{"id":"https://openalex.org/W3010965190","doi":"https://doi.org/10.1109/icassp40776.2020.9053077","title":"A Constrained Maximum Likelihood Estimator of Speech and Noise Spectra with Application to Multi-Microphone Noise Reduction","display_name":"A Constrained Maximum Likelihood Estimator of Speech and Noise Spectra with Application to Multi-Microphone Noise Reduction","publication_year":2020,"publication_date":"2020-04-09","ids":{"openalex":"https://openalex.org/W3010965190","doi":"https://doi.org/10.1109/icassp40776.2020.9053077","mag":"3010965190"},"language":"en","primary_location":{"id":"doi:10.1109/icassp40776.2020.9053077","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp40776.2020.9053077","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2020 - 2020 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://vbn.aau.dk/da/publications/ba633d5b-fc7d-4e4d-86ce-55725a9b5ee8","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5079679084","display_name":"Adel Zahedi","orcid":"https://orcid.org/0000-0002-8752-5453"},"institutions":[{"id":"https://openalex.org/I4210130492","display_name":"Oticon Medical (Denmark)","ror":"https://ror.org/03c5ds320","country_code":"DK","type":"company","lineage":["https://openalex.org/I4210130492"]},{"id":"https://openalex.org/I4210166028","display_name":"Oticon (Denmark)","ror":"https://ror.org/05mwsq745","country_code":"DK","type":"company","lineage":["https://openalex.org/I4210166028"]}],"countries":["DK"],"is_corresponding":true,"raw_author_name":"Adel Zahedi","raw_affiliation_strings":["Oticon A/S,Sm&#x00F8;rum,Denmark"],"affiliations":[{"raw_affiliation_string":"Oticon A/S,Sm&#x00F8;rum,Denmark","institution_ids":["https://openalex.org/I4210130492","https://openalex.org/I4210166028"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110842987","display_name":"Michael Syskind Pedersen","orcid":null},"institutions":[{"id":"https://openalex.org/I4210130492","display_name":"Oticon Medical (Denmark)","ror":"https://ror.org/03c5ds320","country_code":"DK","type":"company","lineage":["https://openalex.org/I4210130492"]},{"id":"https://openalex.org/I4210166028","display_name":"Oticon (Denmark)","ror":"https://ror.org/05mwsq745","country_code":"DK","type":"company","lineage":["https://openalex.org/I4210166028"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Michael Syskind Pedersen","raw_affiliation_strings":["Oticon A/S,Sm&#x00F8;rum,Denmark"],"affiliations":[{"raw_affiliation_string":"Oticon A/S,Sm&#x00F8;rum,Denmark","institution_ids":["https://openalex.org/I4210130492","https://openalex.org/I4210166028"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023894109","display_name":"Jan \u00d8stergaard","orcid":"https://orcid.org/0000-0002-3724-6114"},"institutions":[{"id":"https://openalex.org/I891191580","display_name":"Aalborg University","ror":"https://ror.org/04m5j1k67","country_code":"DK","type":"education","lineage":["https://openalex.org/I891191580"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Jan \u00d8stergaard","raw_affiliation_strings":["Aalborg University,Aalborg,Denmark","Aalborg University, Aalborg, Denmark"],"affiliations":[{"raw_affiliation_string":"Aalborg University,Aalborg,Denmark","institution_ids":["https://openalex.org/I891191580"]},{"raw_affiliation_string":"Aalborg University, Aalborg, Denmark","institution_ids":["https://openalex.org/I891191580"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017911969","display_name":"Lars Bramsl\u00f8w","orcid":"https://orcid.org/0000-0002-4963-2629"},"institutions":[{"id":"https://openalex.org/I4210166028","display_name":"Oticon (Denmark)","ror":"https://ror.org/05mwsq745","country_code":"DK","type":"company","lineage":["https://openalex.org/I4210166028"]},{"id":"https://openalex.org/I4210130492","display_name":"Oticon Medical (Denmark)","ror":"https://ror.org/03c5ds320","country_code":"DK","type":"company","lineage":["https://openalex.org/I4210130492"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Lars Bramsl\u00f8w","raw_affiliation_strings":["Oticon A/S,Sm&#x00F8;rum,Denmark"],"affiliations":[{"raw_affiliation_string":"Oticon A/S,Sm&#x00F8;rum,Denmark","institution_ids":["https://openalex.org/I4210130492","https://openalex.org/I4210166028"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060572169","display_name":"Thomas Ulrich Christiansen","orcid":null},"institutions":[{"id":"https://openalex.org/I4210130492","display_name":"Oticon Medical (Denmark)","ror":"https://ror.org/03c5ds320","country_code":"DK","type":"company","lineage":["https://openalex.org/I4210130492"]},{"id":"https://openalex.org/I4210166028","display_name":"Oticon (Denmark)","ror":"https://ror.org/05mwsq745","country_code":"DK","type":"company","lineage":["https://openalex.org/I4210166028"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Thomas Ulrich Christiansen","raw_affiliation_strings":["Oticon A/S,Sm&#x00F8;rum,Denmark"],"affiliations":[{"raw_affiliation_string":"Oticon A/S,Sm&#x00F8;rum,Denmark","institution_ids":["https://openalex.org/I4210130492","https://openalex.org/I4210166028"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101679595","display_name":"Jesper Jensen","orcid":"https://orcid.org/0000-0003-1478-622X"},"institutions":[{"id":"https://openalex.org/I4210166028","display_name":"Oticon (Denmark)","ror":"https://ror.org/05mwsq745","country_code":"DK","type":"company","lineage":["https://openalex.org/I4210166028"]},{"id":"https://openalex.org/I4210130492","display_name":"Oticon