{"id":"https://openalex.org/W2049483635","doi":"https://doi.org/10.1109/iscslp.2014.6936577","title":"Local variability vector for text-independent speaker verification","display_name":"Local variability vector for text-independent speaker verification","publication_year":2014,"publication_date":"2014-09-01","ids":{"openalex":"https://openalex.org/W2049483635","doi":"https://doi.org/10.1109/iscslp.2014.6936577","mag":"2049483635"},"language":"en","primary_location":{"id":"doi:10.1109/iscslp.2014.6936577","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscslp.2014.6936577","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The 9th International Symposium on Chinese Spoken Language Processing","raw_type":"proceedings-article"},"type":"conference-paper","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/A5100430197","display_name":"Liping Chen","orcid":"https://orcid.org/0000-0003-1902-0215"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liping Chen","raw_affiliation_strings":["National Engineering Laboratory for Speech and Language Information Processing, University of Science and Technology of China (USTC)","National Engineering Laboratory for Speech and Language Information Processing, University of Science and Technology of China(USTC), China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Speech and Language Information Processing, University of Science and Technology of China (USTC)","institution_ids":["https://openalex.org/I126520041"]},{"raw_affiliation_string":"National Engineering Laboratory for Speech and Language Information Processing, University of Science and Technology of China(USTC), China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004287909","display_name":"Kong Aik Lee","orcid":"https://orcid.org/0000-0001-9133-3000"},"institutions":[{"id":"https://openalex.org/I115228651","display_name":"Agency for Science, Technology and Research","ror":"https://ror.org/036wvzt09","country_code":"SG","type":"government","lineage":["https://openalex.org/I115228651"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Kong Aik Lee","raw_affiliation_strings":["Agency for Science, Technology and Research (A *STAR)","[Institute for Infocomm Research, Agency for Science, Technology and Research (A*STAR), Singapore]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Agency for Science, Technology and Research (A *STAR)","institution_ids":["https://openalex.org/I115228651"]},{"raw_affiliation_string":"[Institute for Infocomm Research, Agency for Science, Technology and Research (A*STAR), Singapore]","institution_ids":["https://openalex.org/I115228651"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100749735","display_name":"Bin Ma","orcid":"https://orcid.org/0000-0002-9223-9654"},"institutions":[{"id":"https://openalex.org/I115228651","display_name":"Agency for Science, Technology and Research","ror":"https://ror.org/036wvzt09","country_code":"SG","type":"government","lineage":["https://openalex.org/I115228651"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Bin Ma","raw_affiliation_strings":["Agency for Science, Technology and Research (A *STAR)","[Institute for Infocomm Research, Agency for Science, Technology and Research (A*STAR), Singapore]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Agency for Science, Technology and Research (A *STAR)","institution_ids":["https://openalex.org/I115228651"]},{"raw_affiliation_string":"[Institute for Infocomm Research, Agency for Science, Technology and Research (A*STAR), Singapore]","institution_ids":["https://openalex.org/I115228651"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038369085","display_name":"Wu Guo","orcid":"https://orcid.org/0000-0002-3779-7944"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wu Guo","raw_affiliation_strings":["National Engineering Laboratory for Speech and Language Information Processing, University of Science and Technology of China (USTC)","National Engineering Laboratory for Speech and Language Information Processing, University of Science and Technology of China(USTC), China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Speech and Language Information Processing, University of Science and Technology of China (USTC)","institution_ids":["https://openalex.org/I126520041"]},{"raw_affiliation_string":"National Engineering Laboratory for Speech and Language Information Processing, University of Science and Technology of China(USTC), China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032690182","display_name":"Haizhou Li","orcid":"https://orcid.org/0000-0001-9158-9401"},"institutions":[{"id":"https://openalex.org/I115228651","display_name":"Agency for Science, Technology and Research","ror":"https://ror.org/036wvzt09","country_code":"SG","type":"government","lineage":["https://openalex.org/I115228651"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Haizhou Li","raw_affiliation_strings":["Agency for Science, Technology and Research (A *STAR)","[Institute for Infocomm Research, Agency for Science, Technology and Research (A*STAR), Singapore]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Agency for Science, Technology and Research (A *STAR)","institution_ids":["https://openalex.org/I115228651"]},{"raw_affiliation_string":"[Institute for Infocomm Research, Agency for Science, Technology and Research (A*STAR), Singapore]","institution_ids":["https://openalex.org/I115228651"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101762395","display_name":"Li Dai","orcid":"https://orcid.org/0009-0003-9444-4357"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li Rong Dai","raw_affiliation_strings":["National Engineering Laboratory for Speech and Language Information Processing, University of Science and Technology of China (USTC)","National Engineering Laboratory for Speech and Language Information Processing, University of Science and Technology of China(USTC), China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Speech and Language Information Processing, University of Science and Technology of China (USTC)","institution_ids":["https://openalex.org/I126520041"]},{"raw_affiliation_string":"National Engineering Laboratory for Speech and Language Information Processing, University of Science and Technology of China(USTC), China","institution_ids":["https://openalex.org/I126520041"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"54","last_page":"58"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"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"}},"topics":[{"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":0.9970999956130981,"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/T11309","display_name":"Music and Audio