{"id":"https://openalex.org/W4367277047","doi":"https://doi.org/10.1109/tvt.2023.3270859","title":"Digital Twin-Assisted Edge Computation Offloading in Industrial Internet of Things With NOMA","display_name":"Digital Twin-Assisted Edge Computation Offloading in Industrial Internet of Things With NOMA","publication_year":2023,"publication_date":"2023-04-27","ids":{"openalex":"https://openalex.org/W4367277047","doi":"https://doi.org/10.1109/tvt.2023.3270859"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2023.3270859","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2023.3270859","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/A5108046729","display_name":"Long Zhang","orcid":"https://orcid.org/0000-0002-5607-3271"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]},{"id":"https://openalex.org/I106079672","display_name":"Hebei University of Engineering","ror":"https://ror.org/036h65h05","country_code":"CN","type":"education","lineage":["https://openalex.org/I106079672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Long Zhang","raw_affiliation_strings":["School of Information and Electrical Engineering, Hebei University of Engineering, Handan, China","Chongqing Key Laboratory of Mobile Communications Technology, Chongqing University of Posts and Telecommunications, Chongqing, China"],"raw_orcid":"https://orcid.org/0000-0002-5607-3271","affiliations":[{"raw_affiliation_string":"School of Information and Electrical Engineering, Hebei University of Engineering, Handan, China","institution_ids":["https://openalex.org/I106079672"]},{"raw_affiliation_string":"Chongqing Key Laboratory of Mobile Communications Technology, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100452654","display_name":"Han Wang","orcid":"https://orcid.org/0000-0001-7347-3763"},"institutions":[{"id":"https://openalex.org/I106079672","display_name":"Hebei University of Engineering","ror":"https://ror.org/036h65h05","country_code":"CN","type":"education","lineage":["https://openalex.org/I106079672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Han Wang","raw_affiliation_strings":["School of Information and Electrical Engineering, Hebei University of Engineering, Handan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Electrical Engineering, Hebei University of Engineering, Handan, China","institution_ids":["https://openalex.org/I106079672"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010816298","display_name":"Hongmei Xue","orcid":"https://orcid.org/0000-0002-0603-8101"},"institutions":[{"id":"https://openalex.org/I106079672","display_name":"Hebei University of Engineering","ror":"https://ror.org/036h65h05","country_code":"CN","type":"education","lineage":["https://openalex.org/I106079672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongmei Xue","raw_affiliation_strings":["School of Information and Electrical Engineering, Hebei University of Engineering, Handan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Electrical Engineering, Hebei University of Engineering, Handan, China","institution_ids":["https://openalex.org/I106079672"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100440579","display_name":"Hongliang Zhang","orcid":"https://orcid.org/0000-0003-3393-8612"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongliang Zhang","raw_affiliation_strings":["School of Electronics, Peking University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-3393-8612","affiliations":[{"raw_affiliation_string":"School of Electronics, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004081553","display_name":"Qilie Liu","orcid":"https://orcid.org/0000-0002-0889-4745"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qilie Liu","raw_affiliation_strings":["Chongqing Key Laboratory of Mobile Communications Technology, Chongqing University of Posts and Telecommunications, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chongqing Key Laboratory of Mobile Communications Technology, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"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":["School of Computer Science and Engineering, Nanyang Technological University, Singapore"],"raw_orcid":"https://orcid.org/0000-0002-7442-7416","affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063667378","display_name":"Zhu Han","orcid":"https://orcid.org/0000-0002-6606-5822"},"institutions":[{"id":"https://openalex.org/I35928602","display_name":"Kyung Hee University","ror":"https://ror.org/01zqcg218","country_code":"KR","type":"education","lineage":["https://openalex.org/I35928602"]},{"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":["KR","US"],"is_corresponding":false,"raw_author_name":"Zhu Han","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Houston, Houston, TX, USA","Department of Computer Science and Engineering, Kyung Hee University, Seoul, South