{"id":"https://openalex.org/W2121387787","doi":"https://doi.org/10.1109/tasl.2009.2038663","title":"Voice Conversion Based on Weighted Frequency Warping","display_name":"Voice Conversion Based on Weighted Frequency Warping","publication_year":2009,"publication_date":"2009-12-16","ids":{"openalex":"https://openalex.org/W2121387787","doi":"https://doi.org/10.1109/tasl.2009.2038663","mag":"2121387787"},"language":"en","primary_location":{"id":"doi:10.1109/tasl.2009.2038663","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tasl.2009.2038663","pdf_url":null,"source":{"id":"https://openalex.org/S199497470","display_name":"IEEE Transactions on Audio Speech and Language Processing","issn_l":"1558-7916","issn":["1558-7916","1558-7924"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Audio, Speech, and Language Processing","raw_type":"journal-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/A5039550354","display_name":"Daniel Erro","orcid":null},"institutions":[{"id":"https://openalex.org/I169108374","display_name":"University of the Basque Country","ror":"https://ror.org/000xsnr85","country_code":"ES","type":"education","lineage":["https://openalex.org/I169108374"]},{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Daniel Erro","raw_affiliation_strings":["AhoLab Signal Processing Laboratory, University of Basque Country (UPV-EHU), Bilbao, Spain","TALP Research Center, Universitat Polilt\u00e8cnica de Catalunya, Barcelona, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AhoLab Signal Processing Laboratory, University of Basque Country (UPV-EHU), Bilbao, Spain","institution_ids":["https://openalex.org/I169108374"]},{"raw_affiliation_string":"TALP Research Center, Universitat Polilt\u00e8cnica de Catalunya, Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103681962","display_name":"Asunci\u00f3n Moreno","orcid":null},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Asunci\u00f3n Moreno","raw_affiliation_strings":["TALP Research Center, Universitat Polilt\u00e8cnica de Catalunya, Barcelona, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TALP Research Center, Universitat Polilt\u00e8cnica de Catalunya, Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000405202","display_name":"Antonio Bonafonte","orcid":"https://orcid.org/0000-0002-6240-9915"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Antonio Bonafonte","raw_affiliation_strings":["TALP Research Center, Universitat Polilt\u00e8cnica de Catalunya, Barcelona, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TALP Research Center, Universitat Polilt\u00e8cnica de Catalunya, Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":8.8827,"has_fulltext":false,"cited_by_count":180,"citation_normalized_percentile":{"value":0.97838951,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"biblio":{"volume":"18","issue":"5","first_page":"922","last_page":"931"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.9997000098228455,"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":0.9997000098228455,"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":0.9991999864578247,"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":0.9904999732971191,"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/image-warping","display_name":"Image warping","score":0.7499614357948303},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.698734700679779},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.6938517093658447},{"id":"https://openalex.org/keywords/dynamic-time-warping","display_name":"Dynamic time warping","score":0.6085949540138245},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.5324733257293701},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.5238385796546936},{"id":"https://openalex.org/keywords/probabilistic-logic","display_name":"Probabilistic logic","score":0.5069051384925842},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4942641258239746},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3250313997268677},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.25794702768325806},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.12804535031318665}],"concepts":[{"id":"https://openalex.org/C157202957","wikidata":"https://www.wikidata.org/wiki/Q1659609","display_name":"Image warping","level":2,"score":0.7499614357948303},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.698734700679779},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.6938517093658447},{"id":"https://openalex.org/C88516994","wikidata":"https://www.wikidata.org/wiki/Q1268863","display_name":"Dynamic time