{"id":"https://openalex.org/W4405838426","doi":"https://doi.org/10.1109/jiot.2024.3523324","title":"Diffusion-Enabled Digital Twin Synchronization for AIGC Services in Space\u2013Air\u2013Ground-Integrated Networks","display_name":"Diffusion-Enabled Digital Twin Synchronization for AIGC Services in Space\u2013Air\u2013Ground-Integrated Networks","publication_year":2024,"publication_date":"2024-12-27","ids":{"openalex":"https://openalex.org/W4405838426","doi":"https://doi.org/10.1109/jiot.2024.3523324"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2024.3523324","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2024.3523324","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","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/A5100343669","display_name":"Ya Li","orcid":"https://orcid.org/0000-0002-8397-9546"},"institutions":[{"id":"https://openalex.org/I178232147","display_name":"Guizhou University","ror":"https://ror.org/02wmsc916","country_code":"CN","type":"education","lineage":["https://openalex.org/I178232147"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ya Li","raw_affiliation_strings":["State Key Laboratory of Public Big Data, Guizhou University, Guiyang, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Public Big Data, Guizhou University, Guiyang, China","institution_ids":["https://openalex.org/I178232147"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084382985","display_name":"Kebing Jin","orcid":"https://orcid.org/0000-0002-2788-5756"},"institutions":[{"id":"https://openalex.org/I178232147","display_name":"Guizhou University","ror":"https://ror.org/02wmsc916","country_code":"CN","type":"education","lineage":["https://openalex.org/I178232147"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kebing Jin","raw_affiliation_strings":["State Key Laboratory of Public Big Data, Guizhou University, Guiyang, China"],"raw_orcid":"https://orcid.org/0000-0002-2788-5756","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Public Big Data, Guizhou University, Guiyang, China","institution_ids":["https://openalex.org/I178232147"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003622027","display_name":"Jianhang Tang","orcid":"https://orcid.org/0000-0003-3329-9582"},"institutions":[{"id":"https://openalex.org/I178232147","display_name":"Guizhou University","ror":"https://ror.org/02wmsc916","country_code":"CN","type":"education","lineage":["https://openalex.org/I178232147"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianhang Tang","raw_affiliation_strings":["State Key Laboratory of Public Big Data, Guizhou University, Guiyang, China"],"raw_orcid":"https://orcid.org/0000-0003-3329-9582","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Public Big Data, Guizhou University, Guiyang, China","institution_ids":["https://openalex.org/I178232147"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100354608","display_name":"Yang Zhang","orcid":"https://orcid.org/0000-0001-9229-7689"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yang Zhang","raw_affiliation_strings":["College of Computer Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-9229-7689","affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101839498","display_name":"Yixiong Feng","orcid":"https://orcid.org/0000-0001-7397-2482"},"institutions":[{"id":"https://openalex.org/I178232147","display_name":"Guizhou University","ror":"https://ror.org/02wmsc916","country_code":"CN","type":"education","lineage":["https://openalex.org/I178232147"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yixiong Feng","raw_affiliation_strings":["State Key Laboratory of Public Big Data, Guizhou University, Guiyang, China","State Key Laboratory of Public Big DataGuizhou University"],"raw_orcid":"https://orcid.org/0000-0001-7397-2482","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Public Big Data, Guizhou University, Guiyang, China","institution_ids":["https://openalex.org/I178232147"]},{"raw_affiliation_string":"State Key Laboratory of Public Big DataGuizhou University","institution_ids":["https://openalex.org/I178232147"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.1221,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.92482056,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":"12","issue":"9","first_page":"12989","last_page":"13004"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12216","display_name":"Network Time Synchronization Technologies","score":0.9528999924659729,"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/T12216","display_name":"Network Time Synchronization Technologies","score":0.9528999924659729,"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":0.9460999965667725,"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/T10763","display_name":"Digital Transformation in Industry","score":0.911300003528595,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing 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":0.6976115703582764},{"id":"https://openalex.org/keywords/diffusion","display_name":"Diffusion","score":0.6117777228355408},{"id":"https://openalex.org/keywords/synchronization","display_name":"Synchronization (alternating current)","score":0.590259850025177},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.37102290987968445},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3468847870826721},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.11222061514854431}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6976115703582764},{"id":"https://openalex.org/C69357855","wikidata":"https://www.wikidata.org/wiki/Q163214","display_name":"Diffusion","level":2,"score":0.6117777228355408},{"id":"https://openalex.org/C2778562939","wikidata":"https://www.wikidata.org/wiki/Q1298791","display_name":"Synchronization (alternating