{"created":"2023-05-15T12:35:49.479847+00:00","id":4894,"links":{},"metadata":{"_buckets":{"deposit":"5accc1c8-bbc9-40dd-9c29-c4494bc0d851"},"_deposit":{"created_by":91,"id":"4894","owners":[91],"pid":{"revision_id":0,"type":"depid","value":"4894"},"status":"published"},"_oai":{"id":"oai:nitech.repo.nii.ac.jp:00004894","sets":["31"]},"author_link":["464","16011","464","10746"],"item_10001_alternative_title_24":{"attribute_name":"その他（別言語等）のタイトル","attribute_value_mlt":[{"subitem_alternative_title":"ワシャ　ショウゴウ　システム　ニタイスル　ゴウセイ　オンセイ　ニヨル　サショウ","subitem_alternative_title_language":"ja-Kana"},{"subitem_alternative_title":"Imposture against a Speaker Verification System Using Synthetic Speech","subitem_alternative_title_language":"en"}]},"item_10001_biblio_info_28":{"attribute_name":"bibliographic_information","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2000-11-20","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"11","bibliographicPageEnd":"2290","bibliographicPageStart":"2283","bibliographicVolumeNumber":"J83-D2","bibliographic_titles":[{"bibliographic_title":"電子情報通信学会論文誌. D-2, 情報・システム. 2, パターン処理","bibliographic_titleLang":"ja"}]}]},"item_10001_description_36":{"attribute_name":"内容記述","attribute_value_mlt":[{"subitem_description":"本論文では，話者照合システムに対する合成音声を用いた詐称について検討している．従来，発声すべきテキストがそのつどシステムから指定されるテキスト指定型話者照合システムを用いれば，テープレコーダ等による録音音声を用いた詐称を防ぐことができるとされてきた．しかし，テキスト合成方式の進歩により，任意のテキストに対して多様な声質の音声を合成できるようになってきたことから，合成音声による詐称に関する検討も必要と考えられる．そこで，HMMに基づくテキスト指定型話者照合システムに対し，少量の学習データで合成音声の声質を目標話者の声質に変換できるHMMに基づく音声合成システムを用いて，合成音声による詐称を行った．登録話者による3文章の発声を用いて音声合成システムを学習することにより，合成音声に対する等誤り率が30％以上となり，合成音声による詐称が十分可能であること示した．","subitem_description_language":"ja","subitem_description_type":"Other"}]},"item_10001_full_name_27":{"attribute_name":"著者別名","attribute_value_mlt":[{"familyNames":[{"familyName":"Tokuda","familyNameLang":"en"},{"familyName":"徳田","familyNameLang":"ja"},{"familyName":"トクダ","familyNameLang":"ja-Kana"}],"givenNames":[{"givenName":"Keiichi","givenNameLang":"en"},{"givenName":"恵一","givenNameLang":"ja"},{"givenName":"ケイイチ","givenNameLang":"ja-Kana"}],"nameIdentifiers":[{"nameIdentifier":"464","nameIdentifierScheme":"WEKO"},{"nameIdentifier":"1000020217483","nameIdentifierScheme":"NRID","nameIdentifierURI":"http://rns.nii.ac.jp/nr/1000020217483"}],"names":[{"name":"Tokuda, Keiichi","nameLang":"en"},{"name":"徳田, 恵一","nameLang":"ja"},{"name":"トクダ, ケイイチ","nameLang":"ja-Kana"}]}]},"item_10001_publisher_29":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"Institute of Electronics, Information and Communication Engineers","subitem_publisher_language":"en"}]},"item_10001_source_id_30":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0915-1923","subitem_source_identifier_type":"ISSN"}]},"item_10001_source_id_32":{"attribute_name":"item_10001_source_id_32","attribute_value_mlt":[{"subitem_source_identifier":"AA11340957","subitem_source_identifier_type":"NCID"}]},"item_10001_version_type_33":{"attribute_name":"出版タイプ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"益子, 貴史"},{"creatorName":"&EMPTY&","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{"nameIdentifier":"16011","nameIdentifierScheme":"WEKO"}]},{"creatorAffiliations":[{"affiliationNameIdentifiers":[{"affiliationNameIdentifierScheme":"ISNI","affiliationNameIdentifierURI":"http://www.isni.org/isni/"}],"affiliationNames":[{"affiliationNameLang":"ja"}]}],"creatorNames":[{"creatorName":"Tokuda, Keiichi","creatorNameLang":"en"},{"creatorName":"徳田, 恵一","creatorNameLang":"ja"},{"creatorName":"トクダ, ケイイチ","creatorNameLang":"ja-Kana"}],"familyNames":[{"familyName":"Tokuda","familyNameLang":"en"},{"familyName":"徳田","familyNameLang":"ja"},{"familyName":"トクダ","familyNameLang":"ja-Kana"}],"givenNames":[{"givenName":"Keiichi","givenNameLang":"en"},{"givenName":"恵一","givenNameLang":"ja"},{"givenName":"ケイイチ","givenNameLang":"ja-Kana"}],"nameIdentifiers":[{"nameIdentifier":"464","nameIdentifierScheme":"WEKO"},{"nameIdentifier":"1000020217483","nameIdentifierScheme":"NRID","nameIdentifierURI":"http://rns.nii.ac.jp/nr/1000020217483"}]},{"creatorNames":[{"creatorName":"小林, 隆夫"}],"nameIdentifiers":[{"nameIdentifier":"10746","nameIdentifierScheme":"WEKO"}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2017-01-25"}],"displaytype":"detail","filename":"J83-D2_2283.pdf","filesize":[{"value":"388.0 kB"}],"format":"application/pdf","license_note":"Copyright (c) 2000 IEICE　http://search.ieice.org/index.html","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"本文_fulltext","url":"https://nitech.repo.nii.ac.jp/record/4894/files/J83-D2_2283.pdf"},"version_id":"b003138e-bb15-4b17-b760-bd34a76d9858"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"item_resource_type","attribute_value_mlt":[{"resourcetype":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"話者照合システムに対する合成音声による詐称　","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"話者照合システムに対する合成音声による詐称　","subitem_title_language":"ja"}]},"item_type_id":"10001","owner":"91","path":["31"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2012-11-07"},"publish_date":"2012-11-07","publish_status":"0","recid":"4894","relation_version_is_last":true,"title":["話者照合システムに対する合成音声による詐称　"],"weko_creator_id":"91","weko_shared_id":-1},"updated":"2025-03-18T04:45:25.069575+00:00"}