{"id":"https://openalex.org/W2110233288","doi":"https://doi.org/10.1109/icassp.2014.6854893","title":"Hybrid model and structured sparsity for under-determined convolutive audio source separation","display_name":"Hybrid model and structured sparsity for under-determined convolutive audio source separation","publication_year":2014,"publication_date":"2014-05-01","ids":{"openalex":"https://openalex.org/W2110233288","doi":"https://doi.org/10.1109/icassp.2014.6854893","mag":"2110233288"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2014.6854893","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2014.6854893","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hal.science/hal-01002996","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5104180799","display_name":"Fangchen Feng","orcid":"https://orcid.org/0000-0002-3158-3443"},"institutions":[{"id":"https://openalex.org/I102197404","display_name":"Universit\u00e9 Paris-Sud","ror":"https://ror.org/028rypz17","country_code":"FR","type":"education","lineage":["https://openalex.org/I102197404"]},{"id":"https://openalex.org/I102475099","display_name":"Sup\u00e9lec","ror":"https://ror.org/00n7gwn90","country_code":"FR","type":"education","lineage":["https://openalex.org/I102475099"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Fangchen Feng","raw_affiliation_strings":["CNRS-SUPELEC-Univ Paris-Sud, Gif-sur-Yvette, France","SUPELEC-Univ. Paris-Sud, Gif-sur-Yvette, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CNRS-SUPELEC-Univ Paris-Sud, Gif-sur-Yvette, France","institution_ids":["https://openalex.org/I102475099","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"SUPELEC-Univ. Paris-Sud, Gif-sur-Yvette, France","institution_ids":["https://openalex.org/I102197404","https://openalex.org/I102475099"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048194682","display_name":"Matthieu Kowalski","orcid":"https://orcid.org/0000-0002-9981-237X"},"institutions":[{"id":"https://openalex.org/I102197404","display_name":"Universit\u00e9 Paris-Sud","ror":"https://ror.org/028rypz17","country_code":"FR","type":"education","lineage":["https://openalex.org/I102197404"]},{"id":"https://openalex.org/I102475099","display_name":"Sup\u00e9lec","ror":"https://ror.org/00n7gwn90","country_code":"FR","type":"education","lineage":["https://openalex.org/I102475099"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Matthieu Kowalski","raw_affiliation_strings":["CNRS-SUPELEC-Univ Paris-Sud, Gif-sur-Yvette, France","SUPELEC-Univ. Paris-Sud, Gif-sur-Yvette, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CNRS-SUPELEC-Univ Paris-Sud, Gif-sur-Yvette, France","institution_ids":["https://openalex.org/I102475099","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"SUPELEC-Univ. Paris-Sud, Gif-sur-Yvette, France","institution_ids":["https://openalex.org/I102197404","https://openalex.org/I102475099"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2485,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.46268036,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"14","issue":null,"first_page":"6682","last_page":"6686"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9997000098228455,"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/T10860","display_name":"Speech and Audio Processing","score":0.9997000098228455,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10662","display_name":"Ultrasonics and Acoustic Wave Propagation","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/regularization","display_name":"Regularization (linguistics)","score":0.6474460363388062},{"id":"https://openalex.org/keywords/lasso","display_name":"Lasso (programming language)","score":0.5985599160194397},{"id":"https://openalex.org/keywords/term","display_name":"Term (time)","score":0.5811192393302917},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5810447335243225},{"id":"https://openalex.org/keywords/thresholding","display_name":"Thresholding","score":0.5728600025177002},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.5184556841850281},{"id":"https://openalex.org/keywords/source-separation","display_name":"Source separation","score":0.518242359161377},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5160498023033142},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.4820064604282379},{"id":"https://openalex.org/keywords/operator","display_name":"Operator (biology)","score":0.45360079407691956},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.34220415353775024},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.34188586473464966},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.28348201513290405},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.12198877334594727}],"concepts":[{"id":"https://openalex.org/C2776135515","wikidata":"https://www.wikidata.org/wiki/Q17143721","display_name":"Regularization (linguistics)","level":2,"score":0.6474460363388062},{"id":"https://openalex.org/C37616216","wikidata":"https://www.wikidata.org/wiki/Q3218363","display_name":"Lasso (programming