{"id":"https://openalex.org/W4210383600","doi":"https://doi.org/10.1109/globecom46510.2021.9685857","title":"Video Service-Oriented Vehicular Collaboration: A Multi-Agent Proximal Policy Optimization Approach","display_name":"Video Service-Oriented Vehicular Collaboration: A Multi-Agent Proximal Policy Optimization Approach","publication_year":2021,"publication_date":"2021-12-01","ids":{"openalex":"https://openalex.org/W4210383600","doi":"https://doi.org/10.1109/globecom46510.2021.9685857"},"language":"en","primary_location":{"id":"doi:10.1109/globecom46510.2021.9685857","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom46510.2021.9685857","pdf_url":null,"source":{"id":"https://openalex.org/S4363607714","display_name":"2021 IEEE Global Communications Conference (GLOBECOM)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-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/A5085654573","display_name":"Zhidu Li","orcid":"https://orcid.org/0000-0001-5810-541X"},"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/I4210157233","display_name":"Chongqing Science and Technology Commission","ror":"https://ror.org/05w9erc61","country_code":"CN","type":"funder","lineage":["https://openalex.org/I4210157233","https://openalex.org/I4210157972"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhidu Li","raw_affiliation_strings":["Advanced Network and Intelligent Interconnection Technology Key Laboratory of Chongqing Education Commission of China","Key Laboratory of Ubiquitous Sensing and Networking in Chongqing, China","School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, China"],"affiliations":[{"raw_affiliation_string":"Advanced Network and Intelligent Interconnection Technology Key Laboratory of Chongqing Education Commission of China","institution_ids":["https://openalex.org/I4210157233"]},{"raw_affiliation_string":"Key Laboratory of Ubiquitous Sensing and Networking in Chongqing, China","institution_ids":[]},{"raw_affiliation_string":"School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112026062","display_name":"Xue Jiang","orcid":"https://orcid.org/0000-0001-7193-6744"},"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/I4210157233","display_name":"Chongqing Science and Technology Commission","ror":"https://ror.org/05w9erc61","country_code":"CN","type":"funder","lineage":["https://openalex.org/I4210157233","https://openalex.org/I4210157972"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xue Jiang","raw_affiliation_strings":["Advanced Network and Intelligent Interconnection Technology Key Laboratory of Chongqing Education Commission of China","Key Laboratory of Ubiquitous Sensing and Networking in Chongqing, China","School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, China"],"affiliations":[{"raw_affiliation_string":"Advanced Network and Intelligent Interconnection Technology Key Laboratory of Chongqing Education Commission of China","institution_ids":["https://openalex.org/I4210157233"]},{"raw_affiliation_string":"Key Laboratory of Ubiquitous Sensing and Networking in Chongqing, China","institution_ids":[]},{"raw_affiliation_string":"School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100416785","display_name":"Dapeng Wu","orcid":"https://orcid.org/0000-0003-2105-9418"},"institutions":[{"id":"https://openalex.org/I4210157233","display_name":"Chongqing Science and Technology Commission","ror":"https://ror.org/05w9erc61","country_code":"CN","type":"funder","lineage":["https://openalex.org/I4210157233","https://openalex.org/I4210157972"]},{"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":"Dapeng Wu","raw_affiliation_strings":["Advanced Network and Intelligent Interconnection Technology Key Laboratory of Chongqing Education Commission of China","Key Laboratory of Ubiquitous Sensing and Networking in Chongqing, China","School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, China"],"affiliations":[{"raw_affiliation_string":"Advanced Network and Intelligent Interconnection Technology Key Laboratory of Chongqing Education Commission of China","institution_ids":["https://openalex.org/I4210157233"]},{"raw_affiliation_string":"Key Laboratory of Ubiquitous Sensing and Networking in Chongqing, China","institution_ids":[]},{"raw_affiliation_string":"School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100419573","display_name":"Honggang Wang","orcid":"https://orcid.org/0000-0001-9475-2630"},"institutions":[{"id":"https://openalex.org/I100633361","display_name":"University of Massachusetts Dartmouth","ror":"https://ror.org/00fzmm222","country_code":"US","type":"education","lineage":["https://openalex.org/I100633361"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Honggang Wang","raw_affiliation_strings":["University of Massachusetts, Dartmouth, USA"],"affiliations":[{"raw_affiliation_string":"University of Massachusetts, Dartmouth, USA","institution_ids":["https://openalex.org/I100633361"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074140287","display_name":"Tong Tang","orcid":null},"institutions":[{"id":"https://openalex.org/I4210157233","display_name":"Chongqing Science and Technology Commission","ror":"https://ror.org/05w9erc61","country_code":"CN","type":"funder","lineage":["https://openalex.org/I4210157233","https://openalex.org/I4210157972"]},{"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":"Tong