{"id":"https://openalex.org/W1982117629","doi":"https://doi.org/10.1109/icassp.2010.5495118","title":"Investigations on ensemble based unsupervised adaptation methods","display_name":"Investigations on ensemble based unsupervised adaptation methods","publication_year":2010,"publication_date":"2010-01-01","ids":{"openalex":"https://openalex.org/W1982117629","doi":"https://doi.org/10.1109/icassp.2010.5495118","mag":"1982117629"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2010.5495118","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2010.5495118","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://t2r2.star.titech.ac.jp/rrws/file/CTT100601478/ATD100000413/","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5058388148","display_name":"Yu Kubota","orcid":null},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yu Kubota","raw_affiliation_strings":["School of Information Science and Engineering, Tokyo Institute of Technology, Tokyo, Japan","Graduate School of Information Science and Engineering, Tokyo Institute of Technology, JAPAN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Tokyo Institute of Technology, Tokyo, Japan","institution_ids":["https://openalex.org/I114531698"]},{"raw_affiliation_string":"Graduate School of Information Science and Engineering, Tokyo Institute of Technology, JAPAN","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103015161","display_name":"Takahiro Shinozaki","orcid":"https://orcid.org/0000-0001-8114-8450"},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takahiro Shinozaki","raw_affiliation_strings":["School of Information Science and Engineering, Tokyo Institute of Technology, Tokyo, Japan","Graduate School of Information Science and Engineering, Tokyo Institute of Technology, JAPAN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Tokyo Institute of Technology, Tokyo, Japan","institution_ids":["https://openalex.org/I114531698"]},{"raw_affiliation_string":"Graduate School of Information Science and Engineering, Tokyo Institute of Technology, JAPAN","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009532108","display_name":"Sadaoki Furui","orcid":null},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Sadaoki Furui","raw_affiliation_strings":["School of Information Science and Engineering, Tokyo Institute of Technology, Tokyo, Japan","Graduate School of Information Science and Engineering, Tokyo Institute of Technology, JAPAN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Tokyo Institute of Technology, Tokyo, Japan","institution_ids":["https://openalex.org/I114531698"]},{"raw_affiliation_string":"Graduate School of Information Science and Engineering, Tokyo Institute of Technology, JAPAN","institution_ids":["https://openalex.org/I114531698"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I114531698"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"i","issue":null,"first_page":"4874","last_page":"4877"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9987000226974487,"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":0.9987000226974487,"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/T10201","display_name":"Speech Recognition and Synthesis","score":0.9908999800682068,"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/T11309","display_name":"Music and Audio Processing","score":0.9690999984741211,"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/adaptation","display_name":"Adaptation (eye)","score":0.8204377889633179},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7452970147132874},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.6380857229232788},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5937056541442871},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5363892912864685},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.507838785648346},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.4306851029396057},{"id":"https://openalex.org/keywords/unsupervised-learning","display_name":"Unsupervised learning","score":0.42735612392425537},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07159087061882019}],"concepts":[{"id":"https://openalex.org/C139807058","wikidata":"https://www.wikidata.org/wiki/Q352374","display_name":"Adaptation (eye)","level":2,"score":0.8204377889633179},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7452970147132874},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.6380857229232788},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5937056541442871},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5363892912864685},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.507838785648346},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.4306851029396057},{"id":"https://openalex.org/C8038995","wikidata":"https://www.wikidata.org/wiki/Q1152135","display_name":"Unsupervised