{"id":"https://openalex.org/W7147247469","doi":"https://doi.org/10.1016/j.comnet.2026.112283","title":"Optimizing 3D trajectory and task offloading in collaborative UAV-Enabled mobile edge computing networks","display_name":"Optimizing 3D trajectory and task offloading in collaborative UAV-Enabled mobile edge computing networks","publication_year":2026,"publication_date":"2026-04-01","ids":{"openalex":"https://openalex.org/W7147247469","doi":"https://doi.org/10.1016/j.comnet.2026.112283"},"language":"en","primary_location":{"id":"doi:10.1016/j.comnet.2026.112283","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.comnet.2026.112283","pdf_url":null,"source":{"id":"https://openalex.org/S63392143","display_name":"Computer Networks","issn_l":"1389-1286","issn":["1389-1286","1872-7069"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computer Networks","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1016/j.comnet.2026.112283","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5132565686","display_name":"Long Jiao","orcid":null},"institutions":[{"id":"https://openalex.org/I37802460","display_name":"Northwest University","ror":"https://ror.org/00z3td547","country_code":"CN","type":"education","lineage":["https://openalex.org/I37802460"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Long Jiao","raw_affiliation_strings":["School of Information Science and Technology, Northwest University, Xi\u2019an, 710127, ShaanXi, China"],"raw_orcid":"https://orcid.org/0009-0008-1367-5249","affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, Northwest University, Xi\u2019an, 710127, ShaanXi, China","institution_ids":["https://openalex.org/I37802460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5132603398","display_name":"Ling Gao","orcid":null},"institutions":[{"id":"https://openalex.org/I37802460","display_name":"Northwest University","ror":"https://ror.org/00z3td547","country_code":"CN","type":"education","lineage":["https://openalex.org/I37802460"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ling Gao","raw_affiliation_strings":["School of Information Science and Technology, Northwest University, Xi\u2019an, 710127, ShaanXi, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, Northwest University, Xi\u2019an, 710127, ShaanXi, China","institution_ids":["https://openalex.org/I37802460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5132639330","display_name":"Jie Zheng","orcid":null},"institutions":[{"id":"https://openalex.org/I37802460","display_name":"Northwest University","ror":"https://ror.org/00z3td547","country_code":"CN","type":"education","lineage":["https://openalex.org/I37802460"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jie Zheng","raw_affiliation_strings":["School of Information Science and Technology, Northwest University, Xi\u2019an, 710127, ShaanXi, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, Northwest University, Xi\u2019an, 710127, ShaanXi, China","institution_ids":["https://openalex.org/I37802460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112196954","display_name":"Peiqing Yang","orcid":null},"institutions":[{"id":"https://openalex.org/I4210136859","display_name":"Xi\u2019an University of Posts and Telecommunications","ror":"https://ror.org/04jn0td46","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210136859"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Peiqing Yang","raw_affiliation_strings":["School of Economics and Management, Xi\u2019an University of Posts and Telecommunications, Xi\u2019an, 710121, ShaanXi, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Economics and Management, Xi\u2019an University of Posts and Telecommunications, Xi\u2019an, 710121, ShaanXi, China","institution_ids":["https://openalex.org/I4210136859"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5132623488","display_name":"Zhaowei Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhaowei Zhang","raw_affiliation_strings":["School of Internet of Things, University of Posts and Telecommunications, Nanjing, 210003, JiangSu, China"],"raw_orcid":"https://orcid.org/0000-0003-4439-2053","affiliations":[{"raw_affiliation_string":"School of Internet of Things, University of Posts and Telecommunications, Nanjing, 