{"id":"https://openalex.org/W4285126946","doi":"https://doi.org/10.1109/tvt.2022.3187746","title":"Asynchronous Multi-User Detection for Code-Domain NOMA: Expectation Propagation Over 3D Factor-Graph","display_name":"Asynchronous Multi-User Detection for Code-Domain NOMA: Expectation Propagation Over 3D Factor-Graph","publication_year":2022,"publication_date":"2022-07-01","ids":{"openalex":"https://openalex.org/W4285126946","doi":"https://doi.org/10.1109/tvt.2022.3187746"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2022.3187746","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2022.3187746","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":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5047353766","display_name":"Peisen Wang","orcid":"https://orcid.org/0000-0002-8517-2092"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Peisen Wang","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017996057","display_name":"Neng Ye","orcid":"https://orcid.org/0000-0002-6605-826X"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Neng Ye","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051990410","display_name":"Jianguo Li","orcid":"https://orcid.org/0000-0002-7225-8874"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianguo Li","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025572015","display_name":"Boya Di","orcid":"https://orcid.org/0000-0003-3484-1361"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Boya Di","raw_affiliation_strings":["School of Electronics, Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Electronics, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100449548","display_name":"Aihua Wang","orcid":"https://orcid.org/0000-0002-6304-5201"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Aihua Wang","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5047353766"],"corresponding_institution_ids":["https://openalex.org/I125839683"],"apc_list":null,"apc_paid":null,"fwci":1.1966,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.77602851,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"71","issue":"10","first_page":"10770","last_page":"10781"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":1.0,"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":1.0,"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/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9915000200271606,"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/T10207","display_name":"Advanced biosensing and bioanalysis techniques","score":0.9914000034332275,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/asynchronous-communication","display_name":"Asynchronous communication","score":0.8408745527267456},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7719218730926514},{"id":"https://openalex.org/keywords/single-antenna-interference-cancellation","display_name":"Single antenna interference cancellation","score":0.7711309790611267},{"id":"https://openalex.org/keywords/noma","display_name":"Noma","score":0.6686556935310364},{"id":"https://openalex.org/keywords/factor-graph","display_name":"Factor graph","score":0.6598778963088989},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.4930054843425751},{"id":"https://openalex.org/keywords/multiuser-detection","display_name":"Multiuser detection","score":0.4583415985107422},{"id":"https://openalex.org/keywords/message-passing","display_name":"Message passing","score":0.43803009390830994},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.4187150299549103},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.37195277214050293},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3660929799079895},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3392621576786041},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.3378552198410034},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.25342682003974915},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.22577732801437378},{"id":"https://openalex.org/keywords/code-division-multiple-access","display_name":"Code division multiple access","score":0.12793150544166565},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.10551095008850098}],"concepts":[{"id":"https://openalex.org/C151319957","wikidata":"https://www.wikidata.org/wiki/Q752739","display_name":"Asynchronous communication","level":2,"score":0.8408745527267456},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7719218730926514},{"id":"https://openalex.org/C83204339","wikidata":"https://www.wikidata.org/wiki/Q7523915","display_name":"Single antenna interference cancellation","level":3,"score":0.7711309790611267},{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.6686556935310364},{"id":"https://openalex.org/C159246509","wikidata":"https://www.wikidata.org/wiki/Q5428725","display_name":"Factor graph","level":3,"score":0.6598778963088989},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.4930054843425751},{"id":"https://openalex.org/C2777104032","wikidata":"https://www.wikidata.org/wiki/Q16324514","display_name":"Multiuser detection","level":3,"score":0.4583415985107422},{"id":"https://openalex.org/C854659","wikidata":"https://www.wikidata.org/wiki/Q1859284","display_name":"Message passing","level":2,"score":0.43803009390830994},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.4187150299549103},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.37195277214050293},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3660929799079895},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3392621576786041},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.3378552198410034},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.25342682003974915},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.22577732801437378},{"id":"https://openalex.org/C47696715","wikidata":"https://www.wikidata.org/wiki/Q233394","display_name":"Code