{"id":"https://openalex.org/W4377000555","doi":"https://doi.org/10.1109/tccn.2023.3276992","title":"Application of Unsupervised Learning in Implementation of Joint Power and Index Modulation Access in V2X Systems","display_name":"Application of Unsupervised Learning in Implementation of Joint Power and Index Modulation Access in V2X Systems","publication_year":2023,"publication_date":"2023-05-17","ids":{"openalex":"https://openalex.org/W4377000555","doi":"https://doi.org/10.1109/tccn.2023.3276992"},"language":"en","primary_location":{"id":"doi:10.1109/tccn.2023.3276992","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tccn.2023.3276992","pdf_url":null,"source":{"id":"https://openalex.org/S2484188435","display_name":"IEEE Transactions on Cognitive Communications and Networking","issn_l":"2332-7731","issn":["2332-7731","2372-2045"],"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 Cognitive Communications and Networking","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/A5100331456","display_name":"Sunyoung Lee","orcid":"https://orcid.org/0000-0001-7769-7000"},"institutions":[{"id":"https://openalex.org/I39555362","display_name":"University of Warwick","ror":"https://ror.org/01a77tt86","country_code":"GB","type":"education","lineage":["https://openalex.org/I39555362"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Sunyoung Lee","raw_affiliation_strings":["Warwick Manufacturing Group, University of Warwick, Coventry, U.K"],"affiliations":[{"raw_affiliation_string":"Warwick Manufacturing Group, University of Warwick, Coventry, U.K","institution_ids":["https://openalex.org/I39555362"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018044015","display_name":"Konstantinos Koufos","orcid":"https://orcid.org/0000-0001-5653-2186"},"institutions":[{"id":"https://openalex.org/I39555362","display_name":"University of Warwick","ror":"https://ror.org/01a77tt86","country_code":"GB","type":"education","lineage":["https://openalex.org/I39555362"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Konstantinos Koufos","raw_affiliation_strings":["Warwick Manufacturing Group, University of Warwick, Coventry, U.K"],"affiliations":[{"raw_affiliation_string":"Warwick Manufacturing Group, University of Warwick, Coventry, U.K","institution_ids":["https://openalex.org/I39555362"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080175512","display_name":"Carsten Maple","orcid":"https://orcid.org/0000-0002-4715-212X"},"institutions":[{"id":"https://openalex.org/I39555362","display_name":"University of Warwick","ror":"https://ror.org/01a77tt86","country_code":"GB","type":"education","lineage":["https://openalex.org/I39555362"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Carsten Maple","raw_affiliation_strings":["Warwick Manufacturing Group, University of Warwick, Coventry, U.K"],"affiliations":[{"raw_affiliation_string":"Warwick Manufacturing Group, University of Warwick, Coventry, U.K","institution_ids":["https://openalex.org/I39555362"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5068530392","display_name":"Mehrdad Dianati","orcid":"https://orcid.org/0000-0001-5119-4499"},"institutions":[{"id":"https://openalex.org/I39555362","display_name":"University of Warwick","ror":"https://ror.org/01a77tt86","country_code":"GB","type":"education","lineage":["https://openalex.org/I39555362"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Mehrdad Dianati","raw_affiliation_strings":["Warwick Manufacturing Group, University of Warwick, Coventry, U.K"],"affiliations":[{"raw_affiliation_string":"Warwick Manufacturing Group, University of Warwick, Coventry, U.K","institution_ids":["https://openalex.org/I39555362"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100331456"],"corresponding_institution_ids":["https://openalex.org/I39555362"],"apc_list":null,"apc_paid":null,"fwci":0.5213,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.63380925,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"9","issue":"5","first_page":"1308","last_page":"1321"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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":0.9998999834060669,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9936000108718872,"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/T11932","display_name":"Wireless Body Area Networks","score":0.9854999780654907,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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":0.883949875831604},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.6649583578109741},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.5963603854179382},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.47705522179603577},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.47661319375038147},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4486145079135895},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.42790675163269043},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.40128403902053833},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.36025911569595337},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.34392768144607544},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.23883512616157532},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16694355010986328}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.883949875831604},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.6649583578109741},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.5963603854179382},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.47705522179603577},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.47661319375038147},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4486145079135895},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.42790675163269043},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.40128403902053833},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.36025911569595337},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.34392768144607544},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.23883512616157532},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16694355010986328},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C107038049","wikidata":"https://www.wikidata.org/wiki/Q35986","display_name":"Aesthetics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tccn.2023.3276992","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tccn.2023.3276992","pdf_url":null,"source":{"id":"https://openalex.org/S2484188435","display_name":"IEEE