{"id":"https://openalex.org/W2016430046","doi":"https://doi.org/10.1109/icassp.2014.6854127","title":"Coupled dictionary training for exemplar-based speech enhancement","display_name":"Coupled dictionary training for exemplar-based speech enhancement","publication_year":2014,"publication_date":"2014-05-01","ids":{"openalex":"https://openalex.org/W2016430046","doi":"https://doi.org/10.1109/icassp.2014.6854127","mag":"2016430046"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2014.6854127","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2014.6854127","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":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://lirias.kuleuven.be/handle/123456789/450757","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5067322015","display_name":"Deepak Baby","orcid":"https://orcid.org/0000-0001-8935-9068"},"institutions":[{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]}],"countries":["BE"],"is_corresponding":true,"raw_author_name":"Deepak Baby","raw_affiliation_strings":["Department ESAT, KU Leuven, Belgium","Department ESAT, KU Leuven, Leuven, Belgium#TAB#"],"affiliations":[{"raw_affiliation_string":"Department ESAT, KU Leuven, Belgium","institution_ids":["https://openalex.org/I99464096"]},{"raw_affiliation_string":"Department ESAT, KU Leuven, Leuven, Belgium#TAB#","institution_ids":["https://openalex.org/I99464096"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049691461","display_name":"Tuomas Virtanen","orcid":"https://orcid.org/0000-0002-4604-9729"},"institutions":[{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]},{"id":"https://openalex.org/I150589677","display_name":"Tampere University of Applied Sciences","ror":"https://ror.org/00bwtjf83","country_code":"FI","type":"education","lineage":["https://openalex.org/I150589677"]},{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Tuomas Virtanen","raw_affiliation_strings":["Department of Signal Processing, Tampere University of Technology, Finland","Dept. of Signal Process., Tampere Univ. of Technol., Tampere, , Finland"],"affiliations":[{"raw_affiliation_string":"Department of Signal Processing, Tampere University of Technology, Finland","institution_ids":["https://openalex.org/I166825849","https://openalex.org/I4210133110"]},{"raw_affiliation_string":"Dept. of Signal Process., Tampere Univ. of Technol., Tampere, , Finland","institution_ids":["https://openalex.org/I150589677"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5104103091","display_name":"Tom Barker","orcid":null},"institutions":[{"id":"https://openalex.org/I150589677","display_name":"Tampere University of Applied Sciences","ror":"https://ror.org/00bwtjf83","country_code":"FI","type":"education","lineage":["https://openalex.org/I150589677"]},{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]},{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Tom Barker","raw_affiliation_strings":["Department of Signal Processing, Tampere University of Technology, Finland","Dept. of Signal Process., Tampere Univ. of Technol., Tampere, , Finland"],"affiliations":[{"raw_affiliation_string":"Department of Signal Processing, Tampere University of Technology, Finland","institution_ids":["https://openalex.org/I166825849","https://openalex.org/I4210133110"]},{"raw_affiliation_string":"Dept. of Signal Process., Tampere Univ. of Technol., Tampere, , Finland","institution_ids":["https://openalex.org/I150589677"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5087514947","display_name":"Hugo Van hamme","orcid":"https://orcid.org/0000-0003-1331-5186"},"institutions":[{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Hugo Van hamme","raw_affiliation_strings":["Department ESAT, KU Leuven, Belgium","Department ESAT, KU Leuven, Leuven, Belgium#TAB#"],"affiliations":[{"raw_affiliation_string":"Department ESAT, KU Leuven, Belgium","institution_ids":["https://openalex.org/I99464096"]},{"raw_affiliation_string":"Department ESAT, KU Leuven, Leuven, Belgium#TAB#","institution_ids":["https://openalex.org/I99464096"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5067322015"],"corresponding_institution_ids":["https://openalex.org/I99464096"],"apc_list":null,"apc_paid":null,"fwci":4.1192,"has_fulltext":false,"cited_by_count":18,"citation_normalized_percentile":{"value":0.94606306,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"8","issue":null,"first_page":"2883","last_page":"2887"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","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/T10860","display_name":"Speech and Audio Processing","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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9986000061035156,"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/wiener-filter","display_name":"Wiener filter","score":0.7091974020004272},{"id":"https://openalex.org/keywords/speech-enhancement","display_name":"Speech enhancement","score":0.6747223138809204},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.6383739113807678},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6318238973617554},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.480826735496521},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.4749167859554291},{"id":"https://openalex.org/keywords/space","display_name":"Space (punctuation)","score":0.47224873304367065},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.47133564949035645},{"id":"https://openalex.org/keywords/feature-vector","display_name":"Feature vector","score":0.46538156270980835},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.44646477699279785},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.4282093644142151},{"id":"https://openalex.org/keywords/rank","display_name":"Rank (graph theory)","score":0.4211300313472748},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4122348129749298},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3973805904388428},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3127882480621338},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.090146005153656},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.07808461785316467},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.07588896155357361}],"concepts":[{"id":"https://openalex.org/C18537770","wikidata":"https://www.wikidata.org/wiki/Q25523","display_name":"Wiener