{"id":"https://openalex.org/W3035221273","doi":"https://doi.org/10.1109/jsac.2020.3000396","title":"Reinforcement Learning-Based Optimal Computing and Caching in Mobile Edge Network","display_name":"Reinforcement Learning-Based Optimal Computing and Caching in Mobile Edge Network","publication_year":2020,"publication_date":"2020-06-08","ids":{"openalex":"https://openalex.org/W3035221273","doi":"https://doi.org/10.1109/jsac.2020.3000396","mag":"3035221273"},"language":"en","primary_location":{"id":"doi:10.1109/jsac.2020.3000396","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2020.3000396","pdf_url":null,"source":{"id":"https://openalex.org/S90422530","display_name":"IEEE Journal on Selected Areas in Communications","issn_l":"0733-8716","issn":["0733-8716","1558-0008"],"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 Journal on Selected Areas in Communications","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/A5020281226","display_name":"Yichen Qian","orcid":"https://orcid.org/0000-0001-7120-7947"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yichen Qian","raw_affiliation_strings":["College of Electronics and Information Engineering, Tongji University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"College of Electronics and Information Engineering, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100431222","display_name":"Rui Wang","orcid":"https://orcid.org/0000-0002-2974-0972"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rui Wang","raw_affiliation_strings":["College of Electronics and Information Engineering, Tongji University, Shanghai, China","Shanghai Institute of Intelligent Science and Technology, Tongji University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"College of Electronics and Information Engineering, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]},{"raw_affiliation_string":"Shanghai Institute of Intelligent Science and Technology, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075806425","display_name":"Jun Wu","orcid":"https://orcid.org/0000-0001-7090-8653"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]},{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jun Wu","raw_affiliation_strings":["Key Laboratory of Ministry of Education in Embedded System and Service Computing, Tongji University, Shanghai, China","School of Computer Science, Fudan University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Ministry of Education in Embedded System and Service Computing, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]},{"raw_affiliation_string":"School of Computer Science, Fudan University, Shanghai, China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060850220","display_name":"Bin Tan","orcid":null},"institutions":[{"id":"https://openalex.org/I14748160","display_name":"Jinggangshan University","ror":"https://ror.org/04exd0a76","country_code":"CN","type":"education","lineage":["https://openalex.org/I14748160"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Tan","raw_affiliation_strings":["College of Electronics and Information Engineering, Jinggangshan University, Ji\u2019an, China","College of Electronics and Information Engineering, Jinggangshan University, Ji'an, China"],"affiliations":[{"raw_affiliation_string":"College of Electronics and Information Engineering, Jinggangshan University, Ji\u2019an, China","institution_ids":["https://openalex.org/I14748160"]},{"raw_affiliation_string":"College of Electronics and Information Engineering, Jinggangshan University, Ji'an, China","institution_ids":["https://openalex.org/I14748160"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109282564","display_name":"Haoqi Ren","orcid":null},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haoqi Ren","raw_affiliation_strings":["College of Electronics and Information Engineering, Tongji University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"College of Electronics and Information Engineering, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5020281226"],"corresponding_institution_ids":["https://openalex.org/I116953780"],"apc_list":null,"apc_paid":null,"fwci":6.4755,"has_fulltext":false,"cited_by_count":70,"citation_normalized_percentile":{"value":0.96830068,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"biblio":{"volume":"38","issue":"10","first_page":"2343","last_page":"2355"},"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/T10273","display_name":"IoT and Edge/Fog Computing","score":0.9943000078201294,"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":0.9912999868392944,"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":0.9106125831604004},{"id":"https://openalex.org/keywords/reinforcement-learning","display_name":"Reinforcement learning","score":0.732383668422699},{"id":"https://openalex.org/keywords/markov-decision-process","display_name":"Markov decision process","score":0.6960402727127075},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.6802829504013062},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.6715584993362427},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.5065306425094604},{"id":"https://openalex.org/keywords/cellular-network","display_name":"Cellular network","score":0.4634871780872345},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.44181787967681885},{"id":"https://openalex.org/keywords/multicast","display_name":"Multicast","score":0.42855730652809143},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.4258521497249603},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.42321357131004333},{"id":"https://openalex.org/keywords/markov-process","display_name":"Markov process","score":0.2655487358570099},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1659424602985382},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.13062021136283875}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.9106125831604004},{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.732383668422699},{"id":"https://openalex.org/C106189395","wikidata":"https://www.wikidata.org/wiki/Q176789","display_name":"Markov decision