Tang","raw_affiliation_strings":["Advanced Network and Intelligent Interconnection Technology Key Laboratory of Chongqing Education Commission of China","Key Laboratory of Ubiquitous Sensing and Networking in Chongqing, China","School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, China"],"affiliations":[{"raw_affiliation_string":"Advanced Network and Intelligent Interconnection Technology Key Laboratory of Chongqing Education Commission of China","institution_ids":["https://openalex.org/I4210157233"]},{"raw_affiliation_string":"Key Laboratory of Ubiquitous Sensing and Networking in Chongqing, China","institution_ids":[]},{"raw_affiliation_string":"School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015476236","display_name":"Ruyan Wang","orcid":"https://orcid.org/0000-0003-3109-4807"},"institutions":[{"id":"https://openalex.org/I4210157233","display_name":"Chongqing Science and Technology Commission","ror":"https://ror.org/05w9erc61","country_code":"CN","type":"funder","lineage":["https://openalex.org/I4210157233","https://openalex.org/I4210157972"]},{"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":"Ruyan Wang","raw_affiliation_strings":["Advanced Network and Intelligent Interconnection Technology Key Laboratory of Chongqing Education Commission of China","Key Laboratory of Ubiquitous Sensing and Networking in Chongqing, China","School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, China"],"affiliations":[{"raw_affiliation_string":"Advanced Network and Intelligent Interconnection Technology Key Laboratory of Chongqing Education Commission of China","institution_ids":["https://openalex.org/I4210157233"]},{"raw_affiliation_string":"Key Laboratory of Ubiquitous Sensing and Networking in Chongqing, China","institution_ids":[]},{"raw_affiliation_string":"School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, China","institution_ids":["https://openalex.org/I10535382"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5085654573"],"corresponding_institution_ids":["https://openalex.org/I10535382","https://openalex.org/I4210157233"],"apc_list":null,"apc_paid":null,"fwci":0.7392,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.73189927,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11942","display_name":"Transportation and Mobility Innovations","score":0.9837999939918518,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive 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/T11942","display_name":"Transportation and Mobility Innovations","score":0.9837999939918518,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive 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/T10761","display_name":"Vehicular Ad Hoc Networks (VANETs)","score":0.9664000272750854,"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/T11165","display_name":"Image and Video Quality Assessment","score":0.9652000069618225,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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":0.7988865375518799},{"id":"https://openalex.org/keywords/reinforcement-learning","display_name":"Reinforcement learning","score":0.7355564832687378},{"id":"https://openalex.org/keywords/reuse","display_name":"Reuse","score":0.6171742677688599},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.5748260021209717},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.563136100769043},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.5076197385787964},{"id":"https://openalex.org/keywords/vehicular-ad-hoc-network","display_name":"Vehicular ad hoc network","score":0.4801330268383026},{"id":"https://openalex.org/keywords/quality-of-experience","display_name":"Quality of experience","score":0.46922051906585693},{"id":"https://openalex.org/keywords/baseline","display_name":"Baseline (sea)","score":0.45849764347076416},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4549010992050171},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.43341392278671265},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.4218823313713074},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3842912018299103},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.29210126399993896},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.13397520780563354},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.10455897450447083},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10214489698410034},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09521624445915222},{"id":"https://openalex.org/keywords/wireless-ad-hoc-network","display_name":"Wireless ad hoc network","score":0.08985233306884766}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7988865375518799},{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.7355564832687378},{"id":"https://openalex.org/C206588197","wikidata":"https://www.wikidata.org/wiki/Q846574","display_name":"Reuse","level":2,"score":0.6171742677688599},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.5748260021209717},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.563136100769043},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.5076197385787964},{"id":"https://openalex.org/C192448918","wikidata":"https://www.wikidata.org/wiki/Q682677","display_name":"Vehicular