Processing","score":0.9799000024795532,"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/nist","display_name":"NIST","score":0.707138180732727},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.661028265953064},{"id":"https://openalex.org/keywords/complement","display_name":"Complement (music)","score":0.5869330763816833},{"id":"https://openalex.org/keywords/linear-discriminant-analysis","display_name":"Linear discriminant analysis","score":0.5675296187400818},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.5583845973014832},{"id":"https://openalex.org/keywords/speaker-verification","display_name":"Speaker verification","score":0.519774854183197},{"id":"https://openalex.org/keywords/dimension","display_name":"Dimension (graph theory)","score":0.5187116265296936},{"id":"https://openalex.org/keywords/probabilistic-logic","display_name":"Probabilistic logic","score":0.5140107870101929},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.48923707008361816},{"id":"https://openalex.org/keywords/curse-of-dimensionality","display_name":"Curse of dimensionality","score":0.47358614206314087},{"id":"https://openalex.org/keywords/hidden-markov-model","display_name":"Hidden Markov model","score":0.4372081160545349},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4355432391166687},{"id":"https://openalex.org/keywords/utterance","display_name":"Utterance","score":0.41802510619163513},{"id":"https://openalex.org/keywords/speaker-recognition","display_name":"Speaker recognition","score":0.39690452814102173},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.17705866694450378}],"concepts":[{"id":"https://openalex.org/C111219384","wikidata":"https://www.wikidata.org/wiki/Q6954384","display_name":"NIST","level":2,"score":0.707138180732727},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.661028265953064},{"id":"https://openalex.org/C112313634","wikidata":"https://www.wikidata.org/wiki/Q7886648","display_name":"Complement (music)","level":5,"score":0.5869330763816833},{"id":"https://openalex.org/C69738355","wikidata":"https://www.wikidata.org/wiki/Q1228929","display_name":"Linear discriminant analysis","level":2,"score":0.5675296187400818},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.5583845973014832},{"id":"https://openalex.org/C2982762665","wikidata":"https://www.wikidata.org/wiki/Q1145189","display_name":"Speaker verification","level":3,"score":0.519774854183197},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.5187116265296936},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.5140107870101929},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.48923707008361816},{"id":"https://openalex.org/C111030470","wikidata":"https://www.wikidata.org/wiki/Q1430460","display_name":"Curse of dimensionality","level":2,"score":0.47358614206314087},{"id":"https://openalex.org/C23224414","wikidata":"https://www.wikidata.org/wiki/Q176769","display_name":"Hidden Markov model","level":2,"score":0.4372081160545349},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4355432391166687},{"id":"https://openalex.org/C2775852435","wikidata":"https://www.wikidata.org/wiki/Q258403","display_name":"Utterance","level":2,"score":0.41802510619163513},{"id":"https://openalex.org/C133892786","wikidata":"https://www.wikidata.org/wiki/Q1145189","display_name":"Speaker recognition","level":2,"score":0.39690452814102173},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.17705866694450378},{"id":"https://openalex.org/C127716648","wikidata":"https://www.wikidata.org/wiki/Q104053","display_name":"Phenotype","level":3,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C188082640","wikidata":"https://www.wikidata.org/wiki/Q1780899","display_name":"Complementation","level":4,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscslp.2014.6936577","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscslp.2014.6936577","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The 9th International Symposium on Chinese Spoken Language Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","score":0.7200000286102295,"id":"https://metadata.un.org/sdg/10"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W1663973292","https://openalex.org/W1916834241","https://openalex.org/W2023238506","https://openalex.org/W2041823554","https://openalex.org/W2064364374","https://openalex.org/W2101261946","https://openalex.org/W2112582577","https://openalex.org/W2117881710","https://openalex.org/W2121812409","https://openalex.org/W2150769028","https://openalex.org/W2154278880","https://openalex.org/W2397336997","https://openalex.org/W2404874347","https://openalex.org/W2406312423","https://openalex.org/W2407252160","https://openalex.org/W3145164839","https://openalex.org/W4212863985","https://openalex.org/W4246070010","https://openalex.org/W6640010188","https://openalex.org/W6712651566","https://openalex.org/W6713414053","https://openalex.org/W6713727690"],"related_works":["https://openalex.org/W2372178361","https://openalex.org/W2118039276","https://openalex.org/W66821593","https://openalex.org/W2051274299","https://openalex.org/W2383388535","https://openalex.org/W1521299571","https://openalex.org/W1998549096","https://openalex.org/W2767892728","https://openalex.org/W468945283","https://openalex.org/W4235705411"],"abstract_inverted_index":{"Total":[0],"variability":[1,29,68,81,102],"modeling":[2,69],"has":[3],"shown":[4],"to":[5,18,35,77],"be":[6,55],"effective":[7],"for":[8,57],"text-independent":[9],"speaker":[10,26],"verification":[11],"task.":[12],"It":[13],"provisions":[14],"a":[15],"tractable":[16],"way":[17],"estimate":[19],"the":[20,25,36,40,58,66,71,79,87,92,98,107,115],"so-called":[21],"i-vector,":[22,41],"which":[23,75],"describes":[24],"and":[27,51,100,104,121],"session":[28],"rendered":[30],"in":[31],"an":[32],"utterance.":[33],"Due":[34],"low":[37],"dimensionality":[38],"of":[39,60,74,86],"channel":[42,61],"compensation":[43],"techniques":[44],"such":[45],"as":[46],"linear":[47],"discriminant":[48],"analysis":[49],"(LDA)":[50],"probabilistic":[52],"LDA":[53],"can":[54],"applied":[56],"purpose":[59],"compensation.":[62],"This":[63],"paper":[64],"proposes":[65],"local":[67,80,101],"technique,":[70],"central":[72],"idea":[73],"is":[76],"capture":[78],"associated":[82,95],"with":[83,96],"individual":[84],"dimension":[85],"acoustic":[88],"space.":[89],"We":[90],"analyze":[91],"latent":[93],"structure":[94],"both":[97],"i-vector":[99],"vector":[103],"show":[105],"that":[106],"two":[108],"representations":[109],"complement":[110],"each":[111],"other":[112],"based":[113],"on":[114,118],"experiment":[116],"conducted":[117],"NIST":[119],"SRE'08":[120],"SRE'10":[122],"datasets.":[123]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
