{"id":"https://openalex.org/W627498595","doi":null,"title":"Towards an improved model of dynamics for speech recognition and synthesis","display_name":"Towards an improved model of dynamics for speech recognition and synthesis","publication_year":2012,"publication_date":"2012-12-01","ids":{"openalex":"https://openalex.org/W627498595","mag":"627498595"},"language":"en","primary_location":{"id":"pmh:oai:etheses.bham.ac.uk:3704","doi":null,"is_oa":true,"landing_page_url":"http://etheses.bham.ac.uk/3704/1/Hu12PhD.pdf","pdf_url":"http://etheses.bham.ac.uk/3704/1/Hu12PhD.pdf","source":{"id":"https://openalex.org/S4306402357","display_name":"University of Birmingham Institutional Research Archive (University of Birmingham)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I79619799","host_organization_name":"University of Birmingham","host_organization_lineage":["https://openalex.org/I79619799"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Thesis"},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://etheses.bham.ac.uk/3704/1/Hu12PhD.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5007918444","display_name":"Hongwei Hu","orcid":"https://orcid.org/0000-0003-1284-1328","observed_orcids":["https://orcid.org/0000-0003-1284-1328"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Hongwei Hu","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0003-1284-1328","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5007918444"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.9994999766349792,"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"}},"topics":[{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.9994999766349792,"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":0.00039999998989515007,"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/T10403","display_name":"Phonetics and Phonology Research","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/speech-dynamics","display_name":"speech dynamics","score":0.6660000085830688},{"id":"https://openalex.org/keywords/speech-synthesis","display_name":"speech synthesis","score":0.7020000219345093},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"speech recognition","score":0.9160000085830688},{"id":"https://openalex.org/keywords/text-to-speech","display_name":"text-to-speech","score":0.734000027179718},{"id":"https://openalex.org/keywords/coarticulation","display_name":"coarticulation","score":0.9369999766349792},{"id":"https://openalex.org/keywords/trajectory-smoothing","display_name":"trajectory smoothing","score":0.8080000281333923},{"id":"https://openalex.org/keywords/speech-intelligibility","display_name":"speech intelligibility","score":0.609000027179718}],"concepts":[{"id":"https://openalex.org/C158215666","wikidata":"https://www.wikidata.org/wiki/Q1414685","display_name":"Formant","level":3,"score":0.9081946611404419},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.7226184010505676},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6983278393745422},{"id":"https://openalex.org/C23224414","wikidata":"https://www.wikidata.org/wiki/Q176769","display_name":"Hidden Markov model","level":2,"score":0.6680187582969666},{"id":"https://openalex.org/C14999030","wikidata":"https://www.wikidata.org/wiki/Q16346","display_name":"Speech synthesis","level":2,"score":0.6356894373893738},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.495324045419693},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.4444027543067932},{"id":"https://openalex.org/C60048801","wikidata":"https://www.wikidata.org/wiki/Q1433889","display_name":"Intelligibility (philosophy)","level":2,"score":0.4101664423942566},{"id":"https://openalex.org/C2779581591","wikidata":"https://www.wikidata.org/wiki/Q36244","display_name":"Vowel","level":2,"score":0.10561564564704895},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"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/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","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/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"pmh:oai:etheses.bham.ac.uk:3704","doi":null,"is_oa":true,"landing_page_url":"http://etheses.bham.ac.uk/3704/1/Hu12PhD.pdf","pdf_url":"http://etheses.bham.ac.uk/3704/1/Hu12PhD.pdf","source":{"id":"https://openalex.org/S4306402357","display_name":"University of Birmingham Institutional Research Archive (University of Birmingham)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I79619799","host_organization_name":"University of Birmingham","host_organization_lineage":["https://openalex.org/I79619799"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Thesis"},{"id":"pmh:oai:uilis.unsyiah.ac.id:51586","doi":null,"is_oa":false,"landing_page_url":"http://uilis.unsyiah.ac.id/opentheses/items/show/51586","pdf_url":null,"source":{"id":"https://openalex.org/S4377196378","display_name":"UPT. Syiah Kuala University Library (Syiah Kuala University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I187494767","host_organization_name":"Universitas Syiah Kuala","host_organization_lineage":["https://openalex.org/I187494767"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Thesis"},{"id":"mag:627498595","doi":null,"is_oa":false,"landing_page_url":"http://etheses.bham.ac.uk/3704/1/Hu12PhD.