filter","level":2,"score":0.7091974020004272},{"id":"https://openalex.org/C2776182073","wikidata":"https://www.wikidata.org/wiki/Q7575395","display_name":"Speech enhancement","level":3,"score":0.6747223138809204},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.6383739113807678},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6318238973617554},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.480826735496521},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.4749167859554291},{"id":"https://openalex.org/C2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","level":2,"score":0.47224873304367065},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.47133564949035645},{"id":"https://openalex.org/C83665646","wikidata":"https://www.wikidata.org/wiki/Q42139305","display_name":"Feature vector","level":2,"score":0.46538156270980835},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.44646477699279785},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.4282093644142151},{"id":"https://openalex.org/C164226766","wikidata":"https://www.wikidata.org/wiki/Q7293202","display_name":"Rank (graph theory)","level":2,"score":0.4211300313472748},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4122348129749298},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3973805904388428},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3127882480621338},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.090146005153656},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.07808461785316467},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.07588896155357361},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","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":3,"locations":[{"id":"doi:10.1109/icassp.2014.6854127","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2014.6854127","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:10.1.1.711.8322","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.711.8322","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.tut.fi/sgn/arg/music/tuomasv/Baby_ICASSP2014.pdf","raw_type":"text"},{"id":"pmh:oai:lirias2repo.kuleuven.be:123456789/450757","is_oa":true,"landing_page_url":"https://lirias.kuleuven.be/handle/123456789/450757","pdf_url":null,"source":{"id":"https://openalex.org/S4306401954","display_name":"Lirias (KU Leuven)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I99464096","host_organization_name":"KU Leuven","host_organization_lineage":["https://openalex.org/I99464096"],"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\u20192014, Florence, Italy, 4-9 May 2014","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":{"id":"pmh:oai:lirias2repo.kuleuven.be:123456789/450757","is_oa":true,"landing_page_url":"https://lirias.kuleuven.be/handle/123456789/450757","pdf_url":null,"source":{"id":"https://openalex.org/S4306401954","display_name":"Lirias (KU Leuven)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I99464096","host_organization_name":"KU Leuven","host_organization_lineage":["https://openalex.org/I99464096"],"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\u20192014, Florence, Italy, 4-9 May 2014","raw_type":"info:eu-repo/semantics/publishedVersion"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education","score":0.6700000166893005}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W200102888","https://openalex.org/W1729878635","https://openalex.org/W2013608223","https://openalex.org/W2016254085","https://openalex.org/W2017866319","https://openalex.org/W2090064169","https://openalex.org/W2115109087","https://openalex.org/W2120847449","https://openalex.org/W2127851351","https://openalex.org/W2128653836","https://openalex.org/W2129901640","https://openalex.org/W2141520175","https://openalex.org/W2150415460","https://openalex.org/W2150863656","https://openalex.org/W2166844659","https://openalex.org/W2341993073","https://openalex.org/W2402404264","https://openalex.org/W2490695385","https://openalex.org/W2584505851","https://openalex.org/W6637235969","https://openalex.org/W6704128869"],"related_works":["https://openalex.org/W2106793170","https://openalex.org/W1577562165","https://openalex.org/W2028846388","https://openalex.org/W2072015625","https://openalex.org/W4295210860","https://openalex.org/W2438843077","https://openalex.org/W2161534637","https://openalex.org/W2010870899","https://openalex.org/W3168171120","https://openalex.org/W4251820777"],"abstract_inverted_index":{"In":[0],"exemplar-based":[1,178],"speech":[2,43,179],"enhancement":[3],"systems,":[4],"lower":[5],"dimensional":[6],"features":[7,14,175],"are":[8,94,100,132],"preferred":[9],"over":[10],"the":[11,21,27,35,42,49,57,66,83,86,91,98,104,108,111,119,123,129,137,141,153,161,166,170,177],"full-scale":[12],"DFT":[13,40,58,92,105,142],"for":[15,26,38,85,176],"their":[16],"reduced":[17],"computational":[18],"complexity":[19],"and":[20,44,90,97],"ability":[22],"to":[23,33,53,56,135,152],"better":[24],"generalize":[25],"unseen":[28],"cases.":[29],"But":[30],"in":[31,48,69,103,110,140,145],"order":[32],"obtain":[34,136],"Wiener-like":[36],"filter":[37,139],"noisy":[39],"enhancement,":[41],"noise":[45],"estimates":[46,67,99],"obtained":[47,102],"feature":[50,88,113],"space":[51,89,93,106],"need":[52],"be":[54],"mapped":[55],"space,":[59,143],"which":[60],"yield":[61],"a":[62,70,76],"low-rank":[63],"approximation":[64],"of":[65,125,163,172],"resulting":[68],"sub-optimal":[71],"filter.":[72],"This":[73],"paper":[74,167],"proposes":[75],"novel":[77],"method":[78],"using":[79,128],"coupled":[80,156,164],"dictionaries":[81],"where":[82,122],"exemplars":[84,126],"required":[87],"jointly":[95],"extracted":[96],"directly":[101,133],"following":[107],"decomposition":[109],"chosen":[112],"space.":[114],"Simulation":[115],"experiments":[116],"revealed":[117],"that":[118],"proposed":[120],"approach,":[121],"activations":[124],"calculated":[127],"Mel":[130],"resolution":[131],"used":[134],"Wiener":[138],"results":[144],"improved":[146],"signal-to-distortion":[147],"ratio":[148],"(SDR)":[149],"when":[150],"compared":[151],"system":[154],"without":[155],"dictionaries.":[157],"To":[158],"further":[159],"motivate":[160],"use":[162,171],"dictionaries,":[165],"also":[168],"investigates":[169],"modulation":[173],"envelope":[174],"enhancement.":[180]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":4}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}