{"id":"https://openalex.org/W4416286505","doi":"https://doi.org/10.1109/tvt.2025.3633960","title":"Dual-Timescale Caching and Offloading Optimization for Semantic Edge Computing","display_name":"Dual-Timescale Caching and Offloading Optimization for Semantic Edge Computing","publication_year":2025,"publication_date":"2025-11-17","ids":{"openalex":"https://openalex.org/W4416286505","doi":"https://doi.org/10.1109/tvt.2025.3633960"},"language":null,"primary_location":{"id":"doi:10.1109/tvt.2025.3633960","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2025.3633960","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/A5100438225","display_name":"Xiaojing Chen","orcid":"https://orcid.org/0000-0002-9380-3149"},"institutions":[{"id":"https://openalex.org/I113940042","display_name":"Shanghai University","ror":"https://ror.org/006teas31","country_code":"CN","type":"education","lineage":["https://openalex.org/I113940042"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaojing Chen","raw_affiliation_strings":["Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Shanghai University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0002-9380-3149","affiliations":[{"raw_affiliation_string":"Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Shanghai University, Shanghai, China","institution_ids":["https://openalex.org/I113940042"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113568057","display_name":"Jia Xu","orcid":"https://orcid.org/0009-0002-4209-8141"},"institutions":[{"id":"https://openalex.org/I113940042","display_name":"Shanghai University","ror":"https://ror.org/006teas31","country_code":"CN","type":"education","lineage":["https://openalex.org/I113940042"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jia Xu","raw_affiliation_strings":["Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Shanghai University, Shanghai, China"],"raw_orcid":"https://orcid.org/0009-0002-4209-8141","affiliations":[{"raw_affiliation_string":"Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Shanghai University, Shanghai, China","institution_ids":["https://openalex.org/I113940042"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101544825","display_name":"Wei Ni","orcid":"https://orcid.org/0000-0002-4933-594X"},"institutions":[{"id":"https://openalex.org/I12079687","display_name":"Edith Cowan University","ror":"https://ror.org/05jhnwe22","country_code":"AU","type":"education","lineage":["https://openalex.org/I12079687"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Wei Ni","raw_affiliation_strings":["School of Engineering, Edith Cowan University, Perth, WA, Australia","School of Engineering, Edith Cowan University, Perth, WA"],"raw_orcid":"https://orcid.org/0000-0002-4933-594X","affiliations":[{"raw_affiliation_string":"School of Engineering, Edith Cowan University, Perth, WA, Australia","institution_ids":["https://openalex.org/I12079687"]},{"raw_affiliation_string":"School of Engineering, Edith Cowan University, Perth, WA","institution_ids":["https://openalex.org/I12079687"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044671638","display_name":"Zhijin Qin","orcid":"https://orcid.org/0000-0002-8507-3975"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhijin Qin","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-8507-3975","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091266202","display_name":"Dusit Niyato","orcid":"https://orcid.org/0000-0002-7442-7416"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Dusit Niyato","raw_affiliation_strings":["College of Computing and Data Science, Nanyang Technological University, Singapore"],"raw_orcid":"https://orcid.org/0000-0002-7442-7416","affiliations":[{"raw_affiliation_string":"College of Computing and Data Science, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012106928","display_name":"Yanzan Sun","orcid":"https://orcid.org/0000-0003-3131-1760"},"institutions":[{"id":"https://openalex.org/I113940042","display_name":"Shanghai University","ror":"https://ror.org/006teas31","country_code":"CN","type":"education","lineage":["https://openalex.org/I113940042"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanzan Sun","raw_affiliation_strings":["Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Shanghai University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0003-3131-1760","affiliations":[{"raw_affiliation_string":"Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Shanghai University, Shanghai, China","institution_ids":["https://openalex.org/I113940042"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019052479","display_name":"Shunqing Zhang","orcid":"https://orcid.org/0000-0002-5156-9235"},"institutions":[{"id":"https://openalex.org/I113940042","display_name":"Shanghai University","ror":"https://ror.org/006teas31","country_code":"CN","type":"education","lineage":["https://openalex.org/I113940042"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shunqing Zhang","raw_affiliation_strings":["Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Shanghai University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0002-5156-9235","affiliations":[{"raw_affiliation_string":"Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Shanghai University, Shanghai, China","institution_ids":["https://openalex.org/I113940042"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.34775309,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"75","issue":"6","first_page":"12013","last_page":"12018"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10273","display_name":"IoT and Edge/Fog Computing","score":0.8841999769210815,"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/T10273","display_name":"IoT and Edge/Fog Computing","score":0.8841999769210815,"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/T11478","display_name":"Caching and Content Delivery","score":0.03709999844431877,"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/T14347","display_name":"Big Data and Digital Economy","score":0.01679999940097332,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/server","display_name":"Server","score":0.6593999862670898},{"id":"https://openalex.org/keywords/mobile-edge-computing","display_name":"Mobile