{"id":"https://openalex.org/W2079613083","doi":"https://doi.org/10.1109/tsp.2012.2184098","title":"Bayesian Equalization for LDPC Channel Decoding","display_name":"Bayesian Equalization for LDPC Channel Decoding","publication_year":2012,"publication_date":"2012-01-12","ids":{"openalex":"https://openalex.org/W2079613083","doi":"https://doi.org/10.1109/tsp.2012.2184098","mag":"2079613083"},"language":"en","primary_location":{"id":"doi:10.1109/tsp.2012.2184098","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2012.2184098","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"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 Signal Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://orbilu.uni.lu/handle/10993/19026","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5083028630","display_name":"Luis Salamanca","orcid":"https://orcid.org/0000-0001-9314-8466"},"institutions":[{"id":"https://openalex.org/I50357001","display_name":"Universidad Carlos III de Madrid","ror":"https://ror.org/03ths8210","country_code":"ES","type":"education","lineage":["https://openalex.org/I50357001"]},{"id":"https://openalex.org/I79238269","display_name":"Universidad de Sevilla","ror":"https://ror.org/03yxnpp24","country_code":"ES","type":"education","lineage":["https://openalex.org/I79238269"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Luis Salamanca","raw_affiliation_strings":["Department of Teor\u00eda de la Se\u00f1al y Comunicaciones, Escuela Superior de Ingenieros, Universidad de Sevilla, Seville, Spain","Dept. of Teor. de la Serial y Comun., Univ. Carlos III de Madrid, Leganes, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Teor\u00eda de la Se\u00f1al y Comunicaciones, Escuela Superior de Ingenieros, Universidad de Sevilla, Seville, Spain","institution_ids":["https://openalex.org/I79238269"]},{"raw_affiliation_string":"Dept. of Teor. de la Serial y Comun., Univ. Carlos III de Madrid, Leganes, Spain","institution_ids":["https://openalex.org/I50357001"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036960709","display_name":"Juan Jos\u00e9 Murillo-Fuentes","orcid":"https://orcid.org/0000-0002-9041-0147"},"institutions":[{"id":"https://openalex.org/I79238269","display_name":"Universidad de Sevilla","ror":"https://ror.org/03yxnpp24","country_code":"ES","type":"education","lineage":["https://openalex.org/I79238269"]},{"id":"https://openalex.org/I50357001","display_name":"Universidad Carlos III de Madrid","ror":"https://ror.org/03ths8210","country_code":"ES","type":"education","lineage":["https://openalex.org/I50357001"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Juan Jos\u00e9 Murillo-Fuentes","raw_affiliation_strings":["Department of Teor\u00eda de la Se\u00f1al y Comunicaciones, Escuela Superior de Ingenieros, Universidad de Sevilla, Seville, Spain","Dept. of Teor. de la Serial y Comun., Univ. Carlos III de Madrid, Leganes, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Teor\u00eda de la Se\u00f1al y Comunicaciones, Escuela Superior de Ingenieros, Universidad de Sevilla, Seville, Spain","institution_ids":["https://openalex.org/I79238269"]},{"raw_affiliation_string":"Dept. of Teor. de la Serial y Comun., Univ. Carlos III de Madrid, Leganes, Spain","institution_ids":["https://openalex.org/I50357001"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5088555568","display_name":"Fernando P\u00e9rez\u2010Cruz","orcid":"https://orcid.org/0000-0001-8996-5076"},"institutions":[{"id":"https://openalex.org/I50357001","display_name":"Universidad Carlos III de Madrid","ror":"https://ror.org/03ths8210","country_code":"ES","type":"education","lineage":["https://openalex.org/I50357001"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Fernando Perez-Cruz","raw_affiliation_strings":["Department of Teor\u00eda de la Se\u00f1al y Comunicaciones, Universidad Carlos III de Madrid, Madrid, Spain","Dept. of Teor. de la Serial y Comun., Univ. Carlos III de Madrid, Leganes, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Teor\u00eda de la Se\u00f1al y Comunicaciones, Universidad Carlos III de Madrid, Madrid, Spain","institution_ids":["https://openalex.org/I50357001"]},{"raw_affiliation_string":"Dept. of Teor. de la Serial y Comun., Univ. Carlos III de