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:etheses.bham.ac.uk:3704","doi":null,"is_oa":true,"landing_page_url":"http://etheses.bham.ac.uk/3704/1/Hu12PhD.pdf","pdf_url":"http://etheses.bham.ac.uk/3704/1/Hu12PhD.pdf","source":{"id":"https://openalex.org/S4306402357","display_name":"University of Birmingham Institutional Research Archive (University of Birmingham)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I79619799","host_organization_name":"University of Birmingham","host_organization_lineage":["https://openalex.org/I79619799"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Thesis"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W627498595.pdf","grobid_xml":"https://content.openalex.org/works/W627498595.grobid-xml"},"referenced_works_count":158,"referenced_works":["https://openalex.org/W7864212","https://openalex.org/W22889032","https://openalex.org/W32588098","https://openalex.org/W60202269","https://openalex.org/W86946743","https://openalex.org/W88864901","https://openalex.org/W97417646","https://openalex.org/W129217914","https://openalex.org/W133097959","https://openalex.org/W146550277","https://openalex.org/W152459128","https://openalex.org/W185340767","https://openalex.org/W186915233","https://openalex.org/W198103728","https://openalex.org/W198776652","https://openalex.org/W289035419","https://openalex.org/W314395536","https://openalex.org/W344150399","https://openalex.org/W811578723","https://openalex.org/W1493321662","https://openalex.org/W1508165687","https://openalex.org/W1509905243","https://openalex.org/W1514737389","https://openalex.org/W1549321558","https://openalex.org/W1552314771","https://openalex.org/W1554663460","https://openalex.org/W1561506132","https://openalex.org/W1562289873","https://openalex.org/W1581808154","https://openalex.org/W1586776267","https://openalex.org/W1594223010","https://openalex.org/W1598851216","https://openalex.org/W1600722501","https://openalex.org/W1624018205","https://openalex.org/W1647054946","https://openalex.org/W1704572586","https://openalex.org/W1833981795","https://openalex.org/W1935012542","https://openalex.org/W1976551160","https://openalex.org/W1979449467","https://openalex.org/W1980800561","https://openalex.org/W1982589563","https://openalex.org/W1984905644","https://openalex.org/W1989348468","https://openalex.org/W1990387894","https://openalex.org/W1991133427","https://openalex.org/W1993231844","https://openalex.org/W1993882792","https://openalex.org/W1994396704","https://openalex.org/W1994859265","https://openalex.org/W1998362482","https://openalex.org/W2000513720","https://openalex.org/W2003268946","https://openalex.org/W2005423095","https://openalex.org/W2007954099","https://openalex.org/W2009417200","https://openalex.org/W2014058104","https://openalex.org/W2014641584","https://openalex.org/W2014647161","https://openalex.org/W2022554507","https://openalex.org/W2024490156","https://openalex.org/W2027915610","https://openalex.org/W2037442428","https://openalex.org/W2037818010","https://openalex.org/W2043843997","https://openalex.org/W2049633694","https://openalex.org/W2052382192","https://openalex.org/W2053280194","https://openalex.org/W2056133372","https://openalex.org/W2056731339","https://openalex.org/W2063621534","https://openalex.org/W2064218608","https://openalex.org/W2068447135","https://openalex.org/W2069737407","https://openalex.org/W2070546342","https://openalex.org/W2073710718","https://openalex.org/W2074557046","https://openalex.org/W2077804127","https://openalex.org/W2081309747","https://openalex.org/W2083393647","https://openalex.org/W2090861223","https://openalex.org/W2092684968","https://openalex.org/W2093450784","https://openalex.org/W2096555739","https://openalex.org/W2096980176","https://openalex.org/W2100969003","https://openalex.org/W2102792306","https://openalex.org/W2103139809","https://openalex.org/W2103764823","https://openalex.org/W2104066451","https://openalex.org/W2105080323","https://openalex.org/W2105934661","https://openalex.org/W2110871230","https://openalex.org/W2111551391","https://openalex.org/W2113094193","https://openalex.org/W2113344693","https://openalex.org/W2116952749","https://openalex.org/W2118825896","https://openalex.org/W2123901243","https://openalex.org/W2124338691","https://openalex.org/W2125107595","https://openalex.org/W2125610452","https://openalex.org/W2125626782","https://openalex.org/W2125838338","https://openalex.org/W2125956490","https://openalex.org/W2129272077","https://openalex.org/W2131700150","https://openalex.org/W2133129980","https://openalex.org/W