Korea"],"raw_orcid":"https://orcid.org/0000-0002-6606-5822","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Houston, Houston, TX, USA","institution_ids":["https://openalex.org/I44461941"]},{"raw_affiliation_string":"Department of Computer Science and Engineering, Kyung Hee University, Seoul, South Korea","institution_ids":["https://openalex.org/I35928602"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":11.23,"has_fulltext":false,"cited_by_count":64,"citation_normalized_percentile":{"value":0.98875437,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":"72","issue":"9","first_page":"11935","last_page":"11950"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10273","display_name":"IoT and Edge/Fog Computing","score":0.9975000023841858,"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":0.9975000023841858,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9945999979972839,"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"}},{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9718000292778015,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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":0.7671124339103699},{"id":"https://openalex.org/keywords/computation-offloading","display_name":"Computation offloading","score":0.605083703994751},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.5437799692153931},{"id":"https://openalex.org/keywords/edge-device","display_name":"Edge device","score":0.5401669144630432},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.5023307800292969},{"id":"https://openalex.org/keywords/edge-computing","display_name":"Edge computing","score":0.4764990210533142},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.4704628884792328},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.44540587067604065},{"id":"https://openalex.org/keywords/mobile-edge-computing","display_name":"Mobile edge computing","score":0.42809751629829407},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.4206821024417877},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.40279558300971985},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.26809120178222656},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2245481014251709}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7671124339103699},{"id":"https://openalex.org/C2781041963","wikidata":"https://www.wikidata.org/wiki/Q18348618","display_name":"Computation offloading","level":4,"score":0.605083703994751},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.5437799692153931},{"id":"https://openalex.org/C138236772","wikidata":"https://www.wikidata.org/wiki/Q25098575","display_name":"Edge device","level":3,"score":0.5401669144630432},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.5023307800292969},{"id":"https://openalex.org/C2778456923","wikidata":"https://www.wikidata.org/wiki/Q5337692","display_name":"Edge computing","level":3,"score":0.4764990210533142},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.4704628884792328},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.44540587067604065},{"id":"https://openalex.org/C2776061582","wikidata":"https://www.wikidata.org/wiki/Q25325231","display_name":"Mobile edge computing","level":3,"score":0.42809751629829407},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.4206821024417877},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.40279558300971985},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.26809120178222656},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2245481014251709},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","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":2,"locations":[{"id":"doi:10.1109/tvt.2023.3270859","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2023.3270859","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"},{"id":"pmh:oai:dr.ntu.edu.sg:10356/170816","is_oa":false,"landing_page_url":"https://hdl.handle.net/10356/170816","pdf_url":null,"source":{"id":"https://openalex.org/S4306402609","display_name":"DR-NTU (Nanyang Technological University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I172675005","host_organization_name":"Nanyang Technological University","host_organization_lineage":["https://openalex.org/I172675005"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","score":0.5400000214576721,"display_name":"Industry, innovation and infrastructure"}],"awards":[{"id":"https://openalex.org/G3503022585","display_name":null,"funder_award_id":"62101174","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7185081407","display_name":null,"funder_award_id":"F2022402001","funder_id":"https://openalex.org/F4320322163","funder_display_name":"Natural Science Foundation of Hebei Province"},{"id":"https://openalex.org/G8973601415","display_name":null,"funder_award_id":"F2021402005","funder_id":"https://openalex.org/F4320322163","funder_display_name":"Natural Science Foundation of Hebei Province"}],"funders":[{"id":"https://openalex.org/F4320306108","display_name":"U.S. Department of Transportation","ror":"https://ror.org/02xfw2e90"},{"id":"https://openalex.org/F4320316620","display_name":"Amazon