ad hoc network","level":4,"score":0.4801330268383026},{"id":"https://openalex.org/C2779333187","wikidata":"https://www.wikidata.org/wiki/Q3132648","display_name":"Quality of experience","level":3,"score":0.46922051906585693},{"id":"https://openalex.org/C12725497","wikidata":"https://www.wikidata.org/wiki/Q810247","display_name":"Baseline (sea)","level":2,"score":0.45849764347076416},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4549010992050171},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.43341392278671265},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.4218823313713074},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3842912018299103},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.29210126399993896},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.13397520780563354},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.10455897450447083},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10214489698410034},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09521624445915222},{"id":"https://openalex.org/C94523657","wikidata":"https://www.wikidata.org/wiki/Q4085781","display_name":"Wireless ad hoc network","level":3,"score":0.08985233306884766},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.0},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C548081761","wikidata":"https://www.wikidata.org/wiki/Q180388","display_name":"Waste management","level":1,"score":0.0},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"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/globecom46510.2021.9685857","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom46510.2021.9685857","pdf_url":null,"source":{"id":"https://openalex.org/S4363607714","display_name":"2021 IEEE Global Communications Conference (GLOBECOM)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","score":0.46000000834465027,"display_name":"Industry, innovation and infrastructure"}],"awards":[{"id":"https://openalex.org/G5307565109","display_name":null,"funder_award_id":"cstc2020jcyj-zdxmX0024","funder_id":"https://openalex.org/F4320323172","funder_display_name":"Natural Science Foundation of Chongqing"},{"id":"https://openalex.org/G7963240564","display_name":null,"funder_award_id":"61901078,61871062,61771082","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/F4320323172","display_name":"Natural Science Foundation of Chongqing","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W2741151486","https://openalex.org/W2896419812","https://openalex.org/W2897086162","https://openalex.org/W2907063143","https://openalex.org/W2945778267","https://openalex.org/W2958900215","https://openalex.org/W2968764495","https://openalex.org/W2997499903","https://openalex.org/W2998881388","https://openalex.org/W3008326113","https://openalex.org/W3032398409","https://openalex.org/W3080425979","https://openalex.org/W3091864988","https://openalex.org/W3124725679","https://openalex.org/W6778875248"],"related_works":["https://openalex.org/W2383111961","https://openalex.org/W2365952365","https://openalex.org/W2352448290","https://openalex.org/W2380820513","https://openalex.org/W2913146933","https://openalex.org/W2372385138","https://openalex.org/W4296359239","https://openalex.org/W2101155126","https://openalex.org/W2043093291","https://openalex.org/W2363545964"],"abstract_inverted_index":{"To":[0],"guarantee":[1],"heterogeneous":[2],"performance":[3],"requirements":[4,53],"of":[5,39,42,54,70,83,109,138,147],"diverse":[6],"vehicular":[7,71],"services,":[8],"it":[9],"is":[10,66,95,103,119,142],"necessary":[11],"to":[12,21,27,35,105,121,126],"design":[13],"a":[14,62,99,114],"full":[15],"cooperative":[16],"policy":[17,116,128],"for":[18,46],"both":[19,55],"vehicle":[20,26,28],"infrastructure":[22],"(V2I)":[23],"links":[24],"and":[25,57,80],"(V2V)":[29],"links.":[30,59],"This":[31],"paper":[32],"investigates":[33],"how":[34],"improve":[36],"the":[37,43,51,107,110,131,139],"quality":[38],"experience":[40],"(QoE)":[41],"V2I":[44,56],"users":[45,85],"video":[47],"services":[48],"while":[49],"satisfying":[50],"delay":[52],"V2V":[58,84,124],"In":[60],"specific,":[61],"QoE":[63],"maximization":[64],"problem":[65],"formulated":[67],"with":[68,130,145],"consideration":[69],"collaboration":[72],"where":[73,98],"task":[74],"offloading":[75],"decision,":[76],"channel":[77],"reuse":[78],"decision":[79],"power":[81],"allocation":[82],"are":[86],"all":[87],"included.":[88],"A":[89],"multi-agent":[90],"reinforcement":[91],"learning":[92],"(MARL)":[93],"framework":[94],"then":[96],"designed,":[97],"new":[100],"reward":[101],"function":[102],"proposed":[104,120,140],"evaluate":[106],"utility":[108],"considered":[111],"network.":[112],"Thereafter,":[113],"proximal":[115],"optimization":[117],"approach":[118,141],"enable":[122],"each":[123],"user":[125],"learn":[127],"individually":[129],"shared":[132],"global":[133],"network":[134],"reward.":[135],"The":[136],"effectiveness":[137],"finally":[143],"validated":[144],"comparison":[146],"other":[148],"baseline":[149],"approaches":[150],"through":[151],"extensive":[152],"simulation":[153],"experiments.":[154]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}