process","level":3,"score":0.6960402727127075},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.6802829504013062},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.6715584993362427},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.5065306425094604},{"id":"https://openalex.org/C153646914","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Cellular network","level":2,"score":0.4634871780872345},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.44181787967681885},{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.42855730652809143},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.4258521497249603},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.42321357131004333},{"id":"https://openalex.org/C159886148","wikidata":"https://www.wikidata.org/wiki/Q176645","display_name":"Markov process","level":2,"score":0.2655487358570099},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1659424602985382},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.13062021136283875},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jsac.2020.3000396","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2020.3000396","pdf_url":null,"source":{"id":"https://openalex.org/S90422530","display_name":"IEEE Journal on Selected Areas in Communications","issn_l":"0733-8716","issn":["0733-8716","1558-0008"],"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 Journal on Selected Areas in Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7400000095367432,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[{"id":"https://openalex.org/G4220777412","display_name":null,"funder_award_id":"61631017","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4655351944","display_name":null,"funder_award_id":"61901199","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4717412138","display_name":null,"funder_award_id":"61771345","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G510744082","display_name":null,"funder_award_id":"61831018","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"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W1964721119","https://openalex.org/W2001414591","https://openalex.org/W2036861524","https://openalex.org/W2039124714","https://openalex.org/W2122186362","https://openalex.org/W2131600418","https://openalex.org/W2134883795","https://openalex.org/W2135099885","https://openalex.org/W2145339207","https://openalex.org/W2149304339","https://openalex.org/W2296030676","https://openalex.org/W2301955098","https://openalex.org/W2349546378","https://openalex.org/W2416799949","https://openalex.org/W2525360329","https://openalex.org/W2568706479","https://openalex.org/W2584256470","https://openalex.org/W2584499576","https://openalex.org/W2763827256","https://openalex.org/W2809449892","https://openalex.org/W2884195222","https://openalex.org/W2908992891","https://openalex.org/W2962801070","https://openalex.org/W2996568029","https://openalex.org/W3010392314","https://openalex.org/W6733057846"],"related_works":["https://openalex.org/W2303288554","https://openalex.org/W3033750547","https://openalex.org/W2029216794","https://openalex.org/W4386698331","https://openalex.org/W2047225036","https://openalex.org/W2138314731","https://openalex.org/W2029263917","https://openalex.org/W2093207996","https://openalex.org/W2982446297","https://openalex.org/W2322468729"],"abstract_inverted_index":{"Joint":[0],"pushing":[1,46,67,101],"and":[2,28,47,60,68,102,119,147,160,173,212,236],"caching":[3,48,69,103],"are":[4],"commonly":[5],"considered":[6],"an":[7,72],"effective":[8],"way":[9],"to":[10,12,22,36,84,90,126,141,178],"adapt":[11],"tidal":[13],"effects":[14],"in":[15,50,195,242],"networks.":[16],"However,":[17],"the":[18,32,65,92,132,143,155,161,189,203,227,232,237],"problem":[19,70,151],"of":[20,95,123,134,191,234,240],"how":[21],"precisely":[23],"predict":[24,213],"users'":[25,214],"future":[26,215],"requests":[27,125],"push":[29],"or":[30],"cache":[31,149,157,164,230],"proper":[33],"content":[34,208],"remains":[35],"be":[37],"solved.":[38],"In":[39],"this":[40],"paper,":[41],"we":[42,136,184],"investigate":[43],"a":[44,51,99,138,174],"joint":[45,66,100,144],"policy":[49,104,205],"general":[52],"mobile":[53],"edge":[54],"computing":[55],"(MEC)":[56],"network":[57,196],"with":[58],"multiuser":[59],"multicast":[61],"data.":[62],"We":[63,167],"formulate":[64],"as":[71],"infinite-horizon":[73],"average-cost":[74],"Markov":[75],"decision":[76],"process":[77],"(MDP).":[78],"Our":[79,218],"aim":[80],"is":[81,111],"not":[82],"only":[83],"maximize":[85],"bandwidth":[86],"utilization":[87],"but":[88],"also":[89],"decrease":[91],"total":[93,238],"quantity":[94],"data":[96],"transmitted.":[97],"Then,":[98],"based":[105],"on":[106,223],"hierarchical":[107],"reinforcement":[108,193],"learning":[109,194],"(HRL)":[110],"proposed,":[112],"which":[113],"considers":[114],"both":[115],"long-term":[116],"file":[117],"popularity":[118,209],"short-term":[120],"temporal":[121],"correlations":[122],"user":[124,148,156],"fully":[127],"utilize":[128],"bandwidth.":[129],"To":[130],"address":[131],"curse":[133],"dimensionality,":[135],"apply":[137,168],"divide-and-conquer":[139],"strategy":[140],"decompose":[142],"base":[145,162,228],"station":[146,163,229],"optimization":[150,158,165],"into":[152,188],"two":[153,181],"subproblems:":[154],"subproblem":[159],"subproblem.":[166],"value":[169],"function":[170],"approximation":[171],"Q-learning":[172],"deep":[175,192],"Q-network":[176],"(DQN)":[177],"solve":[179],"these":[180],"subproblems.":[182],"Furthermore,":[183],"provide":[185],"some":[186],"insights":[187],"design":[190],"caching.":[197],"The":[198],"simulation":[199],"results":[200],"show":[201],"that":[202],"proposed":[204],"can":[206],"learn":[207],"very":[210],"well":[211],"demands":[216],"precisely.":[217],"approach":[219],"outperforms":[220],"existing":[221],"schemes":[222],"various":[224],"parameters":[225],"including":[226],"size,":[231],"number":[233,239],"users":[235],"files":[241],"multiple":[243],"scenarios.":[244]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":21},{"year":2023,"cited_by_count":14},{"year":2022,"cited_by_count":15},{"year":2021,"cited_by_count":9},{"year":2020,"cited_by_count":2}],"updated_date":"2026-04-02T15:55:50.835912","created_date":"2025-10-10T00:00:00"}