{"id":"https://openalex.org/W2145604446","doi":"https://doi.org/10.1109/slt.2010.5700836","title":"Assessment of non-native speech using vowel space characteristics","display_name":"Assessment of non-native speech using vowel space characteristics","publication_year":2010,"publication_date":"2010-12-01","ids":{"openalex":"https://openalex.org/W2145604446","doi":"https://doi.org/10.1109/slt.2010.5700836","mag":"2145604446"},"language":"en","primary_location":{"id":"doi:10.1109/slt.2010.5700836","is_oa":false,"landing_page_url":"https://doi.org/10.1109/slt.2010.5700836","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE Spoken Language Technology Workshop","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/A5100333516","display_name":"Lei Chen","orcid":"https://orcid.org/0000-0002-8257-5806"},"institutions":[{"id":"https://openalex.org/I1341030882","display_name":"Educational Testing Service","ror":"https://ror.org/03b5q4637","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1341030882"]},{"id":"https://openalex.org/I20089843","display_name":"Princeton University","ror":"https://ror.org/00hx57361","country_code":"US","type":"education","lineage":["https://openalex.org/I20089843"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Lei Chen","raw_affiliation_strings":["Educational Testing Service, Princeton, NJ, USA","Educational Testing Service; Princeton NJ USA"],"affiliations":[{"raw_affiliation_string":"Educational Testing Service, Princeton, NJ, USA","institution_ids":["https://openalex.org/I1341030882"]},{"raw_affiliation_string":"Educational Testing Service; Princeton NJ USA","institution_ids":["https://openalex.org/I20089843"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030816616","display_name":"Keelan Evanini","orcid":"https://orcid.org/0000-0003-4243-3376"},"institutions":[{"id":"https://openalex.org/I1341030882","display_name":"Educational Testing Service","ror":"https://ror.org/03b5q4637","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1341030882"]},{"id":"https://openalex.org/I20089843","display_name":"Princeton University","ror":"https://ror.org/00hx57361","country_code":"US","type":"education","lineage":["https://openalex.org/I20089843"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Keelan Evanini","raw_affiliation_strings":["Educational Testing Service, Princeton, NJ, USA","Educational Testing Service; Princeton NJ USA"],"affiliations":[{"raw_affiliation_string":"Educational Testing Service, Princeton, NJ, USA","institution_ids":["https://openalex.org/I1341030882"]},{"raw_affiliation_string":"Educational Testing Service; Princeton NJ USA","institution_ids":["https://openalex.org/I20089843"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070689721","display_name":"Xie Sun","orcid":null},"institutions":[{"id":"https://openalex.org/I76835614","display_name":"University of Missouri","ror":"https://ror.org/02ymw8z06","country_code":"US","type":"education","lineage":["https://openalex.org/I76835614"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xie Sun","raw_affiliation_strings":["University of Missouri, Columbia, MO, USA","University of Missouri\u2013Columbia USA"],"affiliations":[{"raw_affiliation_string":"University of Missouri, Columbia, MO, USA","institution_ids":["https://openalex.org/I76835614"]},{"raw_affiliation_string":"University of Missouri\u2013Columbia USA","institution_ids":["https://openalex.org/I76835614"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5100333516"],"corresponding_institution_ids":["https://openalex.org/I1341030882","https://openalex.org/I20089843"],"apc_list":null,"apc_paid":null,"fwci":0.9205,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.80201786,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"139","last_page":"144"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10403","display_name":"Phonetics and Phonology Research","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10403","display_name":"Phonetics and Phonology Research","score":0.9998999834060669,"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":0.9998000264167786,"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":0.9972000122070312,"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/pronunciation","display_name":"Pronunciation","score":0.8754221796989441},{"id":"https://openalex.org/keywords/vowel","display_name":"Vowel","score":0.759547233581543},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6715607643127441},{"id":"https://openalex.org/keywords/intelligibility","display_name":"Intelligibility (philosophy)","score":0.6521600484848022},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.6288911700248718},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.479842871427536},{"id":"https://openalex.org/keywords/correlation","display_name":"Correlation","score":0.44390714168548584},{"id":"https://openalex.org/keywords/space","display_name":"Space (punctuation)","score":0.41837337613105774},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3738664388656616},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.35119348764419556},{"id":"https://openalex.org/keywords/linguistics","display_name":"Linguistics","score":0.18534666299819946},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16190588474273682}],"concepts":[{"id":"https://openalex.org/C2780844864","wikidata":"https://www.wikidata.org/wiki/Q184377","display_name":"Pronunciation","level":2,"score":0.8754221796989441},{"id":"https://openalex.org/C2779581591","wikidata":"https://www.wikidata.org/wiki/Q36244","display_name":"Vowel","level":2,"score":0.759547233581543},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6715607643127441},{"id":"https://openalex.org/C60048801","wikidata":"https://www.wikidata.org/wiki/Q1433889","display_name":"Intelligibility (philosophy)","level":2,"score":0.6521600484848022},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.6288911700248718},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.479842871427536},{"id":"https://openalex.org/C117220453","wikidata":"https://www.wikidata.org/wiki/Q5172842","display_name":"Correlation","level":2,"score":0.44390714168548584},{"id":"https://openalex.org/C2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","level":2,"score":0.41837337613105774},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3738664388656616},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.35119348764419556},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.18534666299819946},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16190588474273682},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"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/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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":2,"locations":[{"id":"doi:10.1109/slt.2010.5700836","is_oa":false,"landing_page_url":"https://doi.org/10.1109/slt.2010.5700836","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE Spoken Language Technology Workshop","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.642.7683","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.642.7683","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.evanini.com/papers/slt2010vowelSpace.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education","score":0.8199999928474426}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W306209427","https://openalex.org/W334543181","https://openalex.org/W1994370448","https://openalex.org/W2029996593","https://openalex.org/W2037090695","https://openalex.org/W2059376792","https://openalex.org/W2070133242","https://openalex.org/W2087459182","https://openalex.org/W2087919634","https://openalex.org/W2114492809","https://openalex.org/W2120316500","https://openalex.org/W2418332305","https://openalex.org/W2499096190","https://openalex.org/W2978847058","https://openalex.org/W3216401400","https://openalex.org/W4206472724","https://openalex.org/W6665119368","https://openalex.org/W6677994422","https://openalex.org/W6717157896","https://openalex.org/W6723935467","https://openalex.org/W6769316794"],"related_works":["https://openalex.org/W2183593636","https://openalex.org/W2350724007","https://openalex.org/W2355751417","https://openalex.org/W2000075989","https://openalex.org/W2423284978","https://openalex.org/W2083922162","https://openalex.org/W1607396156","https://openalex.org/W2776838583","https://openalex.org/W2359469050","https://openalex.org/W2197967814"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,25],"propose":[4],"the":[5,9,70,94,109,118,124,130,137,152,156,160],"idea":[6],"of":[7,11,19,38,69,123,129,146,171],"using":[8],"characteristics":[10],"a":[12,66,77,169],"speaker's":[13,67],"vowel":[14,71,95],"space":[15,96],"for":[16,108,117,143,165],"automated":[17,144],"assessment":[18,145],"second":[20],"language":[21],"(L2)":[22],"pronunciation.":[23],"Specifically,":[24],"adopt":[26],"features":[27,54,97,131],"that":[28,127],"were":[29,90,98],"shown":[30],"in":[31,92,155],"previous":[32],"studies":[33,125],"to":[34,47],"be":[35],"good":[36],"indicators":[37],"native":[39,86,119],"speaker":[40],"intelligibility":[41],"and":[42,44,62,64,76,87,112],"clarity":[43],"apply":[45],"them":[46],"L2":[48],"speech":[49,83,111],"from":[50],"non-native":[51,88,110,147],"speakers.":[52],"The":[53,121,149],"focus":[55],"on":[56],"three":[57],"peripheral":[58],"vowels":[59],"(IY,":[60],"AA,":[61],"OW)":[63],"measure":[65],"coverage":[68],"space.":[72],"A":[73],"pilot":[74],"study":[75,80,158],"large-scale":[78,157],"corpus":[79],"involving":[81],"read":[82],"produced":[84],"by":[85,105],"speakers":[89],"conducted":[91],"which":[93,167],"rank":[99],"correlated":[100],"with":[101,136,151,173],"pronunciation":[102,138,174],"scores":[103],"provided":[104],"human":[106],"listeners":[107],"an":[113],"assumed":[114],"higher":[115],"score":[116],"speech.":[120,148],"results":[122],"show":[126],"several":[128],"achieve":[132],"moderately":[133],"high":[134],"correlations":[135],"scores,":[139],"supporting":[140],"their":[141],"usefulness":[142],"feature":[150],"best":[153],"performance":[154],"was":[159],"F2":[161],"-":[162],"F1":[163],"distance":[164],"IY,":[166],"achieved":[168],"correlation":[170],"0.78":[172],"proficiency":[175],"scores.":[176]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