210003, JiangSu, China","institution_ids":["https://openalex.org/I41198531"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5132565686"],"corresponding_institution_ids":["https://openalex.org/I37802460"],"apc_list":{"value":2370,"currency":"USD","value_usd":2370},"apc_paid":{"value":2370,"currency":"USD","value_usd":2370},"fwci":19.2408,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.98977031,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":"282","issue":null,"first_page":"112283","last_page":"112283"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10273","display_name":"IoT and Edge/Fog Computing","score":0.5156000256538391,"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":0.5156000256538391,"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/T11133","display_name":"UAV Applications and Optimization","score":0.40950000286102295,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13382","display_name":"Robotics and Automated Systems","score":0.010099999606609344,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/mobile-edge-computing","display_name":"Mobile edge computing","score":0.7020000219345093},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.6586999893188477},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.5684000253677368},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.48159998655319214},{"id":"https://openalex.org/keywords/edge-computing","display_name":"Edge computing","score":0.4659999907016754},{"id":"https://openalex.org/keywords/mobile-device","display_name":"Mobile device","score":0.43459999561309814},{"id":"https://openalex.org/keywords/mobile-computing","display_name":"Mobile computing","score":0.3824000060558319}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.9144999980926514},{"id":"https://openalex.org/C2776061582","wikidata":"https://www.wikidata.org/wiki/Q25325231","display_name":"Mobile edge computing","level":3,"score":0.7020000219345093},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.6586999893188477},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.5684000253677368},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.48159998655319214},{"id":"https://openalex.org/C2778456923","wikidata":"https://www.wikidata.org/wiki/Q5337692","display_name":"Edge computing","level":3,"score":0.4659999907016754},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4584999978542328},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.454800009727478},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.43459999561309814},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.39879998564720154},{"id":"https://openalex.org/C144543869","wikidata":"https://www.wikidata.org/wiki/Q2738570","display_name":"Mobile computing","level":2,"score":0.3824000060558319},{"id":"https://openalex.org/C138236772","wikidata":"https://www.wikidata.org/wiki/Q25098575","display_name":"Edge device","level":3,"score":0.3675000071525574},{"id":"https://openalex.org/C95491727","wikidata":"https://www.wikidata.org/wiki/Q992968","display_name":"Mobile telephony","level":3,"score":0.3278000056743622},{"id":"https://openalex.org/C2781041963","wikidata":"https://www.wikidata.org/wiki/Q18348618","display_name":"Computation offloading","level":4,"score":0.3255999982357025},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.31200000643730164},{"id":"https://openalex.org/C175154964","wikidata":"https://www.wikidata.org/wiki/Q380077","display_name":"Task analysis","level":3,"score":0.3025999963283539},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.2712000012397766},{"id":"https://openalex.org/C153646914","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Cellular network","level":2,"score":0.2628999948501587}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.comnet.2026.112283","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.comnet.2026.112283","pdf_url":null,"source":{"id":"https://openalex.org/S63392143","display_name":"Computer Networks","issn_l":"1389-1286","issn":["1389-1286","1872-7069"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computer Networks","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1016/j.comnet.2026.112283","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.comnet.2026.112283","pdf_url":null,"source":{"id":"https://openalex.org/S63392143","display_name":"Computer