2137644217","https://openalex.org/W2138530627","https://openalex.org/W2138709806","https://openalex.org/W2139648927","https://openalex.org/W2139943858","https://openalex.org/W2140337865","https://openalex.org/W2141710098","https://openalex.org/W2141840273","https://openalex.org/W2142286502","https://openalex.org/W2143203634","https://openalex.org/W2144139079","https://openalex.org/W2144404214","https://openalex.org/W2145316673","https://openalex.org/W2146871184","https://openalex.org/W2148154194","https://openalex.org/W2150008717","https://openalex.org/W2150658333","https://openalex.org/W2151323943","https://openalex.org/W2153331007","https://openalex.org/W2153713034","https://openalex.org/W2153914468","https://openalex.org/W2154261668","https://openalex.org/W2154920538","https://openalex.org/W2155010316","https://openalex.org/W2155295207","https://openalex.org/W2158069733","https://openalex.org/W2158942523","https://openalex.org/W2159501365","https://openalex.org/W2160510045","https://openalex.org/W2160955451","https://openalex.org/W2163680580","https://openalex.org/W2164579587","https://openalex.org/W2165958697","https://openalex.org/W2166637769","https://openalex.org/W2166823384","https://openalex.org/W2167845555","https://openalex.org/W2171918550","https://openalex.org/W2172223764","https://openalex.org/W2270719270","https://openalex.org/W2337335398","https://openalex.org/W2341171179","https://openalex.org/W2399150001","https://openalex.org/W2400902574","https://openalex.org/W2546373232","https://openalex.org/W2584852661","https://openalex.org/W2595741664","https://openalex.org/W3036802551","https://openalex.org/W3127686677","https://openalex.org/W3142087749","https://openalex.org/W4300458848"],"related_works":["https://openalex.org/W289035419","https://openalex.org/W314395536","https://openalex.org/W6992813134","https://openalex.org/W1633884584","https://openalex.org/W2395775639","https://openalex.org/W634209149","https://openalex.org/W2082269576","https://openalex.org/W71101995","https://openalex.org/W2406017614","https://openalex.org/W149579045"],"abstract_inverted_index":{"This":[0],"thesis":[1],"describes":[2],"the":[3,6,17,40,68,81,92,108,120,124,139,144,147,156,161,165,188,215,218,236,239],"research":[4],"on":[5,39,198],"use":[7],"of":[8,19,30,80,87,143,151,160,217,222],"non-linear":[9,61,84,148,167,219,240],"formant":[10,43,58,62,168,172,223,241],"trajectories":[11,63,169,173,242],"to":[12,53,205,246,249],"model":[13,25,32,86,96,150,221],"speech":[14,55,69,99,102,105,177,189],"dynamics":[15,88,152,224],"under":[16,230],"framework":[18],"a":[20,57],"multiple-level":[21],"segmental":[22],"hidden":[23],"Markov":[24],"(MSHMM).":[26],"The":[27,60,78,128,180,210],"particular":[28],"type":[29],"intermediate-layer":[31],"investigated":[33],"in":[34,97,123,174,226,238],"this":[35],"study":[36],"is":[37,89,185],"based":[38,197],"12-dimensional":[41],"parallel":[42],"synthesiser":[44],"(PFS)":[45],"control":[46,111],"parameters,":[47],"which":[48],"can":[49,153],"be":[50,247],"directly":[51],"used":[52,118,204],"synthesise":[54],"with":[56],"synthesiser.":[59],"are":[64,117,203],"generated":[65,166],"by":[66,74],"using":[67],"parameter":[70],"generation":[71],"algorithm":[72],"proposed":[73],"Tokuda":[75],"and":[76,101,113,132,158,194],"colleagues.":[77],"performance":[79],"newly":[82],"developed":[83],"trajectory":[85,95,149,220],"tested":[90],"against":[91],"piecewise":[93],"linear":[94],"both":[98],"recognition":[100,190],"synthesis.":[103],"In":[104,234],"synthesis":[106],"experiments,":[107],"12":[109],"PFS":[110],"parameters":[112],"their":[114],"time":[115],"derivatives":[116],"as":[119,255],"feature":[121],"vectors":[122],"HMM-based":[125],"text-to-speech":[126],"system.":[127],"human":[129,176],"listening":[130],"test":[131,134],"objective":[133],"results":[135,212,225],"show":[136,213],"that,":[137],"despite":[138],"low":[140],"overall":[141],"quality":[142],"synthetic":[145,162],"speech,":[146],"significantly":[154],"improve":[155],"intelligibility":[157],"naturalness":[159],"speech.":[163],"Moreover,":[164],"match":[170],"actual":[171],"real":[175],"fairly":[178],"well.":[179],"\\\\(\\\\char{cmmi10}{0x4e}\\\\)-best":[181,208],"list":[182],"rescoring":[183,211],"paradigm":[184],"employed":[186],"for":[187,251],"experiments.":[191],"Both":[192],"context-independent":[193],"context-dependent":[195],"MSHMMs,":[196],"different":[199],"formant-to-acoustic":[200],"mapping":[201,232],"schemes,":[202],"rescore":[206],"an":[207],"list.":[209],"that":[214],"introduction":[216],"statistically":[227],"significant":[228],"improvement":[229],"certain":[231],"schemes.":[233],"addition,":[235],"smoothing":[237],"has":[243],"been":[244],"shown":[245],"able":[248],"account":[250],"contextual":[252],"effects":[253],"such":[254],"coarticulation.":[256]},"counts_by_year":[{"year":2015,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
