{"id":"https://openalex.org/W3001491365","doi":"https://doi.org/10.1109/access.2020.2968595","title":"Deep Deterministic Policy Gradient (DDPG)-Based Resource Allocation Scheme for NOMA Vehicular Communications","display_name":"Deep Deterministic Policy Gradient (DDPG)-Based Resource Allocation Scheme for NOMA Vehicular Communications","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3001491365","doi":"https://doi.org/10.1109/access.2020.2968595","mag":"3001491365"},"language":"en","primary_location":{"id":"doi:10.1109/access.2020.2968595","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.2968595","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/08966253.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/08966253.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5069454341","display_name":"Yi\u2010Han Xu","orcid":"https://orcid.org/0009-0009-5477-2130"},"institutions":[{"id":"https://openalex.org/I167027274","display_name":"Nanjing Forestry University","ror":"https://ror.org/03m96p165","country_code":"CN","type":"education","lineage":["https://openalex.org/I167027274"]},{"id":"https://openalex.org/I31746571","display_name":"UNSW Sydney","ror":"https://ror.org/03r8z3t63","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]}],"countries":["AU","CN"],"is_corresponding":true,"raw_author_name":"Yi-Han Xu","raw_affiliation_strings":["College of Information Science and Technology, Nanjing Forestry University, Nanjing, China","School of Electrical Engineering and Telecommunications, University of New South Wales, Sydney, Australia"],"raw_orcid":"https://orcid.org/0000-0002-1986-2650","affiliations":[{"raw_affiliation_string":"College of Information Science and Technology, Nanjing Forestry University, Nanjing, China","institution_ids":["https://openalex.org/I167027274"]},{"raw_affiliation_string":"School of Electrical Engineering and Telecommunications, University of New South Wales, Sydney, Australia","institution_ids":["https://openalex.org/I31746571"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100737720","display_name":"Chengcheng Yang","orcid":"https://orcid.org/0000-0003-0750-1871"},"institutions":[{"id":"https://openalex.org/I167027274","display_name":"Nanjing Forestry University","ror":"https://ror.org/03m96p165","country_code":"CN","type":"education","lineage":["https://openalex.org/I167027274"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Cheng-Cheng Yang","raw_affiliation_strings":["College of Information Science and Technology, Nanjing Forestry University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-0750-1871","affiliations":[{"raw_affiliation_string":"College of Information Science and Technology, Nanjing Forestry University, Nanjing, China","institution_ids":["https://openalex.org/I167027274"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101787475","display_name":"Min Hua","orcid":"https://orcid.org/0000-0002-6040-5339"},"institutions":[{"id":"https://openalex.org/I167027274","display_name":"Nanjing Forestry University","ror":"https://ror.org/03m96p165","country_code":"CN","type":"education","lineage":["https://openalex.org/I167027274"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Min Hua","raw_affiliation_strings":["College of Information Science and Technology, Nanjing Forestry University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-6040-5339","affiliations":[{"raw_affiliation_string":"College of Information Science and Technology, Nanjing Forestry University, Nanjing, China","institution_ids":["https://openalex.org/I167027274"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5084459298","display_name":"Wen Zhou","orcid":"https://orcid.org/0000-0003-4831-3375"},"institutions":[{"id":"https://openalex.org/I167027274","display_name":"Nanjing Forestry University","ror":"https://ror.org/03m96p165","country_code":"CN","type":"education","lineage":["https://openalex.org/I167027274"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wen Zhou","raw_affiliation_strings":["College of Information Science and Technology, Nanjing Forestry University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-4831-3375","affiliations":[{"raw_affiliation_string":"College of Information Science and Technology, Nanjing Forestry University, Nanjing, China","institution_ids":["https://openalex.org/I167027274"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5069454341"],"corresponding_institution_ids":["https://openalex.org/I167027274","https://openalex.org/I31746571"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":7.8013,"has_fulltext":true,"cited_by_count":128,"citation_normalized_percentile":{"value":0.98053916,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"8","issue":null,"first_page":"18797","last_page":"18807"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10761","display_name":"Vehicular