{"id":"https://openalex.org/W4411203393","doi":"https://doi.org/10.1109/jiot.2025.3578620","title":"Low-Earth-Orbit Satellite Assisted Edge Computing for Vehicular Networks: A Task Priority-Based Delay Minimization Approach","display_name":"Low-Earth-Orbit Satellite Assisted Edge Computing for Vehicular Networks: A Task Priority-Based Delay Minimization Approach","publication_year":2025,"publication_date":"2025-06-11","ids":{"openalex":"https://openalex.org/W4411203393","doi":"https://doi.org/10.1109/jiot.2025.3578620"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2025.3578620","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3578620","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/A5100385945","display_name":"Lina Wang","orcid":"https://orcid.org/0000-0002-9053-940X"},"institutions":[{"id":"https://openalex.org/I92403157","display_name":"University of Science and Technology Beijing","ror":"https://ror.org/02egmk993","country_code":"CN","type":"education","lineage":["https://openalex.org/I92403157"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Lina Wang","raw_affiliation_strings":["Department of Communication Engineering, University of Science and Technology Beijing, Beijing, China","department of Communication Engineering University of Science and Technology Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Communication Engineering, University of Science and Technology Beijing, Beijing, China","institution_ids":["https://openalex.org/I92403157"]},{"raw_affiliation_string":"department of Communication Engineering University of Science and Technology Beijing, China","institution_ids":["https://openalex.org/I92403157"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5115602591","display_name":"Juan Li","orcid":"https://orcid.org/0009-0008-9575-5436"},"institutions":[{"id":"https://openalex.org/I92403157","display_name":"University of Science and Technology Beijing","ror":"https://ror.org/02egmk993","country_code":"CN","type":"education","lineage":["https://openalex.org/I92403157"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Juan Li","raw_affiliation_strings":["Department of Communication Engineering, University of Science and Technology Beijing, Beijing, China","department of Communication Engineering University of Science and Technology Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Communication Engineering, University of Science and Technology Beijing, Beijing, China","institution_ids":["https://openalex.org/I92403157"]},{"raw_affiliation_string":"department of Communication Engineering University of Science and Technology Beijing, China","institution_ids":["https://openalex.org/I92403157"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036476208","display_name":"Minghui Dai","orcid":"https://orcid.org/0000-0001-9396-5781"},"institutions":[{"id":"https://openalex.org/I181326427","display_name":"Donghua University","ror":"https://ror.org/035psfh38","country_code":"CN","type":"education","lineage":["https://openalex.org/I181326427"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Minghui Dai","raw_affiliation_strings":["School of Computer Science and Technology, Donghua University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Donghua University, Shanghai, China","institution_ids":["https://openalex.org/I181326427"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100458455","display_name":"Haijun Zhang","orcid":"https://orcid.org/0000-0002-0236-6482"},"institutions":[{"id":"https://openalex.org/I92403157","display_name":"University of Science and Technology Beijing","ror":"https://ror.org/02egmk993","country_code":"CN","type":"education","lineage":["https://openalex.org/I92403157"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haijun Zhang","raw_affiliation_strings":["Beijing Engineering and Technology Research Center for Convergence Networks and Ubiquitous Services, University of Science and Technology Beijing, Beijing, China","Beijing Engineering and Technology Research Center for Convergence Networks and Ubiquitous Services University of Science and Technology Beijing, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Beijing Engineering and Technology Research Center for Convergence Networks and Ubiquitous Services, University of Science and Technology Beijing, Beijing, China","institution_ids":["https://openalex.org/I92403157"]},{"raw_affiliation_string":"Beijing Engineering and Technology Research Center for Convergence Networks and Ubiquitous Services University of Science and Technology Beijing, Beijing, China","institution_ids":["https://openalex.org/I92403157"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100385945"],"corresponding_institution_ids":["https://openalex.org/I92403157"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.16217689,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"12","issue":"17","first_page":"35482","last_page":"35496"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9907000064849854,"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"}},"topics":[{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9907000064849854,"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/T10273","display_name":"IoT and Edge/Fog Computing","score":0.974399983882904,"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/T13553","display_name":"Age of Information Optimization","score":0.9682999849319458,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7848090529441833},{"id":"https://openalex.org/keywords/low-earth-orbit","display_name":"Low earth orbit","score":0.7551215291023254},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.6395896673202515},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.6286160349845886},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5209235548973083},{"id":"https://openalex.org/keywords/satellite-broadcasting","display_name":"Satellite broadcasting","score":0.49309059977531433},{"id":"https://openalex.org/keywords/edge-computing","display_name":"Edge computing","score":0.46095967292785645},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.4555356502532959},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3253164291381836},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2131771743297577},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.13789644837379456}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7848090529441833},{"id":"https://openalex.org/C3018325918","wikidata":"https://www.wikidata.org/wiki/Q663611","display_name":"Low