{"id":"https://openalex.org/W3106752948","doi":"https://doi.org/10.1109/tvt.2020.3041260","title":"Hybrid Multicast/Unicast Design in NOMA-Based Vehicular Caching System","display_name":"Hybrid Multicast/Unicast Design in NOMA-Based Vehicular Caching System","publication_year":2020,"publication_date":"2020-11-30","ids":{"openalex":"https://openalex.org/W3106752948","doi":"https://doi.org/10.1109/tvt.2020.3041260","mag":"3106752948"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2020.3041260","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2020.3041260","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":true,"oa_status":"green","oa_url":"https://figshare.com/articles/journal_contribution/Hybrid_Multicast_Unicast_Design_in_NOMA-based_Vehicular_Caching_System/13486896","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5080224060","display_name":"Xinyue Pei","orcid":"https://orcid.org/0000-0003-1595-853X"},"institutions":[{"id":"https://openalex.org/I159948400","display_name":"Jinan University","ror":"https://ror.org/02xe5ns62","country_code":"CN","type":"education","lineage":["https://openalex.org/I159948400"]},{"id":"https://openalex.org/I211433327","display_name":"Ministry of Natural Resources","ror":"https://ror.org/02kxqx159","country_code":"CN","type":"government","lineage":["https://openalex.org/I211433327","https://openalex.org/I4210127390"]},{"id":"https://openalex.org/I4210090744","display_name":"Guangzhou Marine Geological Survey","ror":"https://ror.org/00jaxam28","country_code":"CN","type":"government","lineage":["https://openalex.org/I2799486974","https://openalex.org/I4210090744"]},{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xinyue Pei","raw_affiliation_strings":["College of Information Science and Technology, Jinan University, Guangzhou, China","Key Laboratory of Marine Environmental Survey Technology, Application, Ministry of Natural Resources, Guangzhou, China","School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"College of Information Science and Technology, Jinan University, Guangzhou, China","institution_ids":["https://openalex.org/I159948400"]},{"raw_affiliation_string":"Key Laboratory of Marine Environmental Survey Technology, Application, Ministry of Natural Resources, Guangzhou, China","institution_ids":["https://openalex.org/I4210090744","https://openalex.org/I211433327"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005656538","display_name":"Hua Yu","orcid":"https://orcid.org/0000-0002-0231-2978"},"institutions":[{"id":"https://openalex.org/I159948400","display_name":"Jinan University","ror":"https://ror.org/02xe5ns62","country_code":"CN","type":"education","lineage":["https://openalex.org/I159948400"]},{"id":"https://openalex.org/I211433327","display_name":"Ministry of Natural Resources","ror":"https://ror.org/02kxqx159","country_code":"CN","type":"government","lineage":["https://openalex.org/I211433327","https://openalex.org/I4210127390"]},{"id":"https://openalex.org/I4210090744","display_name":"Guangzhou Marine Geological Survey","ror":"https://ror.org/00jaxam28","country_code":"CN","type":"government","lineage":["https://openalex.org/I2799486974","https://openalex.org/I4210090744"]},{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hua Yu","raw_affiliation_strings":["College of Information Science and Technology, Jinan University, Guangzhou, China","Key Laboratory of Marine Environmental Survey Technology, Application, Ministry of Natural Resources, Guangzhou, China","School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"College of Information Science and Technology, Jinan University, Guangzhou, China","institution_ids":["https://openalex.org/I159948400"]},{"raw_affiliation_string":"Key Laboratory of Marine Environmental Survey Technology, Application, Ministry of Natural Resources, Guangzhou, China","institution_ids":["https://openalex.org/I4210090744","https://openalex.org/I211433327"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062020254","display_name":"Yingyang Chen","orcid":"https://orcid.org/0000-0002-1343-9202"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yingyang Chen","raw_affiliation_strings":["School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065457510","display_name":"Miaowen Wen","orcid":"https://orcid.org/0000-0002-9638-7048"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]},{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Miaowen Wen","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5012861792","display_name":"Gaojie Chen","orcid":"https://orcid.org/0000-0003-2978-0365"},"institutions":[{"id":"https://openalex.org/I153648349","display_name":"University of Leicester","ror":"https://ror.org/04h699437","country_code":"GB","type":"education","lineage":["https://openalex.org/I153648349"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Gaojie Chen","raw_affiliation_strings":["School of Engineering, University of Leicester, Leicester, U.K"],"affiliations":[{"raw_affiliation_string":"School of Engineering, University of Leicester, Leicester, U.K","institution_ids":["https://openalex.org/I153648349"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5080224060"],"corresponding_institution_ids":["https://openalex.org/I159948400","https://openalex.org/I211433327","https://openalex.org/I4210090744","https://openalex.org/I90610280"],"apc_list":null,"apc_paid":null,"fwci":1.8707,"has_fulltext":false,"cited_by_count":23,"citation_normalized_percentile":{"value":0.86145081,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":99},"biblio":{"volume":"69","issue":"12","first_page":"16304","last_page":"16308"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998000264167786,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998000264167786,"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/T11478","display_name":"Caching and Content Delivery","score":0.9980999827384949,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9871000051498413,"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/multicast","display_name":"Multicast","score":0.8424983024597168},{"id":"https://openalex.org/keywords/unicast","display_name":"Unicast","score":0.8395156860351562},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7209194898605347},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.6102719902992249},{"id":"https://openalex.org/keywords/noma","display_name":"Noma","score":0.5234495997428894},{"id":"https://openalex.org/keywords/backhaul","display_name":"Backhaul (telecommunications)","score":0.49930810928344727},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4221121370792389},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.35069888830184937},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3318983316421509},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.13064482808113098},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10698205232620239},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.07069391012191772},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.06487351655960083}],"concepts":[{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.8424983024597168},{"id":"https://openalex.org/C11704745","wikidata":"https://www.wikidata.org/wiki/Q918337","display_name":"Unicast","level":3,"score":0.8395156860351562},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7209194898605347},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.6102719902992249},{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.5234495997428894},{"id":"https://openalex.org/C103760667","wikidata":"https://www.wikidata.org/wiki/Q798444","display_name":"Backhaul (telecommunications)","level":3,"score":0.49930810928344727},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4221121370792389},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.35069888830184937},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3318983316421509},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.13064482808113098},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10698205232620239},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.07069391012191772},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.06487351655960083}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tvt.2020.3041260","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2020.3041260","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:figshare.com:article/13486896","is_oa":true,"landing_page_url":"https://figshare.com/articles/journal_contribution/Hybrid_Multicast_Unicast_Design_in_NOMA-based_Vehicular_Caching_System/13486896","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"}],"best_oa_location":{"id":"pmh:oai:figshare.com:article/13486896","is_oa":true,"landing_page_url":"https://figshare.com/articles/journal_contribution/Hybrid_Multicast_Unicast_Design_in_NOMA-based_Vehicular_Caching_System/13486896","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1711916929","display_name":null,"funder_award_id":"2018B030306005","funder_id":"https://openalex.org/F4320321921","funder_display_name":"Natural Science Foundation of Guangdong Province"},{"id":"https://openalex.org/G411357261","display_name":null,"funder_award_id":"2019SJ02","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G4188603406","display_name":null,"funder_award_id":"U1809211","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4947211974","display_name":null,"funder_award_id":"2020D03","funder_id":"https://openalex.org/F4320336270","funder_display_name":"National Mobile Communications Research Laboratory, Southeast University"},{"id":"https://openalex.org/G5315665463","display_name":null,"funder_award_id":"62001191","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5415226051","display_name":null,"funder_award_id":"61771202","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5987377971","display_name":null,"funder_award_id":"21620351","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G5998721014","display_name":null,"funder_award_id":"EP/R006377/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G6949055732","display_name":null,"funder_award_id":"EP/R006377/1 (M3NETs)","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321921","display_name":"Natural Science Foundation of Guangdong Province","ror":null},{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null},{"id":"https://openalex.org/F4320336270","display_name":"National Mobile Communications Research Laboratory, Southeast University","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1967449502","https://openalex.org/W2012484142","https://openalex.org/W2108183681","https://openalex.org/W2148622067","https://openalex.org/W2416516071","https://openalex.org/W2560573919","https://openalex.org/W2607753100","https://openalex.org/W2734589605","https://openalex.org/W2776687520","https://openalex.org/W2946781155","https://openalex.org/W2963155284","https://openalex.org/W2963574672","https://openalex.org/W2964108473","https://openalex.org/W3035620887","https://openalex.org/W3099378150","https://openalex.org/W3102022789","https://openalex.org/W3124319763","https://openalex.org/W4250589301","https://openalex.org/W6785579523"],"related_works":["https://openalex.org/W2141226803","https://openalex.org/W1972955796","https://openalex.org/W1541857863","https://openalex.org/W2219910205","https://openalex.org/W2978800595","https://openalex.org/W1966768284","https://openalex.org/W207048982","https://openalex.org/W2026651734","https://openalex.org/W2385427787","https://openalex.org/W2070403242"],"abstract_inverted_index":{"In":[0,42],"this":[1,43],"paper,":[2,44],"we":[3,45],"investigate":[4],"a":[5,10,30,82,91],"hybrid":[6],"multicast/unicast":[7],"scheme":[8],"for":[9],"multiple-input":[11],"single-output":[12],"cache-aided":[13],"non-orthogonal":[14],"multiple":[15,114],"access":[16,115],"(NOMA)":[17],"vehicular":[18,26],"scenario":[19],"in":[20],"the":[21,52,57,60,63,66,71,78,94,105,112],"face":[22],"of":[23,59,93],"rapidly":[24],"fluctuating":[25],"wireless":[27],"channels.":[28],"Considering":[29],"more":[31],"practical":[32],"situation,":[33],"imperfect":[34],"channel":[35],"state":[36],"information":[37],"is":[38,87,109],"taking":[39],"into":[40,97],"account.":[41],"formulate":[46],"an":[47],"optimization":[48],"problem":[49,96],"to":[50,111],"maximize":[51],"unicast":[53,68],"sum":[54],"rate":[55],"under":[56],"constraints":[58],"peak":[61,64],"power,":[62],"backhaul,":[65],"minimum":[67],"rate,":[69],"and":[70],"maximum":[72],"multicast":[73],"outage":[74],"probability.":[75],"To":[76],"solve":[77],"formulated":[79],"non-convex":[80],"problem,":[81],"lower":[83],"bound":[84],"relaxation":[85],"method":[86],"proposed,":[88],"which":[89],"enables":[90],"division":[92],"original":[95],"two":[98],"convex":[99],"sub-problems.":[100],"Computer":[101],"simulations":[102],"show":[103],"that":[104],"proposed":[106],"caching-aided":[107],"NOMA":[108],"superior":[110],"orthogonal":[113],"counterpart.":[116]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":6}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
