{"id":"https://openalex.org/W1988087240","doi":"https://doi.org/10.1109/icassp.2009.4960477","title":"A post-processing technique for regeneration of over-attenuated speech","display_name":"A post-processing technique for regeneration of over-attenuated speech","publication_year":2009,"publication_date":"2009-04-01","ids":{"openalex":"https://openalex.org/W1988087240","doi":"https://doi.org/10.1109/icassp.2009.4960477","mag":"1988087240"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2009.4960477","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2009.4960477","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 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/A5066886714","display_name":"Huijun Ding","orcid":null},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Huijun Ding","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore 639798,#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore 639798,#TAB#","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111739626","display_name":"Ing Yann Soon","orcid":null},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Ing Yann Soon","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore 639798,#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore 639798,#TAB#","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006552104","display_name":"Soo Ngee Koh","orcid":"https://orcid.org/0000-0001-6974-0988"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Soo Ngee Koh","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore 639798,#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore 639798,#TAB#","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006146465","display_name":"Chai Kiat Yeo","orcid":"https://orcid.org/0000-0002-7618-1472"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Chai Kiat Yeo","raw_affiliation_strings":["School of Computer Engineering, Nanyang Technological University, Singapore","School of Computer Engineering, Nanyang Technological University, Singapore, 639798"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"School of Computer Engineering, Nanyang Technological University, Singapore, 639798","institution_ids":["https://openalex.org/I172675005"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.0715,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.7466384,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"67","issue":null,"first_page":"3889","last_page":"3892"},"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":0.9990000128746033,"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/T10201","display_name":"Speech Recognition and Synthesis","score":0.996399998664856,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/speech-recognition","display_name":"Speech recognition","score":0.7829427719116211},{"id":"https://openalex.org/keywords/speech-enhancement","display_name":"Speech enhancement","score":0.6734018325805664},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6514639854431152},{"id":"https://openalex.org/keywords/speech-processing","display_name":"Speech processing","score":0.6492548584938049},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.5500380992889404},{"id":"https://openalex.org/keywords/speech-synthesis","display_name":"Speech synthesis","score":0.5323202013969421},{"id":"https://openalex.org/keywords/linear-predictive-coding","display_name":"Linear predictive coding","score":0.5296639800071716},{"id":"https://openalex.org/keywords/voice-activity-detection","display_name":"Voice activity detection","score":0.525871753692627},{"id":"https://openalex.org/keywords/residual","display_name":"Residual","score":0.44911184906959534},{"id":"https://openalex.org/keywords/speech-coding","display_name":"Speech coding","score":0.4283401072025299},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.425295889377594},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.24594339728355408},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.2340732216835022},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.11757031083106995},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.0891270637512207}],"concepts":[{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.7829427719116211},{"id":"https://openalex.org/C2776182073","wikidata":"https://www.wikidata.org/wiki/Q7575395","display_name":"Speech enhancement","level":3,"score":0.6734018325805664},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6514639854431152},{"id":"https://openalex.org/C61328038","wikidata":"https://www.wikidata.org/wiki/Q3358061","display_name":"Speech processing","level":2,"score":0.6492548584938049},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.5500380992889404},{"id":"https://openalex.org/C14999030","wikidata":"https://www.wikidata.org/wiki/Q16346","display_name":"Speech synthesis","level":2,"score":0.5323202013969421},{"id":"https://openalex.org/C59883199","wikidata":"https://www.wikidata.org/wiki/Q1826438","display_name":"Linear predictive coding","level":3,"score":0.5296639800071716},{"id":"https://openalex.org/C204201278","wikidata":"https://www.wikidata.org/wiki/Q1332614","display_name":"Voice activity detection","level":3,"score":0.525871753692627},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.44911184906959534},{"id":"https://openalex.org/C13895895","wikidata":"https://www.wikidata.org/wiki/Q3270773","display_name":"Speech coding","level":2,"score":0.4283401072025299},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.425295889377594},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.24594339728355408},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.2340732216835022},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.11757031083106995},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0891270637512207},{"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/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2009.4960477","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2009.4960477","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8199999928474426,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1952824372","https://openalex.org/W1968939597","https://openalex.org/W1989814444","https://openalex.org/W2096779346","https://openalex.org/W2121973264","https://openalex.org/W2128653836","https://openalex.org/W2137613818","https://openalex.org/W2137973479","https://openalex.org/W2144404214","https://openalex.org/W2144561273","https://openalex.org/W2145760110","https://openalex.org/W3147539069"],"related_works":["https://openalex.org/W3211091508","https://openalex.org/W1976952689","https://openalex.org/W1842536210","https://openalex.org/W2070982348","https://openalex.org/W1984921740","https://openalex.org/W2496295964","https://openalex.org/W1572861854","https://openalex.org/W2539491809","https://openalex.org/W2336887028","https://openalex.org/W2020464095"],"abstract_inverted_index":{"Despite":[0],"the":[1,8,33,58,70,84,89,96,103,116,124,132,135,142,148],"success":[2],"of":[3,20,35,83,134],"recent":[4],"speech":[5,15,22,40,56,75,86,98,110,126,137,144],"enhancement":[6],"algorithms,":[7],"enhanced":[9],"signals":[10],"still":[11],"suffer":[12],"from":[13],"undesirable":[14],"distortion":[16],"caused":[17],"by":[18,63,123],"over-attenuation":[19],"weak":[21],"spectral":[23,66],"components.":[24,127],"In":[25],"this":[26,45],"paper,":[27],"a":[28,64,80],"post-processing":[29],"technique":[30],"based":[31],"on":[32],"regeneration":[34],"both":[36],"voiced":[37],"and":[38,57,88],"unvoiced":[39],"is":[41,50,61,76,120,138],"proposed":[42],"to":[43,53,68,102,141,147],"alleviate":[44],"problem.":[46],"A":[47],"non-linear":[48],"transformation":[49],"first":[51],"applied":[52],"aWiener":[54],"filtered":[55,90,105,151],"transformed":[59],"signal":[60],"multiplied":[62],"pre-estimated":[65],"envelop":[67],"form":[69],"regenerated":[71,85,125],"speech.":[72,91,152],"The":[73],"resulting":[74,97,136],"then":[77],"obtained":[78],"using":[79],"weighted":[81],"combination":[82],"components":[87],"This":[92],"process":[93],"significantly":[94,121],"improves":[95],"quality":[99,133],"as":[100,145],"compared":[101,146],"original":[104,149],"version.":[106],"It":[107],"results":[108],"in":[109],"that":[111,131],"sounds":[112],"less":[113],"lowpassed.":[114],"Also,":[115],"residual":[117],"musical":[118],"noise":[119],"masked":[122],"Objective":[128],"measures":[129],"show":[130],"much":[139],"closer":[140],"clean":[143],"Wiener":[150]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}