{"id":"https://openalex.org/W2555468667","doi":"https://doi.org/10.1109/lsp.2016.2632180","title":"An Auxiliary Variable-Aided Hybrid Message Passing Approach to Joint Channel Estimation and Decoding for MIMO-OFDM","display_name":"An Auxiliary Variable-Aided Hybrid Message Passing Approach to Joint Channel Estimation and Decoding for MIMO-OFDM","publication_year":2016,"publication_date":"2016-11-23","ids":{"openalex":"https://openalex.org/W2555468667","doi":"https://doi.org/10.1109/lsp.2016.2632180","mag":"2555468667"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2016.2632180","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2016.2632180","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":null,"any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5040292166","display_name":"Zhengdao Yuan","orcid":"https://orcid.org/0000-0002-8715-0284"},"institutions":[{"id":"https://openalex.org/I4210091712","display_name":"Zhengzhou University of Science and Technology","ror":"https://ror.org/00b3j7936","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210091712"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhengdao Yuan","raw_affiliation_strings":["National Digital Switching System Engineering and Technological Research and Development Center, Zhengzhou, China","Zhengzhou Institute of Information Science and Technology, Zhengzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Digital Switching System Engineering and Technological Research and Development Center, Zhengzhou, China","institution_ids":[]},{"raw_affiliation_string":"Zhengzhou Institute of Information Science and Technology, Zhengzhou, China","institution_ids":["https://openalex.org/I4210091712"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022762966","display_name":"Chuanzong Zhang","orcid":"https://orcid.org/0000-0002-3186-0332"},"institutions":[{"id":"https://openalex.org/I38877650","display_name":"Zhengzhou University","ror":"https://ror.org/04ypx8c21","country_code":"CN","type":"education","lineage":["https://openalex.org/I38877650"]},{"id":"https://openalex.org/I891191580","display_name":"Aalborg University","ror":"https://ror.org/04m5j1k67","country_code":"DK","type":"education","lineage":["https://openalex.org/I891191580"]}],"countries":["CN","DK"],"is_corresponding":false,"raw_author_name":"Chuanzong Zhang","raw_affiliation_strings":["Department of Electronic Systems, Aalborg University, Aalborg, Denmark","School of Information Engineering, Zhengzhou University, Zhengzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Systems, Aalborg University, Aalborg, Denmark","institution_ids":["https://openalex.org/I891191580"]},{"raw_affiliation_string":"School of Information Engineering, Zhengzhou University, Zhengzhou, China","institution_ids":["https://openalex.org/I38877650"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110091615","display_name":"Zhongyong Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I38877650","display_name":"Zhengzhou University","ror":"https://ror.org/04ypx8c21","country_code":"CN","type":"education","lineage":["https://openalex.org/I38877650"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhongyong Wang","raw_affiliation_strings":["School of Information Engineering, Zhengzhou University, Zhengzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-8715-0284","affiliations":[{"raw_affiliation_string":"School of Information Engineering, Zhengzhou University, Zhengzhou, China","institution_ids":["https://openalex.org/I38877650"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047844850","display_name":"Qinghua Guo","orcid":"https://orcid.org/0000-0002-5180-7854"},"institutions":[{"id":"https://openalex.org/I204824540","display_name":"University of Wollongong","ror":"https://ror.org/00jtmb277","country_code":"AU","type":"education","lineage":["https://openalex.org/I204824540"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Qinghua Guo","raw_affiliation_strings":["School of Electrical, Computer and Telecommunications Engineering, University of Wollongong, Wollongong, NSW, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical, Computer and Telecommunications Engineering, University of Wollongong, Wollongong, NSW, Australia","institution_ids":["https://openalex.org/I204824540"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059212645","display_name":"Jiangtao Xi","orcid":"https://orcid.org/0000-0002-5550-1975"},"institutions":[{"id":"https://openalex.org/I204824540","display_name":"University of Wollongong","ror":"https://ror.org/00jtmb277","country_code":"AU","type":"education","lineage":["https://openalex.org/I204824540"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Jiangtao Xi","raw_affiliation_strings":["School of Electrical, Computer and Telecommunications Engineering, University of Wollongong, Wollongong, NSW, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical, Computer and Telecommunications Engineering, University