Medical (Denmark)","ror":"https://ror.org/03c5ds320","country_code":"DK","type":"company","lineage":["https://openalex.org/I4210130492"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Jesper Jensen","raw_affiliation_strings":["Oticon A/S,Sm&#x00F8;rum,Denmark"],"affiliations":[{"raw_affiliation_string":"Oticon A/S,Sm&#x00F8;rum,Denmark","institution_ids":["https://openalex.org/I4210130492","https://openalex.org/I4210166028"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5079679084"],"corresponding_institution_ids":["https://openalex.org/I4210130492","https://openalex.org/I4210166028"],"apc_list":null,"apc_paid":null,"fwci":0.3031,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.51020408,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"6944","last_page":"6948"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9998999834060669,"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":0.9998999834060669,"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/T10822","display_name":"Acoustic Wave Phenomena Research","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"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/computer-science","display_name":"Computer science","score":0.7114822268486023},{"id":"https://openalex.org/keywords/speech-enhancement","display_name":"Speech enhancement","score":0.657425045967102},{"id":"https://openalex.org/keywords/microphone","display_name":"Microphone","score":0.6556844711303711},{"id":"https://openalex.org/keywords/intelligibility","display_name":"Intelligibility (philosophy)","score":0.6478016972541809},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.6413468718528748},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.6082077622413635},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.5917723178863525},{"id":"https://openalex.org/keywords/noise-measurement","display_name":"Noise measurement","score":0.5866060853004456},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5650392770767212},{"id":"https://openalex.org/keywords/noise-power","display_name":"Noise power","score":0.4771118462085724},{"id":"https://openalex.org/keywords/maximum-likelihood","display_name":"Maximum likelihood","score":0.46390292048454285},{"id":"https://openalex.org/keywords/gaussian-noise","display_name":"Gaussian noise","score":0.45735564827919006},{"id":"https://openalex.org/keywords/value-noise","display_name":"Value noise","score":0.4134591221809387},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3186304569244385},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2665438950061798},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2354775071144104},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.23206499218940735},{"id":"https://openalex.org/keywords/noise-floor","display_name":"Noise floor","score":0.21130472421646118},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.15674099326133728},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.08301624655723572},{"id":"https://openalex.org/keywords/sound-pressure","display_name":"Sound pressure","score":0.06418833136558533}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7114822268486023},{"id":"https://openalex.org/C2776182073","wikidata":"https://www.wikidata.org/wiki/Q7575395","display_name":"Speech enhancement","level":3,"score":0.657425045967102},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.6556844711303711},{"id":"https://openalex.org/C60048801","wikidata":"https://www.wikidata.org/wiki/Q1433889","display_name":"Intelligibility (philosophy)","level":2,"score":0.6478016972541809},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.6413468718528748},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.6082077622413635},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.5917723178863525},{"id":"https://openalex.org/C29265498","wikidata":"https://www.wikidata.org/wiki/Q7047719","display_name":"Noise measurement","level":3,"score":0.5866060853004456},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5650392770767212},{"id":"https://openalex.org/C203234222","wikidata":"https://www.wikidata.org/wiki/Q2133519","display_name":"Noise power","level":3,"score":0.4771118462085724},{"id":"https://openalex.org/C49781872","wikidata":"https://www.wikidata.org/wiki/Q1045555","display_name":"Maximum likelihood","level":2,"score":0.46390292048454285},{"id":"https://openalex.org/C4199805","wikidata":"https://www.wikidata.org/wiki/Q2725903","display_name":"Gaussian noise","level":2,"score":0.45735564827919006},{"id":"https://openalex.org/C182163834","wikidata":"https://www.wikidata.org/wiki/Q2926529","display_name":"Value noise","level":5,"score":0.4134591221809387},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3186304569244385},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2665438950061798},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2354775071144104},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.23206499218940735},{"id":"https://openalex.org/C187612029","wikidata":"https://www.wikidata.org/wiki/Q17083130","display_name":"Noise