current)","level":3,"score":0.590259850025177},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.37102290987968445},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3468847870826721},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11222061514854431},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2024.3523324","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2024.3523324","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4215292059","display_name":null,"funder_award_id":"62466009","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6516776612","display_name":null,"funder_award_id":"62071343","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G790631598","display_name":null,"funder_award_id":"2023C01214","funder_id":"https://openalex.org/F8142712028","funder_display_name":"Key Research and Development Program of Zhejiang Province"},{"id":"https://openalex.org/G896371560","display_name":null,"funder_award_id":"52130501","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/F8142712028","display_name":"Key Research and Development Program of Zhejiang Province","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W2913728094","https://openalex.org/W2924948991","https://openalex.org/W2963060851","https://openalex.org/W3005971024","https://openalex.org/W3009823869","https://openalex.org/W3037798974","https://openalex.org/W3040752577","https://openalex.org/W3130503957","https://openalex.org/W3139062370","https://openalex.org/W3168768468","https://openalex.org/W4220674695","https://openalex.org/W4226278548","https://openalex.org/W4285211583","https://openalex.org/W4285237823","https://openalex.org/W4285247671","https://openalex.org/W4285740401","https://openalex.org/W4292261130","https://openalex.org/W4292348153","https://openalex.org/W4295934714","https://openalex.org/W4296707125","https://openalex.org/W4296913260","https://openalex.org/W4301852635","https://openalex.org/W4310053202","https://openalex.org/W4312795736","https://openalex.org/W4312831189","https://openalex.org/W4313121243","https://openalex.org/W4365790252","https://openalex.org/W4367016233","https://openalex.org/W4383108499","https://openalex.org/W4383753323","https://openalex.org/W4385269205","https://openalex.org/W4385980199","https://openalex.org/W4387385714","https://openalex.org/W4388284731","https://openalex.org/W4390828922","https://openalex.org/W4391019625","https://openalex.org/W4396941391","https://openalex.org/W4399310716","https://openalex.org/W4400877774","https://openalex.org/W4401975604","https://openalex.org/W4402661222","https://openalex.org/W4402727783","https://openalex.org/W6679045638","https://openalex.org/W6779823529","https://openalex.org/W6838483015"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"Artificial":[0],"intelligence-generated":[1],"content":[2,19],"(AIGC)":[3],"is":[4,178,194],"increasingly":[5],"featuring":[6],"a":[7,55,67,103,118,171,190],"key":[8],"to":[9,54,75,98,126,180,196,220],"extract":[10],"intent":[11],"information":[12,89],"from":[13,50,90],"external":[14,92],"instructions":[15],"and":[16,94,140,149,217,230,242],"generate":[17,197],"required":[18],"in":[20,73,84,185],"digital":[21],"twin":[22],"(DT)-enabled":[23],"application":[24],"scenarios.":[25],"To":[26,145],"construct":[27],"DT":[28,69,123],"contexts":[29],"as":[30],"the":[31,51,91,99,113,128,135,147,156,167,182,203,223],"input":[32],"of":[33,86,132,151,205],"generative":[34],"artificial":[35],"intelligence":[36],"(GenAI)":[37],"algorithms,":[38],"space\u2013air\u2013ground":[39],"integrated":[40],"networks":[41],"(SAGINs)":[42],"with":[43,202,237],"hierarchical":[44],"structures":[45],"can":[46,226],"facilitate":[47],"object":[48],"cloning":[49],"physical":[52],"world":[53],"virtual":[56],"space":[57],"within":[58],"vast":[59],"geographical":[60],"regions.":[61],"In":[62,112],"this":[63],"work,":[64],"we":[65,116,153,214],"propose":[66],"novel":[68,191],"synchronization":[70,96],"framework":[71],"residing":[72],"SAGINs":[74],"provide":[76,215],"AIGC":[77],"services.":[78],"Autonomous":[79],"aerial":[80],"vehicles":[81],"(AAVs)":[82],"are":[83],"charge":[85],"gathering":[87],"real-time":[88],"environment":[93],"transmitting":[95],"data":[97],"core":[100],"cloud":[101],"via":[102],"communication":[104],"relay,":[105],"i.e.,":[106],"base":[107],"station":[108],"(BS)":[109],"or":[110],"satellite.":[111],"proposed":[114,195],"framework,":[115],"develop":[117],"resource":[119,138,158,174,232],"allocation":[120,159,175],"problem":[121,160,184],"for":[122],"synchronization,":[124],"aiming":[125],"minimize":[127],"time-average":[129],"energy":[130,228],"costs":[131],"AAVs":[133],"under":[134],"constraints":[136],"on":[137,166],"provision":[139],"long-term":[141],"transmission":[142],"queue":[143],"stability.":[144],"address":[146],"complexity":[148],"dynamics":[150],"SAGINs,":[152],"first":[154],"transform":[155],"original":[157],"into":[161],"several":[162],"deterministic":[163,183],"problems":[164],"based":[165],"Lyapunov":[168],"optimization.":[169,212],"Then,":[170],"diffusion":[172,192],"model-based":[173,211],"(DRA)":[176],"algorithm":[177,225],"developed":[179],"solve":[181],"each":[186],"time":[187],"slot,":[188],"where":[189],"model":[193],"integer":[198],"relay":[199],"selection":[200],"decisions":[201],"aid":[204],"auxiliary":[206],"gradients":[207],"provided":[208],"by":[209,234],"conventional":[210],"Finally,":[213],"theoretical":[216],"simulation":[218],"evaluations":[219],"demonstrate":[221],"that":[222],"DRA":[224],"reduce":[227],"consumption":[229],"improve":[231],"utilization":[233],"comparing":[235],"it":[236],"deep":[238],"reinforcement":[239],"learning":[240],"(DRL)":[241],"heuristic":[243],"algorithms.":[244]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":8}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}