Networks","issn_l":"1389-1286","issn":["1389-1286","1872-7069"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computer Networks","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W2751904527","https://openalex.org/W2903254326","https://openalex.org/W2904947504","https://openalex.org/W2961269959","https://openalex.org/W2964023906","https://openalex.org/W2964052915","https://openalex.org/W2998472647","https://openalex.org/W2998868602","https://openalex.org/W3002033136","https://openalex.org/W3005478472","https://openalex.org/W3007788310","https://openalex.org/W3021951958","https://openalex.org/W3156364506","https://openalex.org/W3172636864","https://openalex.org/W3216768220","https://openalex.org/W4285191453","https://openalex.org/W4285250327","https://openalex.org/W4313291221","https://openalex.org/W4388692424","https://openalex.org/W4390604386","https://openalex.org/W4391128868","https://openalex.org/W4391467970","https://openalex.org/W4391547575","https://openalex.org/W4392309247","https://openalex.org/W4393241051","https://openalex.org/W4393906131","https://openalex.org/W4399110347","https://openalex.org/W4399146455","https://openalex.org/W4399346282","https://openalex.org/W4399526909","https://openalex.org/W4400038006"],"related_works":[],"abstract_inverted_index":{"Unmanned":[0],"aerial":[1],"vehicle":[2],"(UAV)-enabled":[3],"mobile":[4],"edge":[5],"computing":[6,92],"(MEC)":[7],"networks":[8],"encounter":[9],"significant":[10],"challenges":[11],"in":[12],"achieving":[13],"balanced":[14],"workload":[15],"distribution,":[16],"primarily":[17],"due":[18],"to":[19,56,185],"the":[20,135],"limited":[21],"coverage":[22],"areas":[23],"of":[24],"UAVs":[25],"and":[26,45,66,73,128,147,163,181,195],"their":[27],"diverse":[28],"computational":[29],"capabilities.":[30],"This":[31],"paper":[32],"proposes":[33],"a":[34,51,155],"UAV-enabled":[35],"MEC":[36],"framework":[37,101],"that":[38,81,122,167,176],"jointly":[39],"optimizes":[40],"three-dimensional":[41],"(3D)":[42],"trajectory":[43,64,111,126,145],"planning":[44],"dynamic":[46],"computation":[47],"offloading.":[48],"We":[49,152],"formulate":[50],"mixed-integer":[52],"programming":[53],"(MIP)":[54],"problem":[55,136],"minimize":[57],"system":[58],"latency":[59],"by":[60],"simultaneously":[61,123],"optimizing":[62],"UAV":[63,71,144],"design":[65],"task":[67,149],"offloading":[68,74,107,130,150],"strategies,":[69],"where":[70],"mobility":[72],"decisions":[75],"are":[76],"tightly":[77,139],"coupled.Unlike":[78],"existing":[79],"approaches":[80],"either":[82],"optimize":[83],"3D":[84,110,143],"trajectories":[85],"without":[86],"inter-UAV":[87],"cooperation":[88],"or":[89],"implement":[90],"cooperative":[91,197],"under":[93],"fixed":[94],"altitudes":[95],"with":[96,108],"predetermined":[97],"relay":[98],"hops,":[99],"our":[100],"uniquely":[102],"integrates":[103],"adaptive":[104],"multi-hop":[105],"collaborative":[106],"continuous":[109,125],"planning.":[112],"The":[113],"model":[114],"complexity":[115],"arises":[116],"from":[117],"its":[118],"hybrid":[119],"decision":[120],"structure":[121],"handles":[124],"parameters":[127],"discrete":[129],"variables.":[131],"Our":[132],"approach":[133],"decomposes":[134],"into":[137],"two":[138],"coupled":[140],"subproblems:":[141],"(1)":[142],"optimization":[146],"(2)":[148],"scheduling.":[151],"then":[153],"propose":[154],"Decoupled":[156],"Deep":[157],"Reinforcement":[158],"Learning":[159],"for":[160],"Parallelized":[161],"Planning":[162],"Offloading":[164],"(DDP3O)":[165],"algorithm":[166],"systematically":[168],"addresses":[169],"these":[170],"interconnected":[171],"components.":[172],"Experimental":[173],"results":[174],"demonstrate":[175],"DDP3O":[177],"achieves":[178],"fast":[179],"convergence":[180],"superior":[182],"performance":[183],"compared":[184],"state-of-the-art":[186],"methods":[187],"including":[188],"block":[189],"coordinate":[190],"descent":[191],"optimization,":[192],"DQN-based":[193],"approaches,":[194],"fixed-hop":[196],"schemes":[198],"across":[199],"multiple":[200],"operational":[201],"scenarios.":[202]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-06-06T09:05:17.133730","created_date":"2026-04-02T00:00:00"}