Madrid, Leganes, Spain","institution_ids":["https://openalex.org/I50357001"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5083028630"],"corresponding_institution_ids":["https://openalex.org/I50357001","https://openalex.org/I79238269"],"apc_list":null,"apc_paid":null,"fwci":0.7365,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.74946401,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"60","issue":"5","first_page":"2672","last_page":"2676"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10125","display_name":"Advanced Wireless Communication Techniques","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/T11321","display_name":"Error Correcting Code Techniques","score":0.9998999834060669,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9972000122070312,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6654132604598999},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5781758427619934},{"id":"https://openalex.org/keywords/posterior-probability","display_name":"Posterior probability","score":0.5778923034667969},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.5682318806648254},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5333172082901001},{"id":"https://openalex.org/keywords/equalization","display_name":"Equalization (audio)","score":0.5086544156074524},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5019018650054932},{"id":"https://openalex.org/keywords/low-density-parity-check-code","display_name":"Low-density parity-check code","score":0.48795217275619507},{"id":"https://openalex.org/keywords/factor-graph","display_name":"Factor graph","score":0.466019868850708},{"id":"https://openalex.org/keywords/bayesian-probability","display_name":"Bayesian probability","score":0.44838616251945496},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4035748839378357},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.22237375378608704},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.139937162399292},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.13054683804512024}],"concepts":[{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6654132604598999},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5781758427619934},{"id":"https://openalex.org/C57830394","wikidata":"https://www.wikidata.org/wiki/Q278079","display_name":"Posterior probability","level":3,"score":0.5778923034667969},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.5682318806648254},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5333172082901001},{"id":"https://openalex.org/C75755367","wikidata":"https://www.wikidata.org/wiki/Q104531076","display_name":"Equalization (audio)","level":3,"score":0.5086544156074524},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5019018650054932},{"id":"https://openalex.org/C67692717","wikidata":"https://www.wikidata.org/wiki/Q187444","display_name":"Low-density parity-check code","level":3,"score":0.48795217275619507},{"id":"https://openalex.org/C159246509","wikidata":"https://www.wikidata.org/wiki/Q5428725","display_name":"Factor graph","level":3,"score":0.466019868850708},{"id":"https://openalex.org/C107673813","wikidata":"https://www.wikidata.org/wiki/Q812534","display_name":"Bayesian probability","level":2,"score":0.44838616251945496},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4035748839378357},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.22237375378608704},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.139937162399292},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.13054683804512024}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tsp.2012.2184098","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2012.2184098","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"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 Signal Processing","raw_type":"journal-article"},{"id":"pmh:oai:orbilu.uni.lu:10993/19026","is_oa":true,"landing_page_url":"https://orbilu.uni.lu/handle/10993/19026","pdf_url":null,"source":{"id":"https://openalex.org/S4306401815","display_name":"Open Repository and Bibliography (University of Luxembourg)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I186903577","host_organization_name":"University of Luxembourg","host_organization_lineage":["https://openalex.org/I186903577"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Signal Processing, 60 (5), 2672-2676 (2012-05-05)","raw_type":"peer reviewed"}],"best_oa_location":{"id":"pmh:oai:orbilu.uni.lu:10993/19026","is_oa":true,"landing_page_url":"https://orbilu.uni.lu/handle/10993/19026","pdf_url":null,"source":{"id":"https://openalex.org/S4306401815","display_name":"Open