{"id":"https://openalex.org/W2026383854","doi":"https://doi.org/10.1109/ncc.2015.7084856","title":"Improved acoustic modeling for automatic dysarthric speech recognition","display_name":"Improved acoustic modeling for automatic dysarthric speech recognition","publication_year":2015,"publication_date":"2015-02-01","ids":{"openalex":"https://openalex.org/W2026383854","doi":"https://doi.org/10.1109/ncc.2015.7084856","mag":"2026383854"},"language":"en","primary_location":{"id":"doi:10.1109/ncc.2015.7084856","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ncc.2015.7084856","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 Twenty First National Conference on Communications (NCC)","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/A5030870105","display_name":"R. Sriranjani","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Sriranjani R.","raw_affiliation_strings":["Department of Applied Mechanics, Biomedical Engineering group"],"affiliations":[{"raw_affiliation_string":"Department of Applied Mechanics, Biomedical Engineering group","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001607517","display_name":"M. Ramasubba Reddy","orcid":null},"institutions":[{"id":"https://openalex.org/I24676775","display_name":"Indian Institute of Technology Madras","ror":"https://ror.org/03v0r5n49","country_code":"IN","type":"facility","lineage":["https://openalex.org/I24676775"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"M. Ramasubba Reddy","raw_affiliation_strings":["Department of Applied Mechanics, Biomedical Engineering group","Biomedical Engineering Group, Department of Applied Mechanics , Indian Institute of Technology Madras , Chennai , India"],"affiliations":[{"raw_affiliation_string":"Department of Applied Mechanics, Biomedical Engineering group","institution_ids":[]},{"raw_affiliation_string":"Biomedical Engineering Group, Department of Applied Mechanics , Indian Institute of Technology Madras , Chennai , India","institution_ids":["https://openalex.org/I24676775"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085660348","display_name":"S. Umesh","orcid":"https://orcid.org/0000-0002-5957-1444"},"institutions":[{"id":"https://openalex.org/I24676775","display_name":"Indian Institute of Technology Madras","ror":"https://ror.org/03v0r5n49","country_code":"IN","type":"facility","lineage":["https://openalex.org/I24676775"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"S. Umesh","raw_affiliation_strings":["Department of Electrical Engineering, Indian Institute of Technology Madras, Chennai, India","[Department of Electrical Engineering, Indian Institute of Technology Madras, Chennai, India.]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Indian Institute of Technology Madras, Chennai, India","institution_ids":["https://openalex.org/I24676775"]},{"raw_affiliation_string":"[Department of Electrical Engineering, Indian Institute of Technology Madras, Chennai, India.]","institution_ids":["https://openalex.org/I24676775"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5030870105"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5531,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.68391824,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10863","display_name":"Voice and Speech Disorders","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10863","display_name":"Voice and Speech Disorders","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.9994000196456909,"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"}},{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9988999962806702,"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/dysarthria","display_name":"Dysarthria","score":0.7983612418174744},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.7582362294197083},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7144373655319214},{"id":"https://openalex.org/keywords/pooling","display_name":"Pooling","score":0.5044034719467163},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.49326032400131226},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.4442598521709442},{"id":"https://openalex.org/keywords/speech-processing","display_name":"Speech processing","score":0.42271849513053894},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.36387819051742554},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.3408133387565613},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.07696813344955444}],"concepts":[{"id":"https://openalex.org/C2777639682","wikidata":"https://www.wikidata.org/wiki/Q225957","display_name":"Dysarthria","level":2,"score":0.7983612418174744},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.7582362294197083},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7144373655319214},{"id":"https://openalex.org/C70437156","wikidata":"https://www.wikidata.org/wiki/Q7228652","display_name":"Pooling","level":2,"score":0.5044034719467163},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.49326032400131226},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.4442598521709442},{"id":"https://openalex.org/C61328038","wikidata":"https://www.wikidata.org/wiki/Q3358061","display_name":"Speech processing","level":2,"score":0.42271849513053894},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.36387819051742554},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.3408133387565613},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.07696813344955444},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ncc.2015.7084856","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ncc.2015.7084856","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 Twenty First National Conference on Communications (NCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education","score":0.49000000953674316}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W16568955","https://openalex.org/W97005208","https://openalex.org/W103632295","https://openalex.org/W117579468","https://openalex.org/W180052447","https://openalex.org/W1524333225","https://openalex.org/W1599512239","https://openalex.org/W1608367484","https://openalex.org/W1998988061","https://openalex.org/W2002342963","https://openalex.org/W2005358137","https://openalex.org/W2015441235","https://openalex.org/W2018363392","https://openalex.org/W2024490156","https://openalex.org/W2095660652","https://openalex.org/W2109848220","https://openalex.org/W2140360678","https://openalex.org/W2401277329","https://openalex.org/W2403170434","https://openalex.org/W6631362777","https://openalex.org/W6713023635"],"related_works":["https://openalex.org/W2981428355","https://openalex.org/W1834994814","https://openalex.org/W2041273198","https://openalex.org/W1599055764","https://openalex.org/W2131711534","https://openalex.org/W2149163000","https://openalex.org/W2962858469","https://openalex.org/W2289873871","https://openalex.org/W2559040841","https://openalex.org/W114661351"],"abstract_inverted_index":{"Dysarthria":[0],"is":[1,39,50,88],"a":[2],"neuromuscular":[3],"disorder,":[4,25],"occurs":[5],"due":[6],"to":[7,15,44,96],"improper":[8],"coordination":[9],"of":[10,19,21,52,100,121],"speech":[11,24,30,77,134],"musculature.":[12],"In":[13,63],"order":[14],"improve":[16],"the":[17,53,98,108],"quality":[18],"life":[20],"people":[22],"with":[23],"assistive":[26],"technology":[27],"using":[28,107],"automatic":[29],"recognition":[31],"(ASR)":[32],"systems":[33],"are":[34],"gaining":[35],"importance.":[36],"Since":[37],"it":[38],"difficult":[40],"for":[41,128],"dysarthric":[42,60,94,113],"speakers":[43],"provide":[45],"sufficient":[46],"data,":[47],"data":[48,74,92,95],"insufficiency":[49],"one":[51],"major":[54],"problems":[55],"in":[56],"building":[57],"an":[58,118],"efficient":[59],"ASR":[61],"system.":[62],"this":[64,70],"paper,":[65],"we":[66],"focus":[67],"on":[68,90],"handling":[69],"issue":[71],"by":[72],"pooling":[73],"from":[75],"unimpaired":[76],"database.":[78,137],"Then":[79],"feature":[80],"space":[81],"maximum":[82],"likelihood":[83],"linear":[84],"regression":[85],"(fMLLR)":[86],"transformation":[87],"applied":[89],"pooled":[91,115],"and":[93,123,131],"normalize":[97],"effect":[99],"inter-speaker":[101],"variability.":[102],"The":[103],"acoustic":[104],"model":[105],"built":[106],"combined":[109],"features":[110],"(acoustically":[111],"transformed":[112],"+":[114],"features)":[116],"gives":[117],"relative":[119],"improvement":[120],"18.09%":[122],"50.00%":[124],"over":[125],"baseline":[126],"system":[127],"Nemours":[129],"database":[130],"Universal":[132],"Access":[133],"(digit":[135],"set)":[136]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}