warping","level":2,"score":0.6085949540138245},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.5324733257293701},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.5238385796546936},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.5069051384925842},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4942641258239746},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3250313997268677},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.25794702768325806},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.12804535031318665},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tasl.2009.2038663","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tasl.2009.2038663","pdf_url":null,"source":{"id":"https://openalex.org/S199497470","display_name":"IEEE Transactions on Audio Speech and Language Processing","issn_l":"1558-7916","issn":["1558-7916","1558-7924"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Audio, Speech, and Language Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W31448757","https://openalex.org/W95551363","https://openalex.org/W155193863","https://openalex.org/W156398200","https://openalex.org/W1484172358","https://openalex.org/W1508242911","https://openalex.org/W1523372075","https://openalex.org/W1599112982","https://openalex.org/W1925249181","https://openalex.org/W1963778986","https://openalex.org/W1991402032","https://openalex.org/W2067234399","https://openalex.org/W2096555739","https://openalex.org/W2105698384","https://openalex.org/W2111748458","https://openalex.org/W2114543868","https://openalex.org/W2114659828","https://openalex.org/W2115747813","https://openalex.org/W2116257577","https://openalex.org/W2118850452","https://openalex.org/W2120605154","https://openalex.org/W2121387787","https://openalex.org/W2129142580","https://openalex.org/W2136166660","https://openalex.org/W2144139079","https://openalex.org/W2145130307","https://openalex.org/W2151262064","https://openalex.org/W2153914468","https://openalex.org/W2154291215","https://openalex.org/W2156142001","https://openalex.org/W2244925781","https://openalex.org/W2294205684","https://openalex.org/W2403171680","https://openalex.org/W2917717366","https://openalex.org/W3011402798","https://openalex.org/W6601280771","https://openalex.org/W6628984253","https://openalex.org/W6629118963","https://openalex.org/W6640150173","https://openalex.org/W6713031523"],"related_works":["https://openalex.org/W1670332068","https://openalex.org/W2095618524","https://openalex.org/W2735770592","https://openalex.org/W2347413598","https://openalex.org/W1918542373","https://openalex.org/W71572444","https://openalex.org/W1997383766","https://openalex.org/W2154472250","https://openalex.org/W2350336482","https://openalex.org/W2229352698"],"abstract_inverted_index":{"Any":[0],"modification":[1],"applied":[2],"to":[3,17,59,121],"speech":[4],"signals":[5],"has":[6,88],"an":[7,106,163],"impact":[8],"on":[9],"their":[10],"perceptual":[11],"quality.":[12,95],"In":[13],"particular,":[14],"voice":[15,21,31,46,58,62,80],"conversion":[16,47,81,138],"modify":[18],"a":[19,28,50,78,89,99,130],"source":[20],"so":[22],"that":[23,37,87],"it":[24,111],"is":[25],"perceived":[26],"as":[27],"specific":[29],"target":[30,61],"involves":[32],"prosodic":[33],"and":[34,63,94,105,110,116,153,159],"spectral":[35],"transformations":[36],"produce":[38],"significant":[39,131],"quality":[40,65,134],"degradation.":[41],"Choosing":[42],"among":[43],"the":[44,53,56,60,64,67,137,147,151,154,160,167],"current":[45],"methods":[48],"represents":[49],"trade-off":[51],"between":[52,92],"similarity":[54,93],"of":[55,66,150,156,162,166],"converted":[57,69],"resulting":[68],"speech,":[70],"both":[71],"rated":[72],"by":[73],"listeners.":[74],"This":[75,96,143],"paper":[76,144],"presents":[77],"new":[79,168],"method":[82,97,152],"termed":[83],"Weighted":[84,125],"Frequency":[85,126],"Warping":[86,127],"good":[90],"balance":[91],"uses":[98],"time-varying":[100],"piecewise-linear":[101],"frequency":[102,117],"warping":[103,118],"function":[104],"energy":[107],"correction":[108],"filter,":[109],"combines":[112],"typical":[113],"probabilistic":[114,123],"techniques":[115],"transformations.":[119],"Compared":[120],"standard":[122],"systems,":[124],"results":[128,161],"in":[129,133],"increase":[132],"scores,":[135],"whereas":[136],"scores":[139],"remain":[140],"almost":[141],"unaltered.":[142],"carefully":[145],"discusses":[146],"theoretical":[148],"aspects":[149],"details":[155],"its":[157],"implementation,":[158],"international":[164],"evaluation":[165],"system":[169],"are":[170],"also":[171],"included.":[172]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":15},{"year":2020,"cited_by_count":16},{"year":2019,"cited_by_count":19},{"year":2018,"cited_by_count":7},{"year":2017,"cited_by_count":18},{"year":2016,"cited_by_count":17},{"year":2015,"cited_by_count":16},{"year":2014,"cited_by_count":19},{"year":2013,"cited_by_count":13},{"year":2012,"cited_by_count":8}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}