earth orbit","level":3,"score":0.7551215291023254},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.6395896673202515},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.6286160349845886},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5209235548973083},{"id":"https://openalex.org/C2986254709","wikidata":"https://www.wikidata.org/wiki/Q209588","display_name":"Satellite broadcasting","level":3,"score":0.49309059977531433},{"id":"https://openalex.org/C2778456923","wikidata":"https://www.wikidata.org/wiki/Q5337692","display_name":"Edge computing","level":3,"score":0.46095967292785645},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.4555356502532959},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3253164291381836},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2131771743297577},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.13789644837379456},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2025.3578620","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3578620","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/G3483720399","display_name":null,"funder_award_id":"L241008","funder_id":"https://openalex.org/F4320334977","funder_display_name":"Beijing Municipal Natural Science Foundation"},{"id":"https://openalex.org/G7498377815","display_name":null,"funder_award_id":"FRF-TP-22-002C2","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320334977","display_name":"Beijing Municipal Natural Science Foundation","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W2751904527","https://openalex.org/W2800433823","https://openalex.org/W3134652089","https://openalex.org/W3155610349","https://openalex.org/W3201866716","https://openalex.org/W4205526249","https://openalex.org/W4214547157","https://openalex.org/W4293195546","https://openalex.org/W4295036262","https://openalex.org/W4312706015","https://openalex.org/W4313555238","https://openalex.org/W4315629951","https://openalex.org/W4317794990","https://openalex.org/W4317795032","https://openalex.org/W4321021933","https://openalex.org/W4321488796","https://openalex.org/W4323060374","https://openalex.org/W4385882074","https://openalex.org/W4386212337","https://openalex.org/W4386453643","https://openalex.org/W4387319328","https://openalex.org/W4388838095","https://openalex.org/W4389371473","https://openalex.org/W4391249268","https://openalex.org/W4391876836","https://openalex.org/W4391935952","https://openalex.org/W4398788586","https://openalex.org/W4399416504","https://openalex.org/W4400526177","https://openalex.org/W4402811579","https://openalex.org/W4402834104","https://openalex.org/W4404479833","https://openalex.org/W4404520548","https://openalex.org/W4405304965","https://openalex.org/W4408181521","https://openalex.org/W4408222568","https://openalex.org/W4408280835","https://openalex.org/W4408323542","https://openalex.org/W4410152950","https://openalex.org/W4410428411","https://openalex.org/W6638018090","https://openalex.org/W6740222838","https://openalex.org/W6741002519"],"related_works":["https://openalex.org/W4324372666","https://openalex.org/W4225706866","https://openalex.org/W2914646191","https://openalex.org/W3023564924","https://openalex.org/W2942586735","https://openalex.org/W4388826032","https://openalex.org/W4389544386","https://openalex.org/W2138848025","https://openalex.org/W4396529784","https://openalex.org/W4406858828"],"abstract_inverted_index":{"With":[0,169],"the":[1,5,44,97,113,121,131,137,146,170,174,182,196,203,214,222],"rapid":[2],"advancement":[3],"of":[4,7,12,28,49,66,116,124,149,172,179,205],"internet":[6],"vehicles":[8],"(IoVs),":[9],"new":[10],"types":[11],"vehicle":[13,37,78,100,117,125,151],"applications":[14,19],"are":[15,32,94],"emerging":[16],"continuously.":[17],"These":[18],"impose":[20],"increasingly":[21],"stringent":[22],"requirements":[23],"on":[24,136],"delay":[25,90,123,154,176],"and":[26,59,83,91,102,119,155,163,192],"quality":[27],"service":[29],"standards,":[30],"which":[31],"difficult":[33],"to":[34,153],"meet":[35],"for":[36],"terminals":[38,101,118],"with":[39,77,127],"limited":[40],"resources.":[41],"Meanwhile,":[42],"in":[43],"complex":[45],"computing":[46,60,106,114,128,143],"task":[47,57,161],"system":[48],"vehicles,":[50],"there":[51],"exists":[52],"a":[53,63,165,187],"close":[54],"correlation":[55],"between":[56,99],"priorities":[58,162],"tasks.":[61],"As":[62],"core":[64],"technology":[65],"space-ground":[67],"integrated":[68,76],"networks,":[69],"low":[70],"earth":[71],"orbit":[72],"(LEO)":[73],"satellite":[74,139],"communication":[75,98],"networking":[79,110],"can":[80,111,219],"ensure":[81],"high-efficiency":[82],"reliable":[84],"real-time":[85],"data":[86],"transmission.":[87],"However,":[88],"additional":[89],"energy":[92,156,180],"consumption":[93],"incurred":[95],"during":[96],"satellites.":[103],"Introducing":[104],"edge":[105,142],"into":[107],"satellite-assisted":[108],"vehicular":[109,141],"satisfy":[112],"demands":[115],"reduce":[120],"processing":[122],"applications,":[126],"offloading":[129,217],"being":[130],"key":[132],"technology.":[133],"We":[134],"focus":[135],"LEO":[138],"assisted":[140],"network.":[144],"Considering":[145],"varying":[147],"sensitivities":[148],"different":[150],"tasks":[152],"consumption,":[157,181],"it":[158],"precisely":[159],"sets":[160],"proposes":[164],"task-priority":[166],"scheduling":[167],"scheme.":[168],"objective":[171],"minimizing":[173],"average":[175,224],"under":[177],"constraints":[178],"problem":[183],"is":[184],"modeled":[185],"as":[186],"markov":[188],"decision":[189],"process":[190],"(MDP)":[191],"addressed":[193],"by":[194],"employing":[195],"proximal":[197],"policy":[198],"optimization":[199],"(PPO)":[200],"algorithm":[201,218],"within":[202],"framework":[204],"deep":[206],"reinforcement":[207],"learning":[208],"(DRL).":[209],"Simulation":[210],"results":[211],"demonstrate":[212],"that":[213],"proposed":[215],"computational":[216],"effectively":[220],"decrease":[221],"system\u2019s":[223],"delay,":[225],"outperforming":[226],"other":[227],"benchmark":[228],"testing":[229],"methods":[230],"significantly.":[231]},"counts_by_year":[],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}