Ad Hoc Networks (VANETs)","score":0.9997000098228455,"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"}},"topics":[{"id":"https://openalex.org/T10761","display_name":"Vehicular Ad Hoc Networks (VANETs)","score":0.9997000098228455,"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/T13553","display_name":"Age of Information Optimization","score":0.9991999864578247,"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":0.9944000244140625,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7622374296188354},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.6500616669654846},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.6089810729026794},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.4713560938835144},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4651893675327301},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.4626155495643616},{"id":"https://openalex.org/keywords/markov-decision-process","display_name":"Markov decision process","score":0.45825400948524475},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4454353153705597},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.4449133276939392},{"id":"https://openalex.org/keywords/resource-management","display_name":"Resource management (computing)","score":0.4424280524253845},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.42205631732940674},{"id":"https://openalex.org/keywords/vehicular-ad-hoc-network","display_name":"Vehicular ad hoc network","score":0.42033934593200684},{"id":"https://openalex.org/keywords/noma","display_name":"Noma","score":0.4154951274394989},{"id":"https://openalex.org/keywords/markov-process","display_name":"Markov process","score":0.3482569456100464},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.3129487931728363},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.1960877776145935},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.17840540409088135},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1038045585155487},{"id":"https://openalex.org/keywords/wireless-ad-hoc-network","display_name":"Wireless ad hoc network","score":0.07673448324203491}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7622374296188354},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.6500616669654846},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.6089810729026794},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.4713560938835144},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4651893675327301},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.4626155495643616},{"id":"https://openalex.org/C106189395","wikidata":"https://www.wikidata.org/wiki/Q176789","display_name":"Markov decision process","level":3,"score":0.45825400948524475},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4454353153705597},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4449133276939392},{"id":"https://openalex.org/C2780609101","wikidata":"https://www.wikidata.org/wiki/Q17156588","display_name":"Resource management (computing)","level":2,"score":0.4424280524253845},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.42205631732940674},{"id":"https://openalex.org/C192448918","wikidata":"https://www.wikidata.org/wiki/Q682677","display_name":"Vehicular ad hoc network","level":4,"score":0.42033934593200684},{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.4154951274394989},{"id":"https://openalex.org/C159886148","wikidata":"https://www.wikidata.org/wiki/Q176645","display_name":"Markov process","level":2,"score":0.3482569456100464},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.3129487931728363},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.1960877776145935},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.17840540409088135},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1038045585155487},{"id":"https://openalex.org/C94523657","wikidata":"https://www.wikidata.org/wiki/Q4085781","display_name":"Wireless ad hoc network","level":3,"score":0.07673448324203491},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2020.2968595","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.2968595","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/08966253.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:e88c0abaf1674bd0b580b09f7d8d4c73","is_oa":true,"landing_page_url":"https://doaj.org/article/e88c0abaf1674bd0b580b09f7d8d4c73","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 8, Pp 18797-18807 (2020)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2020.2968595","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.2968595","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/08966253.