{"id":"https://openalex.org/W2139361972","doi":"https://doi.org/10.1109/icassp.2008.4518677","title":"Maximum likelihood approach to speech enhancement for noisy reverberant signals","display_name":"Maximum likelihood approach to speech enhancement for noisy reverberant signals","publication_year":2008,"publication_date":"2008-03-01","ids":{"openalex":"https://openalex.org/W2139361972","doi":"https://doi.org/10.1109/icassp.2008.4518677","mag":"2139361972"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2008.4518677","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2008.4518677","pdf_url":null,"source":{"id":"https://openalex.org/S4210167542","display_name":"Proceedings of the ... IEEE International Conference on Acoustics, Speech, and Signal Processing","issn_l":"1520-6149","issn":["1520-6149","2379-190X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Conference on Acoustics, Speech and Signal Processing","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/A5101618071","display_name":"Takuya Yoshioka","orcid":"https://orcid.org/0009-0003-7791-3545"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Takuya Yoshioka","raw_affiliation_strings":["NTT Communication Science Laboratories, NTT Corporation, Kyoto, Japan"],"affiliations":[{"raw_affiliation_string":"NTT Communication Science Laboratories, NTT Corporation, Kyoto, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021240106","display_name":"Tomohiro Nakatani","orcid":"https://orcid.org/0000-0002-7487-7150"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tomohiro Nakatani","raw_affiliation_strings":["NTT Communication Science Laboratories, NTT Corporation, Kyoto, Japan"],"affiliations":[{"raw_affiliation_string":"NTT Communication Science Laboratories, NTT Corporation, Kyoto, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044202260","display_name":"Takafumi Hikichi","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takafumi Hikichi","raw_affiliation_strings":["NTT Communication Science Laboratories, NTT Corporation, Kyoto, Japan"],"affiliations":[{"raw_affiliation_string":"NTT Communication Science Laboratories, NTT Corporation, Kyoto, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111931228","display_name":"Masato Miyoshi","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masato Miyoshi","raw_affiliation_strings":["NTT Communication Science Laboratories, NTT Corporation, Kyoto, Japan"],"affiliations":[{"raw_affiliation_string":"NTT Communication Science Laboratories, NTT Corporation, Kyoto, Japan","institution_ids":["https://openalex.org/I2251713219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101618071"],"corresponding_institution_ids":["https://openalex.org/I2251713219"],"apc_list":null,"apc_paid":null,"fwci":0.9525,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.6763285,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"4585","last_page":"4588"},"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":0.9991999864578247,"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":0.9991000294685364,"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/reverberation","display_name":"Reverberation","score":0.8284624218940735},{"id":"https://openalex.org/keywords/speech-enhancement","display_name":"Speech enhancement","score":0.6571506857872009},{"id":"https://openalex.org/keywords/spectral-density","display_name":"Spectral density","score":0.6399343013763428},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.6018581986427307},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5879662036895752},{"id":"https://openalex.org/keywords/gaussian-noise","display_name":"Gaussian noise","score":0.560820460319519},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.5359848737716675},{"id":"https://openalex.org/keywords/noise-measurement","display_name":"Noise measurement","score":0.5075951814651489},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.5014405250549316},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.48121407628059387},{"id":"https://openalex.org/keywords/noise-power","display_name":"Noise power","score":0.4681670367717743},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4274550676345825},{"id":"https://openalex.org/keywords/bin","display_name":"Bin","score":0.4196372628211975},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3980924189090729},{"id":"https://openalex.org/keywords/background-noise","display_name":"Background noise","score":0.3923620879650116},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.2790509760379791},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1970416009426117},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1823675036430359},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.17582079768180847},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1439283788204193},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1428089141845703},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.07322394847869873}],"concepts":[{"id":"https://openalex.org/C95851461","wikidata":"https://www.wikidata.org/wiki/Q468809","display_name":"Reverberation","level":2,"score":0.8284624218940735},{"id":"https://openalex.org/C2776182073","wikidata":"https://www.wikidata.org/wiki/Q7575395","display_name":"Speech