of Wollongong, Wollongong, NSW, Australia","institution_ids":["https://openalex.org/I204824540"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5040292166"],"corresponding_institution_ids":["https://openalex.org/I4210091712"],"apc_list":null,"apc_paid":null,"fwci":1.7718,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.87362938,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"24","issue":"1","first_page":"12","last_page":"16"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11321","display_name":"Error Correcting Code Techniques","score":0.9997000098228455,"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"}},"topics":[{"id":"https://openalex.org/T11321","display_name":"Error Correcting Code Techniques","score":0.9997000098228455,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9995999932289124,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9991999864578247,"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/factor-graph","display_name":"Factor graph","score":0.8147825598716736},{"id":"https://openalex.org/keywords/belief-propagation","display_name":"Belief propagation","score":0.7881636023521423},{"id":"https://openalex.org/keywords/message-passing","display_name":"Message passing","score":0.7784528136253357},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.7376342415809631},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6625047922134399},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.6546456813812256},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6013354659080505},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5797213315963745},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.5718527436256409},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5495209097862244},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.5089318752288818},{"id":"https://openalex.org/keywords/multiplication","display_name":"Multiplication (music)","score":0.49801182746887207},{"id":"https://openalex.org/keywords/variable","display_name":"Variable (mathematics)","score":0.48284822702407837},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.4143051505088806},{"id":"https://openalex.org/keywords/random-variable","display_name":"Random variable","score":0.4131827652454376},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.34802085161209106},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.25465160608291626},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.243882417678833},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.11256876587867737},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08527925610542297}],"concepts":[{"id":"https://openalex.org/C159246509","wikidata":"https://www.wikidata.org/wiki/Q5428725","display_name":"Factor graph","level":3,"score":0.8147825598716736},{"id":"https://openalex.org/C152948882","wikidata":"https://www.wikidata.org/wiki/Q4060686","display_name":"Belief propagation","level":3,"score":0.7881636023521423},{"id":"https://openalex.org/C854659","wikidata":"https://www.wikidata.org/wiki/Q1859284","display_name":"Message passing","level":2,"score":0.7784528136253357},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.7376342415809631},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6625047922134399},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.6546456813812256},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6013354659080505},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5797213315963745},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.5718527436256409},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5495209097862244},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.5089318752288818},{"id":"https://openalex.org/C2780595030","wikidata":"https://www.wikidata.org/wiki/Q3860309","display_name":"Multiplication (music)","level":2,"score":0.49801182746887207},{"id":"https://openalex.org/C182365436","wikidata":"https://www.wikidata.org/wiki/Q50701","display_name":"Variable (mathematics)","level":2,"score":0.48284822702407837},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.4143051505088806},{"id":"https://openalex.org/C122123141","wikidata":"https://www.wikidata.org/wiki/Q176623","display_name":"Random variable","level":2,"score":0.4131827652454376},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.34802085161209106},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.25465160608291626},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.243882417678833},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.11256876587867737},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08527925610542297},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"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/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/lsp.2016.2632180","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2016.2632180","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","raw_type":"journal-article"},{"id":"pmh:oai:ro.uow.edu.au:eispapers-7424","is_oa":false,"landing_page_url":"https://ro.uow.edu.au/eispapers/6394","pdf_url":null,"source":{"id":"https://openalex.org/S4306400510","display_name":"Research