{"id":"https://openalex.org/W111304330","doi":"https://doi.org/10.21437/interspeech.2007-88","title":"Structural assessment of language learners' pronunciation","display_name":"Structural assessment of language learners' pronunciation","publication_year":2007,"publication_date":"2007-08-27","ids":{"openalex":"https://openalex.org/W111304330","doi":"https://doi.org/10.21437/interspeech.2007-88","mag":"111304330"},"language":"en","primary_location":{"id":"doi:10.21437/interspeech.2007-88","is_oa":false,"landing_page_url":"https://doi.org/10.21437/interspeech.2007-88","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Interspeech 2007","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/A5041213266","display_name":"Nobuaki Minematsu","orcid":"https://orcid.org/0000-0002-8778-9555"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Nobuaki Minematsu","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036817380","display_name":"Ken Kamata","orcid":"https://orcid.org/0000-0003-1568-0769"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"K. Kamata","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103581782","display_name":"Satoshi Asakawa","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Satoshi Asakawa","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083169673","display_name":"Tomoyuki Makino","orcid":"https://orcid.org/0000-0003-2554-7048"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"T. Makino","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113422680","display_name":"T. Nishimura","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"T. Nishimura","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5108197272","display_name":"Keikichi Hirose","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Keikichi Hirose","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5041213266"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.6331,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.6571558,"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":"210","last_page":"213"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9976999759674072,"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":0.9976999759674072,"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":0.9976000189781189,"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"}},{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.9948999881744385,"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/pronunciation","display_name":"Pronunciation","score":0.8962609767913818},{"id":"https://openalex.org/keywords/vowel","display_name":"Vowel","score":0.7587971687316895},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7198521494865417},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.5683093667030334},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.5097152590751648},{"id":"https://openalex.org/keywords/invariant","display_name":"Invariant (physics)","score":0.4957498013973236},{"id":"https://openalex.org/keywords/space","display_name":"Space (punctuation)","score":0.4330315589904785},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.41627562046051025},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.4108569324016571},{"id":"https://openalex.org/keywords/linguistics","display_name":"Linguistics","score":0.3359590768814087},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.22718006372451782}],"concepts":[{"id":"https://openalex.org/C2780844864","wikidata":"https://www.wikidata.org/wiki/Q184377","display_name":"Pronunciation","level":2,"score":0.8962609767913818},{"id":"https://openalex.org/C2779581591","wikidata":"https://www.wikidata.org/wiki/Q36244","display_name":"Vowel","level":2,"score":0.7587971687316895},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7198521494865417},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.5683093667030334},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.5097152590751648},{"id":"https://openalex.org/C190470478","wikidata":"https://www.wikidata.org/wiki/Q2370229","display_name":"Invariant (physics)","level":2,"score":0.4957498013973236},{"id":"https://openalex.org/C2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","level":2,"score":0.4330315589904785},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.41627562046051025},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.4108569324016571},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.3359590768814087},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.22718006372451782},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.21437/interspeech.2007-88","is_oa":false,"landing_page_url":"https://doi.org/10.21437/interspeech.2007-88","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Interspeech 2007","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education","score":0.8299999833106995}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W10427218","https://openalex.org/W62463565","https://openalex.org/W297015806","https://openalex.org/W2082557891","https://openalex.org/W2103632967","https://openalex.org/W2112638956","https://openalex.org/W2114492809","https://openalex.org/W2164770604","https://openalex.org/W2340304391","https://openalex.org/W3088875224"],"related_works":["https://openalex.org/W2183593636","https://openalex.org/W2350724007","https://openalex.org/W2355751417","https://openalex.org/W2423284978","https://openalex.org/W2083922162","https://openalex.org/W2000075989","https://openalex.org/W4220683390","https://openalex.org/W2776838583","https://openalex.org/W2359469050","https://openalex.org/W1607396156"],"abstract_inverted_index":{"Speaker-invariant":[0],"structural":[1,62],"representation":[2,65,83],"of":[3,54,57,72,101,123,136,146,167],"speech":[4,14,42],"was":[5,44,66,96,117],"proposed":[6,169],"[1],":[7],"where":[8],"only":[9],"the":[10,41,51,55,58,70,76,82,86,89,102,112,115,120,133,137,144,158,164,168],"phonic":[11,173],"contrasts":[12],"between":[13,33,50],"sounds":[15],"were":[16,26,79],"extracted":[17],"to":[18,47,68,106],"form":[19,56],"their":[20],"external":[21],"structure.":[22],"The":[23],"acoustic":[24,36],"substances":[25,125],"completely":[27],"discarded.":[28],"Considering":[29],"a":[30],"mapping":[31],"function":[32,59],"speaker":[34],"A\u2019s":[35],"space":[37],"and":[38,63],"B\u2019s":[39],"space,":[40],"dynamics":[43],"mathematically":[45],"proven":[46],"be":[48],"invariant":[49],"two":[52],"irrespective":[53],"[2].":[60],"This":[61],"dynamic":[64],"applied":[67],"describe":[69],"pronunciation":[71,175],"learners":[73,103,138],"[3].":[74],"Since":[75],"nonlinguistic":[77],"factors":[78],"removed":[80],"effectively,":[81],"could":[84],"highlighted":[85],"non-nativeness":[87],"in":[88],"individual":[90],"pronunciations.":[91],"For":[92],"vowel":[93,134],"learning,":[94],"it":[95,156],"automatically":[97],"estimated":[98],"for":[99],"each":[100],"which":[104],"vowels":[105],"correct":[107],"by":[108,140,154],"priority":[109],"[4].":[110],"Unlike":[111],"conventional":[113,159],"approach,":[114],"estimation":[116],"done":[118],"without":[119],"direct":[121],"use":[122],"sound":[124],"such":[126],"as":[127],"spectrums.":[128],"In":[129],"this":[130,147],"paper,":[131],"using":[132],"charts":[135],"plotted":[139],"an":[141],"expert":[142],"phonetician,":[143],"validity":[145,166],"contrastive":[148],"or":[149],"relative":[150],"approach":[151],"is":[152],"examined":[153],"comparing":[155],"with":[157],"absolute":[160],"approach.":[161],"Results":[162],"show":[163],"high":[165],"method.":[170],"Index":[171],"Terms:":[172],"contrasts,":[174],"structure,":[176],"CALL":[177]},"counts_by_year":[{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}