language)","level":2,"score":0.5985599160194397},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.5811192393302917},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5810447335243225},{"id":"https://openalex.org/C191178318","wikidata":"https://www.wikidata.org/wiki/Q2256906","display_name":"Thresholding","level":3,"score":0.5728600025177002},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.5184556841850281},{"id":"https://openalex.org/C2776864781","wikidata":"https://www.wikidata.org/wiki/Q52617913","display_name":"Source separation","level":2,"score":0.518242359161377},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5160498023033142},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.4820064604282379},{"id":"https://openalex.org/C17020691","wikidata":"https://www.wikidata.org/wiki/Q139677","display_name":"Operator (biology)","level":5,"score":0.45360079407691956},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.34220415353775024},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.34188586473464966},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.28348201513290405},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.12198877334594727},{"id":"https://openalex.org/C158448853","wikidata":"https://www.wikidata.org/wiki/Q425218","display_name":"Repressor","level":4,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C86339819","wikidata":"https://www.wikidata.org/wiki/Q407384","display_name":"Transcription factor","level":3,"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/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","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}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/icassp.2014.6854893","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2014.6854893","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.862.2554","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.862.2554","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://hal.archives-ouvertes.fr/hal-01002996/document/","raw_type":"text"},{"id":"pmh:oai:HAL:hal-01002996v1","is_oa":true,"landing_page_url":"https://hal.science/hal-01002996","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"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 International Conference on Acoustics, Speech and Signal Processing (ICASSP 2014), May 2014, Florence, Italy. pp.AASP-P9.9, &#x27E8;10.1109/icassp.2014.6854893&#x27E9;","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":{"id":"pmh:oai:HAL:hal-01002996v1","is_oa":true,"landing_page_url":"https://hal.science/hal-01002996","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"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 International Conference on Acoustics, Speech and Signal Processing (ICASSP 2014), May 2014, Florence, Italy. pp.AASP-P9.9, &#x27E8;10.1109/icassp.2014.6854893&#x27E9;","raw_type":"info:eu-repo/semantics/conferenceObject"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1575567117","https://openalex.org/W1970554427","https://openalex.org/W1986931325","https://openalex.org/W1999905919","https://openalex.org/W2000888362","https://openalex.org/W2029039148","https://openalex.org/W2038237443","https://openalex.org/W2076456512","https://openalex.org/W2077007051","https://openalex.org/W2087774313","https://openalex.org/W2100556411","https://openalex.org/W2111493103","https://openalex.org/W2127851351","https://openalex.org/W2130367956","https://openalex.org/W2134402116","https://openalex.org/W2136235822","https://openalex.org/W2138019504","https://openalex.org/W6634632683"],"related_works":["https://openalex.org/W2953058328","https://openalex.org/W1542224353","https://openalex.org/W1661087619","https://openalex.org/W2750730210","https://openalex.org/W2116854923","https://openalex.org/W2236974868","https://openalex.org/W4312766348","https://openalex.org/W2730764323","https://openalex.org/W4233939244","https://openalex.org/W1976727107"],"abstract_inverted_index":{"We":[0,17,58],"consider":[1],"the":[2,6,35,39,43,73,79,101],"problem":[3],"of":[4,25,51,64,94,103],"extracting":[5],"source":[7,52],"signals":[8],"from":[9,19,42],"an":[10,105],"under-determined":[11],"convolutive":[12],"mixture,":[13],"assuming":[14],"known":[15],"filters.":[16],"start":[18],"its":[20],"formulation":[21],"as":[22],"a":[23,26,30,47,55,61,67],"minimization":[24],"convex":[27],"functional,":[28],"combining":[29],"classical":[31],"I2discrepancy":[32],"term":[33,50],"between":[34],"observed":[36],"mixture":[37],"and":[38,46],"one":[40],"reconstructed":[41],"estimated":[44],"sources,":[45],"sparse":[48],"regularization":[49],"coefficients":[53],"in":[54,83],"time-frequency":[56,95],"domain.":[57],"then":[59],"introduce":[60],"first":[62],"kind":[63],"structure,":[65],"using":[66],"hybrid":[68],"model.":[69],"Finally,":[70],"we":[71],"embed":[72],"previously":[74],"introduced":[75],"Windowed-Group-Lasso":[76],"operator":[77],"into":[78,87],"iterative":[80],"thresholding/shrinkage":[81],"algorithm,":[82],"order":[84],"to":[85],"take":[86],"account":[88],"some":[89],"structures":[90],"inside":[91],"each":[92],"layers":[93],"representations.":[96],"Intensive":[97],"numerical":[98],"studies":[99],"confirm":[100],"benefits":[102],"such":[104],"approach.":[106]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
