{"id":"https://openalex.org/W2008042219","doi":"https://doi.org/10.1109/isspa.2003.1224824","title":"Referenced contrasts a new approach to the problem of blind source separation","display_name":"Referenced contrasts a new approach to the problem of blind source separation","publication_year":2003,"publication_date":"2003-01-01","ids":{"openalex":"https://openalex.org/W2008042219","doi":"https://doi.org/10.1109/isspa.2003.1224824","mag":"2008042219"},"language":"en","primary_location":{"id":"doi:10.1109/isspa.2003.1224824","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isspa.2003.1224824","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Seventh International Symposium on Signal Processing and Its Applications, 2003. Proceedings.","raw_type":"proceedings-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/A5032292618","display_name":"Abdellah Adib","orcid":"https://orcid.org/0000-0002-0670-7221"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A. Adib","raw_affiliation_strings":["Institut Scientifique, Rabat, Morocco"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut Scientifique, Rabat, Morocco","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062576682","display_name":"\u00c9ric Moreau","orcid":"https://orcid.org/0000-0001-7804-4861"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"E. Moreau","raw_affiliation_strings":["SIS-TD, ISITV, La Valette-du-Var, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"SIS-TD, ISITV, La Valette-du-Var, France","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112238886","display_name":"Driss Aboutajdine","orcid":null},"institutions":[{"id":"https://openalex.org/I126477371","display_name":"Mohammed V University","ror":"https://ror.org/00r8w8f84","country_code":"MA","type":"education","lineage":["https://openalex.org/I126477371"]}],"countries":["MA"],"is_corresponding":false,"raw_author_name":"D. Aboutajdine","raw_affiliation_strings":["GSCM-Facult\u00e9 des Sciences, Rabat, Morocco"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"GSCM-Facult\u00e9 des Sciences, Rabat, Morocco","institution_ids":["https://openalex.org/I126477371"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8899,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.74396682,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"97","last_page":"100 vol.2"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":1.0,"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"}},{"id":"https://openalex.org/T10640","display_name":"Spectroscopy and Chemometric Analyses","score":0.993399977684021,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.960099995136261,"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/blind-signal-separation","display_name":"Blind signal separation","score":0.8827841281890869},{"id":"https://openalex.org/keywords/source-separation","display_name":"Source separation","score":0.6693272590637207},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6469086408615112},{"id":"https://openalex.org/keywords/parametric-statistics","display_name":"Parametric statistics","score":0.5486578941345215},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5195193886756897},{"id":"https://openalex.org/keywords/contrast","display_name":"Contrast (vision)","score":0.5164975523948669},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.5102105140686035},{"id":"https://openalex.org/keywords/unitary-state","display_name":"Unitary state","score":0.48990172147750854},{"id":"https://openalex.org/keywords/independent-component-analysis","display_name":"Independent component analysis","score":0.4546149969100952},{"id":"https://openalex.org/keywords/mixing","display_name":"Mixing (physics)","score":0.4458615183830261},{"id":"https://openalex.org/keywords/separation","display_name":"Separation (statistics)","score":0.43472492694854736},{"id":"https://openalex.org/keywords/construct","display_name":"Construct (python library)","score":0.42825838923454285},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.41403257846832275},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.4132683277130127},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.35551613569259644},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3153666853904724},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2791275382041931},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.15928137302398682},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.14834299683570862},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11486458778381348}],"concepts":[{"id":"https://openalex.org/C120317606","wikidata":"https://www.wikidata.org/wiki/Q17105967","display_name":"Blind signal separation","level":3,"score":0.8827841281890869},{"id":"https://openalex.org/C2776864781","wikidata":"https://www.wikidata.org/wiki/Q52617913","display_name":"Source separation","level":2,"score":0.6693272590637207},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6469086408615112},{"id":"https://openalex.org/C117251300","wikidata":"https://www.wikidata.org/wiki/Q1849855","display_name":"Parametric statistics","level":2,"score":0.5486578941345215},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5195193886756897},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.5164975523948669},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.5102105140686035},{"id":"https://openalex.org/C67820243","wikidata":"https://www.wikidata.org/wiki/Q179164","display_name":"Unitary state","level":2,"score":0.48990172147750854},{"id":"https://openalex.org/C51432778","wikidata":"https://www.wikidata.org/wiki/Q1259145","display_name":"Independent component analysis","level":2,"score":0.4546149969100952},{"id":"https://openalex.org/C138777275","wikidata":"https://www.wikidata.org/wiki/Q6884054","display_name":"Mixing (physics)","level":2,"score":0.4458615183830261},{"id":"https://openalex.org/C2776061190","wikidata":"https://www.wikidata.org/wiki/Q7451805","display_name":"Separation (statistics)","level":2,"score":0.43472492694854736},{"id":"https://openalex.org/C2780801425","wikidata":"https://www.wikidata.org/wiki/Q5164392","display_name":"Construct (python library)","level":2,"score":0.42825838923454285},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.41403257846832275},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.4132683277130127},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.35551613569259644},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3153666853904724},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2791275382041931},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.15928137302398682},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.14834299683570862},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11486458778381348},{"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/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","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/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"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/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isspa.2003.1224824","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isspa.2003.1224824","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Seventh International Symposium on Signal Processing and Its Applications, 2003. Proceedings.","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W167692913","https://openalex.org/W1486735449","https://openalex.org/W1643871295","https://openalex.org/W2100308385","https://openalex.org/W2110588740","https://openalex.org/W2161566590","https://openalex.org/W2167217202","https://openalex.org/W6629232479"],"related_works":["https://openalex.org/W2390344110","https://openalex.org/W2107364365","https://openalex.org/W2118307209","https://openalex.org/W1785857632","https://openalex.org/W2166724900","https://openalex.org/W4281722104","https://openalex.org/W2187523794","https://openalex.org/W1503525627","https://openalex.org/W2553224454","https://openalex.org/W4242656336"],"abstract_inverted_index":{"We":[0,35],"present":[1,36],"a":[2,37,42,57,66],"general":[3,38],"theory":[4],"for":[5,46],"the":[6,11,18,30,61,74],"closed-form":[7],"parametric":[8],"estimation":[9],"of":[10,21,32,56,68],"unitary":[12],"mixing":[13],"matrix":[14],"after":[15],"prewhitening":[16],"in":[17,65],"blind":[19,47],"separation":[20,69],"source":[22,48],"signals.":[23],"The":[24],"proposed":[25],"methodology":[26],"is":[27,51],"based":[28,52],"on":[29,53],"maximization":[31],"referenced":[33,43],"contrast.":[34],"method":[39,75],"to":[40,60],"construct":[41],"contrast":[44],"functions":[45],"separation.":[49],"It":[50],"an":[54],"integration":[55],"reference":[58],"system":[59],"separating":[62],"scheme.":[63],"Simulations":[64],"variety":[67],"scenarios":[70],"assess":[71],"and":[72],"validate":[73],"studied.":[76]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