Transactions on Cognitive Communications and Networking","issn_l":"2332-7731","issn":["2332-7731","2372-2045"],"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 Cognitive Communications and Networking","raw_type":"journal-article"},{"id":"pmh:oai:wrap.warwick.ac.uk:175742","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306400665","display_name":"Warwick Research Archive Portal (University of Warwick)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I39555362","host_organization_name":"University of Warwick","host_organization_lineage":["https://openalex.org/I39555362"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.800000011920929,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G1672142431","display_name":"TASCC: Secure Cloud-based Distributed Control (SCDC) Systems for Connected Autonomous Cars","funder_award_id":"EP/N01300X/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G2919768833","display_name":null,"funder_award_id":"EP/N01300X/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G7282611729","display_name":null,"funder_award_id":"EP/R007195/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"}],"funders":[{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":44,"referenced_works":["https://openalex.org/W1993673719","https://openalex.org/W2009063425","https://openalex.org/W2037351952","https://openalex.org/W2120943921","https://openalex.org/W2148318534","https://openalex.org/W2149397098","https://openalex.org/W2155999145","https://openalex.org/W2159916755","https://openalex.org/W2170531625","https://openalex.org/W2183284536","https://openalex.org/W2344487751","https://openalex.org/W2463462137","https://openalex.org/W2479664152","https://openalex.org/W2521648853","https://openalex.org/W2522847968","https://openalex.org/W2540924152","https://openalex.org/W2542659798","https://openalex.org/W2619155606","https://openalex.org/W2734589605","https://openalex.org/W2754359954","https://openalex.org/W2790117078","https://openalex.org/W2810070736","https://openalex.org/W2884967836","https://openalex.org/W2914196217","https://openalex.org/W2921635086","https://openalex.org/W2932296344","https://openalex.org/W2963020121","https://openalex.org/W2963336322","https://openalex.org/W2963874796","https://openalex.org/W2964086685","https://openalex.org/W2964121960","https://openalex.org/W2969512509","https://openalex.org/W2971758026","https://openalex.org/W2972997844","https://openalex.org/W3010978659","https://openalex.org/W3021137074","https://openalex.org/W3023553154","https://openalex.org/W3038205212","https://openalex.org/W3043255904","https://openalex.org/W3044626227","https://openalex.org/W3083862355","https://openalex.org/W3101450547","https://openalex.org/W3128947043","https://openalex.org/W4230942370"],"related_works":["https://openalex.org/W2378211422","https://openalex.org/W4321353415","https://openalex.org/W2745001401","https://openalex.org/W2130974462","https://openalex.org/W2028665553","https://openalex.org/W2086519370","https://openalex.org/W4246352526","https://openalex.org/W2121910908","https://openalex.org/W915438175","https://openalex.org/W4230315250"],"abstract_inverted_index":{"The":[0,39,131],"implementation":[1],"of":[2,13,22,42,63,86,116,125,133,156,171,189],"joint":[3],"Power-and-Index":[4],"Modulation":[5],"Access":[6],"(PIMA),":[7],"which":[8,118],"is":[9,119,159],"an":[10,107],"effective":[11],"way":[12,41],"realizing":[14],"non-orthogonal":[15],"multiple":[16],"access":[17],"(NOMA),":[18],"requires":[19],"a":[20,75],"process":[21],"user":[23,43],"ordering":[24,44,177],"over":[25],"the":[26,50,60,84,97,111,126,134,147,151,163,187],"available":[27],"subcarriers,":[28,66],"before":[29],"multiplexing":[30],"their":[31],"data":[32],"streams":[33],"for":[34,110,186],"power":[35],"and":[36,57,65,91,106],"index":[37],"modulation.":[38],"conventional":[40],"in":[45,67,142,154,169,178],"NOMA":[46],"with":[47],"respect":[48],"to":[49,82,94,121,175],"channel":[51],"state":[52],"information":[53],"can":[54],"be":[55],"impractical":[56],"expensive":[58],"given":[59],"large":[61],"numbers":[62],"users":[64],"Vehicle-to-Everything":[68],"(V2X)":[69],"communications.":[70],"Therefore,":[71],"this":[72,143],"paper":[73],"proposes":[74],"novel":[76],"approach":[77,149],"that":[78,137,146,162],"leverages":[79],"K-Means":[80],"clustering":[81],"learn":[83],"pattern":[85],"multi-user":[87],"multi-carrier":[88],"energy":[89],"variations":[90],"use":[92],"them":[93],"effectively":[95],"order":[96],"users.":[98],"For":[99],"this,":[100],"we":[101],"develop":[102],"several":[103],"learning":[104],"algorithms":[105],"analytical":[108],"model":[109],"Symbol":[112],"Error":[113],"Probability":[114],"(SEP)":[115],"PIMA,":[117],"used":[120],"quickly":[122],"generate":[123],"part":[124],"training":[127],"dataset":[128],"(transfer":[129],"learning).":[130],"results":[132],"comprehensive":[135],"evaluations":[136],"have":[138],"been":[139],"carried":[140],"out":[141],"study":[144],"show":[145],"proposed":[148,164],"outperforms":[150],"benchmark":[152],"techniques":[153],"terms":[155,170],"SEP.":[157],"It":[158],"also":[160],"shown":[161],"scheme":[165],"provides":[166],"improved":[167],"performance":[168],"SEP":[172],"as":[173],"compared":[174],"distance-based":[176],"realistic":[179],"V2X":[180],"scenarios":[181],"using":[182],"synthetic":[183],"mobility":[184],"traces":[185],"locations":[188],"vehicles":[190],"along":[191],"multi-lane":[192],"highways.":[193]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}