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.4300000071525574,"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure"}],"awards":[{"id":"https://openalex.org/G7823396273","display_name":null,"funder_award_id":"61801225","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/F4320322725","display_name":"China Scholarship Council","ror":"https://ror.org/04atp4p48"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3001491365.pdf","grobid_xml":"https://content.openalex.org/works/W3001491365.grobid-xml"},"referenced_works_count":38,"referenced_works":["https://openalex.org/W1601655690","https://openalex.org/W1639877187","https://openalex.org/W1992942660","https://openalex.org/W2012484142","https://openalex.org/W2023835067","https://openalex.org/W2117537207","https://openalex.org/W2130171753","https://openalex.org/W2140502378","https://openalex.org/W2150094074","https://openalex.org/W2165150801","https://openalex.org/W2173248099","https://openalex.org/W2210177522","https://openalex.org/W2327542793","https://openalex.org/W2353609484","https://openalex.org/W2408978589","https://openalex.org/W2514619461","https://openalex.org/W2607844539","https://openalex.org/W2609289242","https://openalex.org/W2625483604","https://openalex.org/W2735170219","https://openalex.org/W2761862361","https://openalex.org/W2772664513","https://openalex.org/W2794840605","https://openalex.org/W2797178713","https://openalex.org/W2809230520","https://openalex.org/W2889490326","https://openalex.org/W2898035736","https://openalex.org/W2913304731","https://openalex.org/W2945611677","https://openalex.org/W2963000651","https://openalex.org/W2963864421","https://openalex.org/W2964048168","https://openalex.org/W2968764495","https://openalex.org/W2992874519","https://openalex.org/W3098915991","https://openalex.org/W4302570325","https://openalex.org/W6684205842","https://openalex.org/W6684921986"],"related_works":["https://openalex.org/W3030525848","https://openalex.org/W4385197910","https://openalex.org/W2340639785","https://openalex.org/W4404253608","https://openalex.org/W3010814398","https://openalex.org/W4385197899","https://openalex.org/W3005957545","https://openalex.org/W2076432172","https://openalex.org/W4309235375","https://openalex.org/W2887349183"],"abstract_inverted_index":{"This":[0],"paper":[1],"investigates":[2],"the":[3,36,50,57,64,88,95,101,113,147,150,169,183,188,194,201],"resource":[4,114],"allocation":[5,115,129,171],"problem":[6,116],"in":[7,18,60,106,127],"vehicular":[8,61,82],"communications":[9,83,92,198],"based":[10],"on":[11],"multi-agent":[12],"Deep":[13],"Deterministic":[14],"Policy":[15],"Gradient":[16],"(DDPG),":[17],"which":[19,128,157],"each":[20,177],"Vehicle-to-Vehicle":[21],"(V2V)":[22],"communication":[23],"acts":[24],"as":[25,117],"agent":[26,178],"and":[27,97,121,141,204],"adopts":[28],"Non-Orthogonal":[29],"Multiple":[30],"Access":[31],"(NOMA)":[32],"technology":[33],"to":[34,41,56,86,146,167,192],"share":[35],"frequency":[37],"spectrum":[38],"that":[39,136,176],"pre-allocated":[40],"Vehicle-to-Infrastructure":[42],"(V2I)":[43],"communications.":[44,108,209],"Different":[45],"with":[46],"conventional":[47],"D2D":[48],"communications,":[49],"fast":[51],"varying":[52],"channel":[53],"condition":[54],"due":[55],"high":[58,163],"mobility":[59],"environment":[62,184],"causes":[63],"difficulty":[65],"of":[66,90,103,149,160,187,196,207],"collecting":[67],"instantaneous":[68],"Channel":[69],"State":[70],"Information":[71],"(CSI)":[72],"at":[73],"base":[74],"station.":[75],"Meanwhile,":[76],"one":[77],"tremendous":[78],"challenge":[79],"faced":[80],"by":[81,133,185],"is":[84,158],"how":[85],"maximize":[87,193],"sum-rate":[89,195],"V2I":[91,197],"simultaneously":[93],"guaranteeing":[94],"latency":[96,203],"reliability":[98,205],"requirements":[99],"for":[100],"transmission":[102],"safety-critical":[104],"information":[105],"V2V":[107,208],"In":[109],"response,":[110],"we":[111,152],"formulate":[112],"a":[118,154],"decentralized":[119],"Discrete-time":[120],"Finite-state":[122],"Markov":[123],"Decision":[124],"Process":[125],"(DFMDP),":[126],"decisions":[130],"are":[131],"made":[132],"multiple":[134],"agents":[135],"do":[137],"not":[138],"have":[139],"complete":[140],"global":[142],"network":[143],"information.":[144],"Due":[145],"complexity":[148],"problem,":[151],"propose":[153],"DDPG":[155,190],"algorithm":[156,191],"capable":[159],"handling":[161],"continuous":[162],"dimensional":[164],"action":[165],"spaces":[166],"find":[168],"optimal":[170],"strategy.":[172],"Numerical":[173],"results":[174],"verify":[175],"can":[179],"effectively":[180],"learn":[181],"from":[182],"means":[186],"proposed":[189],"while":[199],"satisfying":[200],"stringent":[202],"constraints":[206]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":18},{"year":2024,"cited_by_count":32},{"year":2023,"cited_by_count":29},{"year":2022,"cited_by_count":13},{"year":2021,"cited_by_count":28},{"year":2020,"cited_by_count":5}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}