enhancement","level":3,"score":0.6571506857872009},{"id":"https://openalex.org/C168110828","wikidata":"https://www.wikidata.org/wiki/Q1331626","display_name":"Spectral density","level":2,"score":0.6399343013763428},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.6018581986427307},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5879662036895752},{"id":"https://openalex.org/C4199805","wikidata":"https://www.wikidata.org/wiki/Q2725903","display_name":"Gaussian noise","level":2,"score":0.560820460319519},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.5359848737716675},{"id":"https://openalex.org/C29265498","wikidata":"https://www.wikidata.org/wiki/Q7047719","display_name":"Noise measurement","level":3,"score":0.5075951814651489},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.5014405250549316},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.48121407628059387},{"id":"https://openalex.org/C203234222","wikidata":"https://www.wikidata.org/wiki/Q2133519","display_name":"Noise power","level":3,"score":0.4681670367717743},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4274550676345825},{"id":"https://openalex.org/C156273044","wikidata":"https://www.wikidata.org/wiki/Q4913766","display_name":"Bin","level":2,"score":0.4196372628211975},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3980924189090729},{"id":"https://openalex.org/C100675267","wikidata":"https://www.wikidata.org/wiki/Q1371624","display_name":"Background noise","level":2,"score":0.3923620879650116},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.2790509760379791},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1970416009426117},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1823675036430359},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.17582079768180847},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1439283788204193},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1428089141845703},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.07322394847869873},{"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/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"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/icassp.2008.4518677","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2008.4518677","pdf_url":null,"source":{"id":"https://openalex.org/S4210167542","display_name":"Proceedings of the ... IEEE International Conference on Acoustics, Speech, and Signal Processing","issn_l":"1520-6149","issn":["1520-6149","2379-190X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.495.9165","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.495.9165","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.kecl.ntt.co.jp/icl/signal/takuya/publications/papers/Yoshioka08-ICASSP-a.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.5199999809265137}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W30237829","https://openalex.org/W1492221128","https://openalex.org/W1607686159","https://openalex.org/W1967639437","https://openalex.org/W1968939597","https://openalex.org/W1995536493","https://openalex.org/W1999542175","https://openalex.org/W2045043668","https://openalex.org/W2110913111","https://openalex.org/W2116157288","https://openalex.org/W2131968171","https://openalex.org/W2279914180","https://openalex.org/W6601235113","https://openalex.org/W6695217660"],"related_works":["https://openalex.org/W4256175191","https://openalex.org/W2770624987","https://openalex.org/W2135485548","https://openalex.org/W2002243964","https://openalex.org/W2890075319","https://openalex.org/W2022538999","https://openalex.org/W4375869276","https://openalex.org/W1585241115","https://openalex.org/W1996023647","https://openalex.org/W2157852352"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"a":[3],"speech":[4,27,57,94],"enhancement":[5],"method":[6,82,109],"for":[7],"signals":[8,121],"contaminated":[9],"by":[10],"room":[11],"reverberation":[12,113,124],"and":[13,28,73,89,114,129],"additive":[14,115],"background":[15],"noise.":[16],"The":[17,23,37,52],"following":[18],"conditions":[19],"are":[20,30],"assumed:":[21],"(1)":[22],"spectral":[24,54],"components":[25],"of":[26,56,66,86,91],"noise":[29,67,116,134],"statistically":[31],"independent":[32],"Gaussian":[33],"random":[34],"variables.":[35],"(2)":[36],"convolutive":[38],"distortion":[39],"channel":[40,88],"is":[41,58,68],"modeled":[42,59],"as":[43,60],"an":[44,61],"auto-regressive":[45],"system":[46],"in":[47,75],"each":[48],"frequency":[49],"bin.":[50],"(3)":[51],"power":[53],"density":[55],"all-pole":[62,93],"spectrum,":[63],"while":[64],"that":[65,106],"assumed":[69],"to":[70,133],"be":[71],"stationary":[72],"given":[74],"advance.":[76],"Under":[77],"these":[78],"conditions,":[79],"the":[80,84,87,92,98,107,112,123,130],"proposed":[81,108],"estimates":[83],"parameters":[85],"those":[90],"model":[95],"based":[96],"on":[97],"maximum":[99],"likelihood":[100],"estimation":[101],"method.":[102],"Experimental":[103],"results":[104],"showed":[105],"successfully":[110],"suppressed":[111],"from":[117],"three-second":[118],"noisy":[119],"reverberant":[120,131],"when":[122],"time":[125],"was":[126,136],"0.5":[127],"seconds":[128],"signal":[132],"ratio":[135],"10":[137],"dB.":[138]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}