edge computing","score":0.6047000288963318},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.5911999940872192},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.5723000168800354},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.5716999769210815},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.5597000122070312},{"id":"https://openalex.org/keywords/resource-management","display_name":"Resource management (computing)","score":0.47679999470710754},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4754999876022339},{"id":"https://openalex.org/keywords/computation-offloading","display_name":"Computation offloading","score":0.4690999984741211}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8374999761581421},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.6593999862670898},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.6575999855995178},{"id":"https://openalex.org/C2776061582","wikidata":"https://www.wikidata.org/wiki/Q25325231","display_name":"Mobile edge computing","level":3,"score":0.6047000288963318},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.5911999940872192},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.5723000168800354},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.5716999769210815},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.5597000122070312},{"id":"https://openalex.org/C2780609101","wikidata":"https://www.wikidata.org/wiki/Q17156588","display_name":"Resource management (computing)","level":2,"score":0.47679999470710754},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4754999876022339},{"id":"https://openalex.org/C2781041963","wikidata":"https://www.wikidata.org/wiki/Q18348618","display_name":"Computation offloading","level":4,"score":0.4690999984741211},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.4657000005245209},{"id":"https://openalex.org/C2778456923","wikidata":"https://www.wikidata.org/wiki/Q5337692","display_name":"Edge computing","level":3,"score":0.45840001106262207},{"id":"https://openalex.org/C138236772","wikidata":"https://www.wikidata.org/wiki/Q25098575","display_name":"Edge device","level":3,"score":0.4300000071525574},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.4068000018596649},{"id":"https://openalex.org/C85617194","wikidata":"https://www.wikidata.org/wiki/Q2072794","display_name":"Particle swarm optimization","level":2,"score":0.37779998779296875},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.3409000039100647},{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.3395000100135803},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.32260000705718994},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.31369999051094055},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.2930999994277954},{"id":"https://openalex.org/C183115368","wikidata":"https://www.wikidata.org/wiki/Q856577","display_name":"Weighting","level":2,"score":0.28060001134872437},{"id":"https://openalex.org/C206345919","wikidata":"https://www.wikidata.org/wiki/Q20380951","display_name":"Resource (disambiguation)","level":2,"score":0.2775999903678894},{"id":"https://openalex.org/C122357587","wikidata":"https://www.wikidata.org/wiki/Q6934508","display_name":"Multi-swarm optimization","level":3,"score":0.2736999988555908},{"id":"https://openalex.org/C153646914","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Cellular network","level":2,"score":0.2630000114440918},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.26179999113082886},{"id":"https://openalex.org/C68781425","wikidata":"https://www.wikidata.org/wiki/Q2052203","display_name":"Multi-objective optimization","level":2,"score":0.2547000050544739},{"id":"https://openalex.org/C175154964","wikidata":"https://www.wikidata.org/wiki/Q380077","display_name":"Task analysis","level":3,"score":0.2542000114917755}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2025.3633960","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2025.3633960","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":[],"funders":[{"id":"https://openalex.org/F4320327803","display_name":"Shanghai Rising-Star Program","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Effective":[0],"resource":[1,51,63],"allocation":[2,64],"is":[3],"crucial":[4],"to":[5,47,133,139],"the":[6,29,35,48,69,82,92,123,127,134,147],"efficiency":[7],"of":[8,26,31,39,50,73],"semantic":[9],"edge":[10,40],"computing":[11],"(SEC),":[12],"especially":[13],"when":[14],"faced":[15],"with":[16],"constrained":[17],"energy,":[18],"radio":[19],"and":[20,34,97,115,118,136,142],"computational":[21],"resources.":[22],"The":[23],"unique":[24],"characteristics":[25],"SEC,":[27],"e.g.,":[28],"demand":[30],"multi-task":[32],"execution":[33],"finite":[36],"cache":[37,77],"capacity":[38],"servers":[41],"(ESs),":[42],"have":[43],"brought":[44],"new":[45,57],"challenges":[46],"optimization":[49],"allocation.":[52],"This":[53],"paper":[54],"presents":[55],"a":[56],"dual-timescale":[58],"deep":[59],"reinforcement":[60],"learning":[61],"(DRL)-based":[62],"algorithm":[65,125],"aimed":[66],"at":[67,103],"minimizing":[68],"long-term":[70],"average":[71],"cost":[72,129],"SEC":[74],"systems.":[75],"Specifically,":[76],"configurations":[78],"are":[79,100],"learned":[80],"in":[81],"large":[83],"timescale":[84],"using":[85],"Binary":[86],"Particle":[87],"Swarm":[88],"Optimization":[89,110],"(BPSO).":[90],"In":[91],"small":[93],"timescale,":[94],"task":[95],"offloading":[96],"computation":[98],"strategies":[99],"distributively":[101],"determined":[102],"local":[104],"devices":[105],"through":[106],"Multi-Agent":[107],"Proximal":[108],"Policy":[109],"(MAPPO),":[111],"reducing":[112],"signaling":[113],"overhead":[114],"offering":[116],"scalability":[117],"reliability.":[119],"Simulations":[120],"show":[121],"that":[122],"proposed":[124],"reduces":[126],"system":[128],"by":[130,145],"33.8%":[131],"compared":[132],"benchmarks,":[135],"can":[137],"adapt":[138],"both":[140],"latency-sensitive":[141],"energy-sensitive":[143],"tasks":[144],"fine-tuning":[146],"weighting":[148],"coefficient.":[149]},"counts_by_year":[],"updated_date":"2026-06-23T06:36:01.041984","created_date":"2025-11-17T00:00:00"}