Catalyst","ror":"https://ror.org/04mv4n011"},{"id":"https://openalex.org/F4320320671","display_name":"National Research Foundation","ror":"https://ror.org/05s0g1g46"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322163","display_name":"Natural Science Foundation of Hebei Province","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322622","display_name":"Toyota Motor Corporation","ror":"https://ror.org/02zqm6r10"},{"id":"https://openalex.org/F4320325256","display_name":"Info-communications Media Development Authority","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W2284489543","https://openalex.org/W2563375543","https://openalex.org/W2785728462","https://openalex.org/W2891039375","https://openalex.org/W2910597635","https://openalex.org/W2921456883","https://openalex.org/W2962847915","https://openalex.org/W2963336322","https://openalex.org/W2982936646","https://openalex.org/W2987729805","https://openalex.org/W2991268436","https://openalex.org/W2997988937","https://openalex.org/W3003541603","https://openalex.org/W3003666957","https://openalex.org/W3013088872","https://openalex.org/W3034730089","https://openalex.org/W3043320740","https://openalex.org/W3044626808","https://openalex.org/W3048448986","https://openalex.org/W3080667742","https://openalex.org/W3082278499","https://openalex.org/W3092367439","https://openalex.org/W3092635848","https://openalex.org/W3114079253","https://openalex.org/W3122863029","https://openalex.org/W3130503957","https://openalex.org/W3136338303","https://openalex.org/W3158558942","https://openalex.org/W3172890132","https://openalex.org/W3184836316","https://openalex.org/W3188216429","https://openalex.org/W3202527154","https://openalex.org/W3205137522","https://openalex.org/W4210291334","https://openalex.org/W4210698675","https://openalex.org/W4293219750"],"related_works":["https://openalex.org/W4200420173","https://openalex.org/W4225987626","https://openalex.org/W3120617837","https://openalex.org/W3127808443","https://openalex.org/W2916011811","https://openalex.org/W3034137700","https://openalex.org/W4362496467","https://openalex.org/W2896883851","https://openalex.org/W2902693277","https://openalex.org/W4378977105"],"abstract_inverted_index":{"Integrating":[0],"digital":[1],"twins":[2],"(DTs)":[3],"and":[4,145,168,181,214],"multi-access":[5],"edge":[6,15,143],"computing":[7],"(MEC)":[8],"is":[9,51,155,166],"a":[10,39,48,54,92,159],"promising":[11],"technology":[12],"that":[13,83,106],"realizes":[14],"intelligence":[16],"in":[17,207],"6":[18],"G,":[19],"which":[20,165],"has":[21,101],"been":[22],"recognized":[23],"as":[24,53,136,138],"the":[25,44,58,64,68,72,120,132,139,174,191,199,205,209,216],"key":[26],"enabler":[27],"for":[28,43],"Industrial":[29],"Internet":[30],"of":[31,57,67,125,149,218],"Things":[32],"(IIoT).":[33],"In":[34],"this":[35],"paper,":[36],"we":[37,81],"explore":[38],"DT-assisted":[40],"MEC":[41,60,69],"system":[42],"IIoT":[45,84,99,127,150,220],"scenario":[46],"where":[47],"DT":[49,73],"server":[50,70],"created":[52],"virtual":[55],"representation":[56],"physical":[59],"server,":[61],"via":[62,197],"estimating":[63],"computation":[65,104,140],"state":[66],"within":[71],"modelling":[74],"cycle.":[75],"To":[76],"achieve":[77],"spectrally":[78],"efficient":[79],"offloading,":[80],"consider":[82],"devices":[85,128],"communicate":[86],"with":[87],"industrial":[88,103],"gateways":[89],"(IGWs)":[90],"through":[91],"non-orthogonal":[93],"multiple":[94],"access":[95],"(NOMA)":[96],"protocol.":[97],"Each":[98],"device":[100],"an":[102,184],"task":[105,122,211],"can":[107],"be":[108,158],"executed":[109],"locally":[110],"or":[111],"fully":[112],"offloaded":[113],"to":[114,118,157,170,189,204],"IGW.":[115],"We":[116,172],"aim":[117],"minimize":[119],"total":[121,210],"completion":[123,212],"delay":[124,213],"all":[126],"by":[129],"jointly":[130],"optimizing":[131],"IGW's":[133],"subchannel":[134],"assignment":[135],"well":[137],"capacity":[141],"allocation,":[142],"association,":[144],"transmit":[146],"power":[147],"allocation":[148],"device.":[151],"The":[152],"resulting":[153],"problem":[154,176],"shown":[156],"mixed":[160],"integer":[161],"non-convex":[162],"optimization":[163,187],"problem,":[164],"NP-hard":[167],"challenging":[169],"solve.":[171],"decompose":[173],"original":[175],"into":[177],"four":[178],"solvable":[179],"sub-problems,":[180],"then":[182],"propose":[183],"overall":[185],"alternating":[186],"algorithm":[188],"solve":[190],"sub-problems":[192],"iteratively":[193],"until":[194],"convergence.":[195],"Validated":[196],"simulations,":[198],"proposed":[200],"scheme":[201],"shows":[202],"superiority":[203],"benchmarks":[206],"reducing":[208],"increasing":[215],"percentage":[217],"offloading":[219],"devices.":[221]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":30},{"year":2024,"cited_by_count":26},{"year":2023,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}