division multiple access","level":2,"score":0.12793150544166565},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.10551095008850098},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2022.3187746","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2022.3187746","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"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1411206364","display_name":null,"funder_award_id":"4222005","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"},{"id":"https://openalex.org/G5840972582","display_name":null,"funder_award_id":"62101048","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6828631464","display_name":null,"funder_award_id":"61971038","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7359764299","display_name":null,"funder_award_id":"62071038","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7843100178","display_name":null,"funder_award_id":"L212027","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322919","display_name":"Natural Science Foundation of Beijing Municipality","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W1902387477","https://openalex.org/W1922937245","https://openalex.org/W1992036418","https://openalex.org/W2014325677","https://openalex.org/W2018322127","https://openalex.org/W2042519026","https://openalex.org/W2108913609","https://openalex.org/W2124894634","https://openalex.org/W2134295053","https://openalex.org/W2154935897","https://openalex.org/W2183034097","https://openalex.org/W2277419020","https://openalex.org/W2294998550","https://openalex.org/W2522847968","https://openalex.org/W2579206766","https://openalex.org/W2802495557","https://openalex.org/W2910744881","https://openalex.org/W2923644866","https://openalex.org/W2945463326","https://openalex.org/W2963336322","https://openalex.org/W2964279641","https://openalex.org/W2972252139","https://openalex.org/W2981096252","https://openalex.org/W2981587265","https://openalex.org/W2983519246","https://openalex.org/W2985210419","https://openalex.org/W2998795925","https://openalex.org/W3007749181","https://openalex.org/W3008218996","https://openalex.org/W3027993135","https://openalex.org/W3032339108","https://openalex.org/W3081876597","https://openalex.org/W3089706104","https://openalex.org/W3090546823","https://openalex.org/W3101450547","https://openalex.org/W3105033759","https://openalex.org/W3127756982","https://openalex.org/W3129823344","https://openalex.org/W3131493443","https://openalex.org/W3157604753","https://openalex.org/W3195584986","https://openalex.org/W3199742680","https://openalex.org/W4205528264","https://openalex.org/W4210337926","https://openalex.org/W4240215729","https://openalex.org/W6640231202","https://openalex.org/W6686063040"],"related_works":["https://openalex.org/W3039370918","https://openalex.org/W2980162015","https://openalex.org/W2769732439","https://openalex.org/W2370038111","https://openalex.org/W4297882612","https://openalex.org/W3091696342","https://openalex.org/W3214327504","https://openalex.org/W4235843916","https://openalex.org/W4387429616","https://openalex.org/W4285169015"],"abstract_inverted_index":{"Code-domain":[0],"non-orthogonal":[1],"multiple":[2],"access":[3],"(NOMA)":[4],"is":[5,43,94],"a":[6,68,88],"promising":[7],"technology":[8],"to":[9,46,128,137],"achieve":[10],"ubiquitous":[11],"massive":[12],"connections":[13],"for":[14,62,96],"5G":[15],"and":[16,80,116,140],"beyond.":[17],"In":[18],"application":[19],"scenarios":[20,139],"with":[21,154],"high":[22,163],"channel":[23],"dynamics":[24],"or":[25,49],"simplified":[26],"scheduling":[27],"procedures,":[28],"multi-user":[29,53,99],"signals":[30],"face":[31],"the":[32,59,82,110,122,126,130,135,149],"difficulty":[33],"of":[34],"accurate":[35],"synchronization.":[36],"The":[37,101],"resulted":[38],"asynchronous":[39,60,98,111,151],"inter-user":[40,117],"interference":[41,112],"(IUI)":[42],"too":[44],"complex":[45],"be":[47],"modeled":[48],"alleviated":[50],"by":[51,72],"conventional":[52],"detection":[54],"algorithms.":[55],"To":[56],"effectively":[57],"characterize":[58],"IUI":[61],"code-domain":[63],"NOMA,":[64],"this":[65],"paper":[66],"constructs":[67],"three-dimensional":[69],"(3D)":[70],"factor-graph":[71],"introducing":[73],"time":[74],"delay":[75],"as":[76],"an":[77],"additional":[78],"dimension":[79],"develops":[81],"corresponding":[83],"message":[84,118],"passing":[85],"mechanisms.":[86],"Then,":[87],"novel":[89],"3D-expectation":[90],"propagation":[91],"algorithm":[92],"(3D-EPA)":[93],"proposed":[95,102,150],"low-complexity":[97],"detection.":[100],"3D-EPA":[103,136,155],"iterates":[104],"between":[105],"per-user":[106],"estimation,":[107],"which":[108,120],"projects":[109],"via":[113],"Gaussian":[114],"approximation,":[115],"passing,":[119],"propagates":[121],"previous":[123],"estimates":[124],"among":[125],"users":[127],"refine":[129],"approximation.":[131],"We":[132],"also":[133],"extend":[134],"multi-antenna":[138],"analyze":[141],"its":[142,158],"state":[143],"evolution.":[144],"Simulation":[145],"results":[146],"show":[147],"that":[148],"NOMA":[152],"system":[153],"even":[156],"outperforms":[157],"synchronous":[159],"counterpart,":[160],"especially":[161],"under":[162],"overloadings.":[164]},"counts_by_year":[{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":3}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
