{"id":"https://openalex.org/W2051450451","doi":"https://doi.org/10.1016/s0165-1684(01)00179-7","title":"Nonstationary-state hidden Markov model representation of speech signals for speech enhancement","display_name":"Nonstationary-state hidden Markov model representation of speech signals for speech enhancement","publication_year":2002,"publication_date":"2002-02-01","ids":{"openalex":"https://openalex.org/W2051450451","doi":"https://doi.org/10.1016/s0165-1684(01)00179-7","mag":"2051450451"},"language":"en","primary_location":{"id":"doi:10.1016/s0165-1684(01)00179-7","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0165-1684(01)00179-7","pdf_url":null,"source":{"id":"https://openalex.org/S154637859","display_name":"Signal Processing","issn_l":"0165-1684","issn":["0165-1684","1872-7557"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Signal Processing","raw_type":"journal-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/A5024773257","display_name":"Hossein Sameti","orcid":"https://orcid.org/0000-0002-8087-8889"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Hossein Sameti","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, Ont., Canada N2L 3G1","[Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ONT, Canada]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, Ont., Canada N2L 3G1","institution_ids":["https://openalex.org/I151746483"]},{"raw_affiliation_string":"[Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ONT, Canada]","institution_ids":["https://openalex.org/I151746483"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100671324","display_name":"Li Deng","orcid":"https://orcid.org/0000-0002-1014-0790"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Li Deng","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, Ont., Canada N2L 3G1","Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, Ont., Canada N2L 3G1 and Microsoft Research, One Microsoft Way, Redmond, WA#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, Ont., Canada N2L 3G1","institution_ids":["https://openalex.org/I151746483"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, Ont., Canada N2L 3G1 and Microsoft Research, One Microsoft Way, Redmond, WA#TAB#","institution_ids":["https://openalex.org/I151746483"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5100671324"],"corresponding_institution_ids":["https://openalex.org/I151746483"],"apc_list":{"value":3200,"currency":"USD","value_usd":3200},"apc_paid":null,"fwci":0.2883,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.49244137,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"82","issue":"2","first_page":"205","last_page":"227"},"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":0.9947999715805054,"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":0.9934999942779541,"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/hidden-markov-model","display_name":"Hidden Markov model","score":0.9290965795516968},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.7393393516540527},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6065219044685364},{"id":"https://openalex.org/keywords/speech-enhancement","display_name":"Speech enhancement","score":0.5448451638221741},{"id":"https://openalex.org/keywords/parametric-statistics","display_name":"Parametric statistics","score":0.48157763481140137},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.38617777824401855},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.31693243980407715},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.31381821632385254},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2763805389404297},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.13479092717170715}],"concepts":[{"id":"https://openalex.org/C23224414","wikidata":"https://www.wikidata.org/wiki/Q176769","display_name":"Hidden Markov model","level":2,"score":0.9290965795516968},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.7393393516540527},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6065219044685364},{"id":"https://openalex.org/C2776182073","wikidata":"https://www.wikidata.org/wiki/Q7575395","display_name":"Speech enhancement","level":3,"score":0.5448451638221741},{"id":"https://openalex.org/C117251300","wikidata":"https://www.wikidata.org/wiki/Q1849855","display_name":"Parametric statistics","level":2,"score":0.48157763481140137},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.38617777824401855},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.31693243980407715},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.31381821632385254},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2763805389404297},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.13479092717170715}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0165-1684(01)00179-7","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0165-1684(01)00179-7","pdf_url":null,"source":{"id":"https://openalex.org/S154637859","display_name":"Signal Processing","issn_l":"0165-1684","issn":["0165-1684","1872-7557"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Signal Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.8199999928474426}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1505439262","https://openalex.org/W1868815422","https://openalex.org/W1966264494","https://openalex.org/W1968939597","https://openalex.org/W1975301756","https://openalex.org/W1983628629","https://openalex.org/W2034321638","https://openalex.org/W2085283929","https://openalex.org/W2107776732","https://openalex.org/W2109349638","https://openalex.org/W2122349151","https://openalex.org/W2123858856","https://openalex.org/W2128653836","https://openalex.org/W2128901284","https://openalex.org/W2133156324","https://openalex.org/W2138530627","https://openalex.org/W2148154194","https://openalex.org/W2151012548","https://openalex.org/W2152728141","https://openalex.org/W2161562001","https://openalex.org/W2167090878","https://openalex.org/W2167465665","https://openalex.org/W2170912900","https://openalex.org/W2342418827","https://openalex.org/W2504185305"],"related_works":["https://openalex.org/W2136763963","https://openalex.org/W2109705048","https://openalex.org/W2940588515","https://openalex.org/W1909151225","https://openalex.org/W3184123547","https://openalex.org/W2160030256","https://openalex.org/W4253235840","https://openalex.org/W3151937861","https://openalex.org/W2488941600","https://openalex.org/W2770665941"],"abstract_inverted_index":null,"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":3},{"year":2012,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}