learning","level":2,"score":0.42735612392425537},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07159087061882019},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icassp.2010.5495118","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2010.5495118","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"},{"id":"pmh:oai:t2r2.star.titech.ac.jp:50101894","is_oa":true,"landing_page_url":"http://t2r2.star.titech.ac.jp/cgi-bin/publicationinfo.cgi?q_publication_content_number=CTT100601478","pdf_url":"http://t2r2.star.titech.ac.jp/rrws/file/CTT100601478/ATD100000413/","source":{"id":"https://openalex.org/S4377196385","display_name":"Tokyo Tech Research Repository (Tokyo Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I114531698","host_organization_name":"Tokyo Institute of Technology","host_organization_lineage":["https://openalex.org/I114531698"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference Paper"}],"best_oa_location":{"id":"pmh:oai:t2r2.star.titech.ac.jp:50101894","is_oa":true,"landing_page_url":"http://t2r2.star.titech.ac.jp/cgi-bin/publicationinfo.cgi?q_publication_content_number=CTT100601478","pdf_url":"http://t2r2.star.titech.ac.jp/rrws/file/CTT100601478/ATD100000413/","source":{"id":"https://openalex.org/S4377196385","display_name":"Tokyo Tech Research Repository (Tokyo Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I114531698","host_organization_name":"Tokyo Institute of Technology","host_organization_lineage":["https://openalex.org/I114531698"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference Paper"},"sustainable_development_goals":[{"score":0.6899999976158142,"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W1982117629.pdf"},"referenced_works_count":13,"referenced_works":["https://openalex.org/W87954838","https://openalex.org/W88081813","https://openalex.org/W1969153299","https://openalex.org/W2005522781","https://openalex.org/W2090751903","https://openalex.org/W2106208939","https://openalex.org/W2144795969","https://openalex.org/W2150907703","https://openalex.org/W2172203831","https://openalex.org/W2398991154","https://openalex.org/W6603550504","https://openalex.org/W6681195421","https://openalex.org/W6682398751"],"related_works":["https://openalex.org/W3196155444","https://openalex.org/W328659180","https://openalex.org/W4321844043","https://openalex.org/W3210156800","https://openalex.org/W4390062853","https://openalex.org/W4297883248","https://openalex.org/W4255830763","https://openalex.org/W1583266947","https://openalex.org/W4286799911","https://openalex.org/W3165437720"],"abstract_inverted_index":{"We":[0],"have":[1,32],"previously":[2],"proposed":[3,112],"unsupervised":[4,14,107],"cross-validation":[5],"(CV)":[6],"adaptation":[7,17,110,140],"that":[8,34,43,65,115,127],"introduces":[9,116],"CV":[10,68,88,105,128],"into":[11],"an":[12,26,102],"iterative":[13],"batch":[15,139],"mode":[16],"framework":[18],"to":[19,104],"suppress":[20],"the":[21,44,67,87,137,142],"influence":[22],"of":[23,77,122,149],"errors":[24],"in":[25,147],"internally":[27],"generated":[28],"recognition":[29,37,53,99],"hypothesis":[30],"and":[31,95,113,129],"shown":[33],"it":[35],"improves":[36],"performance.":[38],"However,":[39],"a":[40,50,56,75,91,96,117],"limitation":[41,63],"was":[42,64,70,74],"experiments":[45],"were":[46],"performed":[47],"using":[48,78,90],"only":[49,66],"clean":[51],"speech":[52,98],"task":[54],"with":[55],"ML":[57],"trained":[58,93],"initial":[59],"acoustic":[60],"model.":[61],"Another":[62],"method":[69,89],"investigated":[71,114],"while":[72],"there":[73],"possibility":[76],"other":[79],"ensemble":[80],"methods.":[81],"In":[82],"this":[83],"study,":[84],"we":[85],"evaluate":[86],"discriminatively":[92],"baseline":[94],"noisy":[97],"task.":[100],"As":[101],"alternative":[103],"adaptation,":[106],"aggregated":[108],"(Ag)":[109],"is":[111,144],"bagging":[118],"like":[119],"idea":[120],"instead":[121],"CV.":[123],"Experimental":[124],"results":[125],"show":[126],"Ag":[130],"adaptations":[131],"consistently":[132],"give":[133],"larger":[134],"improvements":[135],"than":[136],"conventional":[138],"but":[141],"former":[143],"more":[145],"advantageous":[146],"terms":[148],"computational":[150],"cost.":[151]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}