Online (University of Wollongong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I204824540","host_organization_name":"University of Wollongong","host_organization_lineage":["https://openalex.org/I204824540"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Faculty of Engineering and Information Sciences - Papers: Part A","raw_type":"article"},{"id":"pmh:oai:figshare.com:article/27779685","is_oa":true,"landing_page_url":null,"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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},{"id":"pmh:oai:pure.atira.dk:publications/268b4f21-a952-497b-8b45-8e9ca02dadd7","is_oa":false,"landing_page_url":"https://vbn.aau.dk/da/publications/268b4f21-a952-497b-8b45-8e9ca02dadd7","pdf_url":null,"source":{"id":"https://openalex.org/S4306401731","display_name":"VBN Forskningsportal (Aalborg Universitet)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I891191580","host_organization_name":"Aalborg University","host_organization_lineage":["https://openalex.org/I891191580"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Yuan , Z , Zhang , C , Wang , Z , Guo , Q & Xi , J 2017 , ' An Auxiliary Variable-Aided Hybrid Message Passing Approach to Joint Channel Estimation and Decoding for MIMO-OFDM ' , IEEE Signal Processing Letters , vol. 24 , no. 1 , 7755802 , pp. 12-16 . https://doi.org/10.1109/LSP.2016.2632180","raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:figshare.com:article/27779685","is_oa":true,"landing_page_url":null,"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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1267416323","display_name":null,"funder_award_id":"NSFC 61571402","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2950135350","display_name":null,"funder_award_id":"DE120101266","funder_id":"https://openalex.org/F4320334704","funder_display_name":"Australian Research Council"},{"id":"https://openalex.org/G5134725152","display_name":null,"funder_award_id":"NSFC 61201251","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8503390230","display_name":null,"funder_award_id":"NSFC U1204607","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/F4320334704","display_name":"Australian Research Council","ror":"https://ror.org/05mmh0f86"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1510028821","https://openalex.org/W1763302039","https://openalex.org/W1919880533","https://openalex.org/W1934021597","https://openalex.org/W1976440136","https://openalex.org/W2052963087","https://openalex.org/W2098249016","https://openalex.org/W2124250880","https://openalex.org/W2137813581","https://openalex.org/W2156358825","https://openalex.org/W2223539108","https://openalex.org/W2286197641","https://openalex.org/W2339583037","https://openalex.org/W3104486738","https://openalex.org/W6640231202","https://openalex.org/W6682671827","https://openalex.org/W6703411378"],"related_works":["https://openalex.org/W2122977448","https://openalex.org/W4301665663","https://openalex.org/W2963109230","https://openalex.org/W3177262287","https://openalex.org/W2757022491","https://openalex.org/W2978729728","https://openalex.org/W2785598795","https://openalex.org/W1146648947","https://openalex.org/W2075505133","https://openalex.org/W2555468667"],"abstract_inverted_index":{"This":[0],"letter":[1],"deals":[2],"with":[3,16],"message":[4,81],"passing":[5,82],"receiver":[6],"design":[7],"for":[8,25],"joint":[9],"channel":[10],"estimation":[11],"and":[12,44,77],"decoding":[13],"in":[14,39],"MIMO-OFDM":[15],"unknown":[17],"noise":[18],"variance.":[19],"The":[20],"conventional":[21],"factor":[22],"graph":[23],"representation":[24],"the":[26,40,59,67,85,99],"system":[27],"involves":[28],"observation":[29,60,86],"factors,":[30,64],"which":[31,65],"are":[32],"functions":[33],"of":[34,37,42,58,69],"a":[35],"number":[36],"variables":[38],"form":[41],"multiplication":[43],"summation.":[45],"In":[46],"this":[47],"work,":[48],"by":[49,109],"introducing":[50],"some":[51],"auxiliary":[52],"variables,":[53],"we":[54],"further":[55],"break":[56],"each":[57],"factors":[61],"into":[62],"several":[63],"enables":[66],"use":[68],"hybrid":[70],"mean":[71],"field":[72],"(MF),":[73],"belief":[74],"propagation":[75,79],"(BP),":[76],"expectation":[78],"(EP)":[80],"to":[83,103],"tackle":[84],"factors.":[87],"It":[88],"turns":[89],"out":[90],"that":[91],"our":[92],"approach":[93],"is":[94],"much":[95],"more":[96],"efficient":[97],"than":[98],"existing":[100],"approaches,":[101],"leading":[102],"remarkable":[104],"performance":[105],"improvement":[106],"as":[107],"shown":[108],"simulation":[110],"results.":[111]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2018,"cited_by_count":6}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}