openalex.org/I151746483"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039532881","display_name":"Peng Yang","orcid":"https://orcid.org/0000-0001-8964-0597"},"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":"Peng Yang","raw_affiliation_strings":["School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0001-8964-0597","affiliations":[{"raw_affiliation_string":"School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, China","institution_ids":["https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035157184","display_name":"Feng Lyu","orcid":"https://orcid.org/0000-0002-2990-5415"},"institutions":[{"id":"https://openalex.org/I139660479","display_name":"Central South University","ror":"https://ror.org/00f1zfq44","country_code":"CN","type":"education","lineage":["https://openalex.org/I139660479"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng Lyu","raw_affiliation_strings":["School of Computer Science and Engineering, Central South University, Changsha, China"],"raw_orcid":"https://orcid.org/0000-0002-2990-5415","affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Central South University, Changsha, China","institution_ids":["https://openalex.org/I139660479"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100773343","display_name":"Xuemin Shen","orcid":"https://orcid.org/0000-0002-4140-287X"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Xuemin Shen","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ON, Canada"],"raw_orcid":"https://orcid.org/0000-0002-4140-287X","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ON, Canada","institution_ids":["https://openalex.org/I151746483"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":9.8915,"has_fulltext":false,"cited_by_count":111,"citation_normalized_percentile":{"value":0.9838317,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":"69","issue":"9","first_page":"10291","last_page":"10305"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.9998000264167786,"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":0.9998000264167786,"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":0.9315999746322632,"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/T10761","display_name":"Vehicular Ad Hoc Networks (VANETs)","score":0.9312000274658203,"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":0.7760481834411621},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.6677640676498413},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.6427399516105652},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5777352452278137},{"id":"https://openalex.org/keywords/knapsack-problem","display_name":"Knapsack problem","score":0.5544214844703674},{"id":"https://openalex.org/keywords/upload","display_name":"Upload","score":0.5494798421859741},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.5490952134132385},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.477678120136261},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.445279598236084},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.4147588014602661},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.4116484820842743},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.343524307012558},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.32189512252807617},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.18000277876853943},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.09197887778282166}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7760481834411621},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.6677640676498413},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.6427399516105652},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5777352452278137},{"id":"https://openalex.org/C113138325","wikidata":"https://www.wikidata.org/wiki/Q864457","display_name":"Knapsack problem","level":2,"score":0.5544214844703674},{"id":"https://openalex.org/C71901391","wikidata":"https://www.wikidata.org/wiki/Q7126699","display_name":"Upload","level":2,"score":0.5494798421859741},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.5490952134132385},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.477678120136261},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.445279598236084},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.4147588014602661},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.4116484820842743},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.343524307012558},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.32189512252807617},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.18000277876853943},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.09197887778282166},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2020.3004720","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2020.3004720","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Transactions on Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G8608808607","display_name":null,"funder_award_id":"91638204","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W2014725946","https://openalex.org/W2056907952","https://openalex.org/W2075453005","https://openalex.org/W2118051273","https://openalex.org/W2157446055","https://openalex.org/W2171682893","https://openalex.org/W2421912678","https://openalex.org/W2498604117","https://openalex.org/W2517241959","https://openalex.org/W2585631449","https://openalex.org/W2606395562","https://openalex.org/W2764329469","https://openalex.org/W2780743836","https://openalex.org/W2783616894","https://openalex.org/W2791836213","https://openalex.org/W2797697435","https://openalex.org/W2891286892","https://openalex.org/W2909444676","https://openalex.org/W2909706750","https://openalex.org/W2914742901","https://openalex.org/W2917137066","https://openalex.org/W2918058626","https://openalex.org/W2919351369","https://openalex.org/W2952896628","https://openalex.org/W2964331420","https://openalex.org/W2969560359","https://openalex.org/W2985230321","https://openalex.org/W2989596860","https://openalex.org/W2993809815","https://openalex.org/W2997749137","https://openalex.org/W4237064274"],"related_works":["https://openalex.org/W241127407","https://openalex.org/W2381035939","https://openalex.org/W2468477307","https://openalex.org/W2910645127","https://openalex.org/W162895179","https://openalex.org/W1521824362","https://openalex.org/W2168163332","https://openalex.org/W3177799343","https://openalex.org/W3119198325","https://openalex.org/W2070735207"],"abstract_inverted_index":{"In":[0,22],"this":[1,81],"article,":[2],"we":[3,24,83,175],"propose":[4],"a":[5,94,163,188],"cooperative":[6,67,147],"edge":[7],"caching":[8,19,92,134],"scheme,":[9],"which":[10,97,169],"allows":[11],"vehicles":[12],"to":[13,48,150,172,182,195],"fetch":[14],"one":[15],"content":[16,30,68,91,133,148],"from":[17],"multiple":[18,55],"servers":[20],"cooperatively.":[21],"specific,":[23],"consider":[25],"two":[26],"types":[27,42,119],"of":[28,43,90,120,126,146,199,208],"vehicular":[29],"requests,":[31],"i.e.,":[32],"location-based":[33],"and":[34,51,75,105,129,135,156,186,206,215],"popular":[35],"contents,":[36,121],"with":[37],"different":[38],"delay":[39,128,155,214],"requirements.":[40],"Both":[41],"contents":[44],"are":[45,138,193],"encoded":[46],"according":[47],"fountain":[49],"code":[50],"cooperatively":[52],"cached":[53],"at":[54,93],"servers.":[56],"The":[57],"proposed":[58,201],"scheme":[59],"can":[60],"be":[61,173],"optimized":[62],"by":[63,100],"finding":[64],"an":[65,143,177],"optimal":[66],"placement":[69,149],"that":[70],"determines":[71],"the":[72,86,102,106,110,114,122,152,160,184,197,200],"placing":[73],"locations":[74],"proportions":[76],"for":[77],"all":[78],"contents.":[79],"To":[80],"end,":[82],"first":[84],"analyze":[85],"upper":[87],"bound":[88],"proportion":[89],"single":[95],"server,":[96],"is":[98,162,170],"determined":[99],"both":[101,118],"downloading":[103],"rate":[104],"association":[107],"duration":[108],"when":[109],"vehicle":[111],"drives":[112],"through":[113],"server's":[115],"coverage.":[116],"For":[117],"respective":[123],"theoretical":[124],"analysis":[125],"transmission":[127,136,154,213],"service":[130,157,216],"cost":[131],"(including":[132],"cost)":[137],"provided.":[139],"We":[140],"then":[141],"formulate":[142],"optimization":[144],"problem":[145,161,185],"minimize":[151],"overall":[153],"cost.":[158,217],"As":[159],"multi-objective":[164],"multi-dimensional":[165],"multi-choice":[166],"knapsack":[167],"problem,":[168],"proved":[171],"NP-hard,":[174],"devise":[176],"ant":[178],"colony":[179],"optimization-based":[180],"algorithm":[181],"solve":[183],"achieve":[187],"near-optimal":[189],"solution.":[190],"Simulation":[191],"results":[192],"provided":[194],"validate":[196],"performance":[198],"algorithm,":[202],"including":[203],"its":[204],"convergence":[205],"optimality":[207],"caching,":[209],"while":[210],"guaranteeing":[211],"low":[212]},"counts_by_year":[{"year":2025,"cited_by_count":16},{"year":2024,"cited_by_count":31},{"year":2023,"cited_by_count":23},{"year":2022,"cited_by_count":13},{"year":2021,"cited_by_count":27},{"year":2020,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