floor","level":4,"score":0.21130472421646118},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.15674099326133728},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.08301624655723572},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.06418833136558533},{"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","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/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icassp40776.2020.9053077","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp40776.2020.9053077","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:pure.atira.dk:openaire/ba633d5b-fc7d-4e4d-86ce-55725a9b5ee8","is_oa":true,"landing_page_url":"https://vbn.aau.dk/da/publications/ba633d5b-fc7d-4e4d-86ce-55725a9b5ee8","pdf_url":null,"source":{"id":"https://openalex.org/S4306401731","display_name":"VBN Forskningsportal (Aalborg Universitet)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I891191580","host_organization_name":"Aalborg University","host_organization_lineage":["https://openalex.org/I891191580"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Zahedi, A, Pedersen, M, \u00d8stergaard, J, Bramsl\u00f8w, L, Christiansen, T & Jensen, J 2020, A Constrained Maximum Likelihood Estimator of Speech and Noise Spectra with Application to Multi-Microphone Noise Reduction. in ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)., 9053077, IEEE (Institute of Electrical and Electronics Engineers), ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings, pp. 6944-6948, ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Barcelona, Spain, 04/05/2020. https://doi.org/10.1109/ICASSP40776.2020.9053077","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":{"id":"pmh:oai:pure.atira.dk:openaire/ba633d5b-fc7d-4e4d-86ce-55725a9b5ee8","is_oa":true,"landing_page_url":"https://vbn.aau.dk/da/publications/ba633d5b-fc7d-4e4d-86ce-55725a9b5ee8","pdf_url":null,"source":{"id":"https://openalex.org/S4306401731","display_name":"VBN Forskningsportal (Aalborg Universitet)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I891191580","host_organization_name":"Aalborg University","host_organization_lineage":["https://openalex.org/I891191580"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Zahedi, A, Pedersen, M, \u00d8stergaard, J, Bramsl\u00f8w, L, Christiansen, T & Jensen, J 2020, A Constrained Maximum Likelihood Estimator of Speech and Noise Spectra with Application to Multi-Microphone Noise Reduction. in ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)., 9053077, IEEE (Institute of Electrical and Electronics Engineers), ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings, pp. 6944-6948, ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Barcelona, Spain, 04/05/2020. https://doi.org/10.1109/ICASSP40776.2020.9053077","raw_type":"info:eu-repo/semantics/publishedVersion"},"sustainable_development_goals":[{"score":0.7699999809265137,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W151468754","https://openalex.org/W316798226","https://openalex.org/W1495679096","https://openalex.org/W1503775994","https://openalex.org/W1552314771","https://openalex.org/W1635512741","https://openalex.org/W1931312565","https://openalex.org/W1974875492","https://openalex.org/W2058079016","https://openalex.org/W2067295501","https://openalex.org/W2102412823","https://openalex.org/W2120608389","https://openalex.org/W2145957927","https://openalex.org/W2147665979","https://openalex.org/W2400112243","https://openalex.org/W2568308529","https://openalex.org/W2595142274","https://openalex.org/W2752530932","https://openalex.org/W2762865230","https://openalex.org/W2765794762","https://openalex.org/W2791524682","https://openalex.org/W2792122780","https://openalex.org/W2934190798","https://openalex.org/W2963177568","https://openalex.org/W4240790602","https://openalex.org/W4253928870","https://openalex.org/W6606105322","https://openalex.org/W6734797129","https://openalex.org/W6743883578"],"related_works":["https://openalex.org/W2025188156","https://openalex.org/W2115799816","https://openalex.org/W2144739192","https://openalex.org/W2804967840","https://openalex.org/W2397315227","https://openalex.org/W1567275582","https://openalex.org/W2163758926","https://openalex.org/W2167775727","https://openalex.org/W2169147844","https://openalex.org/W2572612117"],"abstract_inverted_index":{"One":[0],"of":[1,7,22,117],"the":[2,5,17,20,23,56,82,87,91,107],"challenges":[3],"with":[4,90],"implementation":[6],"multi-microphone":[8],"noise":[9,26,61],"reduction":[10],"systems":[11],"in":[12,16,45,95],"practical":[13,46],"applications":[14],"lies":[15],"need":[18],"for":[19,55],"knowledge":[21],"speech":[24,58,112],"and":[25,97],"covariance":[27],"matrices.":[28],"Recently,":[29],"a":[30,68,78,115],"method":[31,49,89,93,109],"based":[32],"on":[33,81],"Maximum":[34],"Likelihood":[35],"(ML)":[36],"estimation":[37,70,83],"addressed":[38],"this":[39,48,64,74],"problem.":[40,84],"Despite":[41],"its":[42],"relative":[43],"success":[44],"setups,":[47],"may":[50],"suggest":[51,67,105],"negative":[52],"spectral":[53],"components":[54],"clean":[57],"due":[59],"to":[60],"influences.":[62],"In":[63],"paper,":[65],"we":[66],"new":[69],"technique":[71],"that":[72,106],"tackles":[73],"issue":[75],"by":[76],"enforcing":[77],"power":[79],"constraint":[80],"We":[85],"compare":[86],"proposed":[88,108],"ML":[92],"both":[94],"synthetic":[96],"real-life":[98],"scenarios":[99],"using":[100],"objective":[101],"measures.":[102],"The":[103],"results":[104],"can":[110],"improve":[111],"quality":[113],"without":[114],"loss":[116],"intelligibility.":[118]},"counts_by_year":[{"year":2023,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
