{"id":"https://openalex.org/W2124818627","doi":"https://doi.org/10.1109/icecs.2007.4511255","title":"Referenced Contrast: A New Tool for Blind Separation of Gaussian Sources","display_name":"Referenced Contrast: A New Tool for Blind Separation of Gaussian Sources","publication_year":2007,"publication_date":"2007-12-01","ids":{"openalex":"https://openalex.org/W2124818627","doi":"https://doi.org/10.1109/icecs.2007.4511255","mag":"2124818627"},"language":"en","primary_location":{"id":"doi:10.1109/icecs.2007.4511255","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icecs.2007.4511255","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 14th IEEE International Conference on Electronics, Circuits and Systems","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/A5017505880","display_name":"Manal Taoufiki","orcid":null},"institutions":[{"id":"https://openalex.org/I4210106432","display_name":"Institut National d'Hygi\u00e8ne du Maroc","ror":"https://ror.org/01ptsgx95","country_code":"MA","type":"facility","lineage":["https://openalex.org/I4210106432","https://openalex.org/I4210107929"]}],"countries":["MA"],"is_corresponding":true,"raw_author_name":"Manal Taoufiki","raw_affiliation_strings":["LRIT-GSCM, Faculty of sciences, av. Ibn Battouta, BP 1014 - Rabat, Maroc. Email: mtaoufiki@yahoo.fr","LRIT-GSCM, Rabat"],"affiliations":[{"raw_affiliation_string":"LRIT-GSCM, Faculty of sciences, av. Ibn Battouta, BP 1014 - Rabat, Maroc. Email: mtaoufiki@yahoo.fr","institution_ids":["https://openalex.org/I4210106432"]},{"raw_affiliation_string":"LRIT-GSCM, Rabat","institution_ids":[]}]},{"author_position":"middle","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":"Abdellah Adib","raw_affiliation_strings":["Institut Scientifique, av. Ibn Battouta, BP 703, Rabat, Maroc. Email: adib@israbat.ac.ma"],"affiliations":[{"raw_affiliation_string":"Institut Scientifique, av. Ibn Battouta, BP 703, Rabat, Maroc. Email: adib@israbat.ac.ma","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112238886","display_name":"Driss Aboutajdine","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Driss Aboutajdine","raw_affiliation_strings":["LRIT-GSCM, Faculty of sciences, av. Ibn Battouta, BP 1014 - Rabat, Maroc. Email: aboutaj@fsr.ac.ma"],"affiliations":[{"raw_affiliation_string":"LRIT-GSCM, Faculty of sciences, av. Ibn Battouta, BP 1014 - Rabat, Maroc. Email: aboutaj@fsr.ac.ma","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5017505880"],"corresponding_institution_ids":["https://openalex.org/I4210106432"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.15901165,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1376","last_page":"1379"},"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":0.9961000084877014,"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":0.979200005531311,"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":0.8389222621917725},{"id":"https://openalex.org/keywords/contrast","display_name":"Contrast (vision)","score":0.8374124765396118},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.6775863170623779},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6459268927574158},{"id":"https://openalex.org/keywords/higher-order-statistics","display_name":"Higher-order statistics","score":0.5306291580200195},{"id":"https://openalex.org/keywords/independent-component-analysis","display_name":"Independent component analysis","score":0.5169088840484619},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5001606941223145},{"id":"https://openalex.org/keywords/source-separation","display_name":"Source separation","score":0.4728700816631317},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3278307318687439},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.16022995114326477},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.0991673469543457}],"concepts":[{"id":"https://openalex.org/C120317606","wikidata":"https://www.wikidata.org/wiki/Q17105967","display_name":"Blind signal separation","level":3,"score":0.8389222621917725},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.8374124765396118},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.6775863170623779},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6459268927574158},{"id":"https://openalex.org/C2780576426","wikidata":"https://www.wikidata.org/wiki/Q5757980","display_name":"Higher-order statistics","level":4,"score":0.5306291580200195},{"id":"https://openalex.org/C51432778","wikidata":"https://www.wikidata.org/wiki/Q1259145","display_name":"Independent component analysis","level":2,"score":0.5169088840484619},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5001606941223145},{"id":"https://openalex.org/C2776864781","wikidata":"https://www.wikidata.org/wiki/Q52617913","display_name":"Source separation","level":2,"score":0.4728700816631317},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3278307318687439},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.16022995114326477},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0991673469543457},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"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/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/icecs.2007.4511255","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icecs.2007.4511255","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 14th IEEE International Conference on Electronics, Circuits and Systems","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":15,"referenced_works":["https://openalex.org/W167692913","https://openalex.org/W1542778706","https://openalex.org/W2008042219","https://openalex.org/W2050597764","https://openalex.org/W2081449713","https://openalex.org/W2099741732","https://openalex.org/W2124757684","https://openalex.org/W2142638745","https://openalex.org/W2145028010","https://openalex.org/W2145424836","https://openalex.org/W2147073083","https://openalex.org/W2147544992","https://openalex.org/W2161566590","https://openalex.org/W2170167583","https://openalex.org/W6681408144"],"related_works":["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","https://openalex.org/W2356479045"],"abstract_inverted_index":{"This":[0,63],"work":[1],"deals":[2],"with":[3],"the":[4,10,13,43,79,85,95,106,112,115,119,128,131],"problem":[5],"of":[6,38,45,57,81,114,130,135],"source":[7,49,136],"separation":[8],"in":[9,118,133],"case":[11,44],"when":[12],"observations":[14],"result":[15],"from":[16],"MIMO":[17],"instantaneous":[18],"mixing":[19],"system.":[20],"In":[21,52],"a":[22,55],"blind":[23],"framework,":[24],"high":[25],"order":[26],"contrast":[27,59],"functions":[28],"constitue":[29],"an":[30],"efficient":[31],"tool":[32],"for":[33],"extracting":[34],"sources.":[35],"However,":[36],"all":[37,69],"them":[39],"are":[40,92,124],"limited":[41],"to":[42,67,77,83,94,110,126],"at":[46,98],"most":[47,99],"one":[48,100],"is":[50,61],"gaussian.":[51],"this":[53],"paper,":[54],"reformulation":[56],"referenced":[58],"(RC)":[60],"presented.":[62],"novel":[64],"method":[65],"applies":[66],"separate":[68],"sources":[70],"having":[71],"any":[72],"distributions.":[73],"Our":[74,103],"proposition":[75],"allows":[76],"assess":[78],"capabilities":[80],"RC":[82],"break":[84],"obviousness":[86],"that":[87],"high-order":[88],"statistics":[89],"based":[90],"methods":[91],"restricted":[93],"mixtures":[96],"allowing":[97],"Gaussian":[101],"source.":[102],"design":[104],"constrains":[105],"reference":[107],"signals":[108],"choice":[109],"avoid":[111],"cancelation":[113],"cross-cumulant":[116],"involved":[117],"proposed":[120],"contrast.":[121],"Simulation":[122],"studies":[123],"presented":[125],"support":[127],"potential":[129],"approach":[132],"terms":[134],"separation.":[137]},"counts_by_year":[],"updated_date":"2026-03-25T13:04:00.132906","created_date":"2025-10-10T00:00:00"}