Repository and Bibliography (University of Luxembourg)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I186903577","host_organization_name":"University of Luxembourg","host_organization_lineage":["https://openalex.org/I186903577"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Signal Processing, 60 (5), 2672-2676 (2012-05-05)","raw_type":"peer reviewed"},"sustainable_development_goals":[{"score":0.44999998807907104,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W1515272691","https://openalex.org/W1536930200","https://openalex.org/W1562979145","https://openalex.org/W1611234462","https://openalex.org/W1824781199","https://openalex.org/W1934021597","https://openalex.org/W1999032348","https://openalex.org/W2022760204","https://openalex.org/W2045407304","https://openalex.org/W2099111195","https://openalex.org/W2101600135","https://openalex.org/W2106681849","https://openalex.org/W2114863795","https://openalex.org/W2120130718","https://openalex.org/W2120340025","https://openalex.org/W2126259959","https://openalex.org/W2127893101","https://openalex.org/W2132970712","https://openalex.org/W2137813581","https://openalex.org/W2138129780","https://openalex.org/W2141033994","https://openalex.org/W2142384583","https://openalex.org/W2149477646","https://openalex.org/W2153555078","https://openalex.org/W2154433856","https://openalex.org/W2156612254","https://openalex.org/W2162817175","https://openalex.org/W2169313784","https://openalex.org/W2478708596","https://openalex.org/W2798333393","https://openalex.org/W6678397451"],"related_works":["https://openalex.org/W2903058006","https://openalex.org/W2102374550","https://openalex.org/W2047069332","https://openalex.org/W2352157218","https://openalex.org/W4213381250","https://openalex.org/W2806845321","https://openalex.org/W2393084694","https://openalex.org/W2078466379","https://openalex.org/W4388717827","https://openalex.org/W2798873264"],"abstract_inverted_index":{"We":[0,112],"describe":[1],"the":[2,11,29,32,42,46,49,53,56,73,88,96,109,120,125,143,147,157,161,170,178,215],"channel":[3,12,33,199],"equalization":[4,103],"problem,":[5],"and":[6,100,181,197],"its":[7],"prior":[8],"estimate":[9,145],"of":[10,31,119,163],"state":[13],"information":[14],"(CSI),":[15],"as":[16,214],"a":[17,105,115,164,186,198],"joint":[18],"Bayesian":[19],"estimation":[20],"problem":[21],"to":[22,45,108,151,176,185],"improve":[23],"each":[24,84,174],"symbol":[25,175],"posterior":[26,134,172,190],"estimates":[27,135],"at":[28,160],"input":[30],"decoder.":[34],"Our":[35],"approach":[36],"takes":[37],"into":[38],"consideration":[39],"not":[40],"only":[41],"uncertainty":[43,54],"due":[44],"noise":[47],"in":[48,55,65,123,188],"channel,":[50],"but":[51],"also":[52,78,113],"CSI":[57],"estimate.":[58],"However,":[59],"this":[60,153],"solution":[61],"cannot":[62],"be":[63,129],"computed":[64,141],"linear":[66],"time,":[67],"because":[68],"it":[69,182],"depends":[70],"on":[71],"all":[72],"transmitted":[74],"symbols.":[75],"Hence,":[76],"we":[77,155,203],"put":[79],"forward":[80],"an":[81,102],"approximation":[82,127],"for":[83,146,173,194],"symbol's":[85],"posterior,":[86,122],"using":[87,142],"expectation":[89],"propagation":[90],"algorithm,":[91],"which":[92,124,168],"is":[93,183],"optimal":[94],"from":[95],"Kullback-Leibler":[97],"divergence":[98],"viewpoint":[99],"yields":[101],"with":[104,200,210],"complexity":[106,213],"identical":[107],"BCJR":[110],"algorithm.":[111],"use":[114],"graphical":[116],"model":[117],"representation":[118],"full":[121],"proposed":[126,133],"can":[128,204],"readily":[130],"understood.":[131],"The":[132],"are":[136],"more":[137],"accurate":[138],"than":[139],"those":[140,189],"ML":[144,216],"CSI.":[148],"In":[149],"order":[150],"illustrate":[152],"point,":[154],"measure":[156],"error":[158],"rate":[159],"output":[162],"low-density":[165],"parity-check":[166],"decoder,":[167],"needs":[169],"exact":[171],"detect":[177],"incoming":[179],"word":[180],"sensitive":[184],"mismatch":[187],"estimates.":[191],"For":[192],"example,":[193],"QPSK":[195],"modulation":[196],"three":[201],"taps,":[202],"expect":[205],"gains":[206],"over":[207],"0.5":[208],"dB":[209],"same":[211],"computational":[212],"receiver.":[217]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}
