{"created":"2023-05-15T12:35:16.195842+00:00","id":4104,"links":{},"metadata":{"_buckets":{"deposit":"29b01953-46b4-4ccd-ae61-acff0edfb121"},"_deposit":{"created_by":91,"id":"4104","owners":[91],"pid":{"revision_id":0,"type":"depid","value":"4104"},"status":"published"},"_oai":{"id":"oai:nitech.repo.nii.ac.jp:00004104","sets":["31"]},"author_link":["462","464","10746","12089","4725"],"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":"オンセイ　ノ　テキオウ　メル　ケプストラム　ブンセキ","subitem_alternative_title_language":"ja-Kana"},{"subitem_alternative_title":"Adaptive Mel-Cepstral Analysis of Speech","subitem_alternative_title_language":"en"}]},"item_10001_biblio_info_28":{"attribute_name":"bibliographic_information","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1991-08-20","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"8","bibliographicPageEnd":"1256","bibliographicPageStart":"1249","bibliographicVolumeNumber":"J74-A","bibliographic_titles":[{"bibliographic_title":"電子通信学会論文誌. A","bibliographic_titleLang":"ja"}]}]},"item_10001_description_36":{"attribute_name":"内容記述","attribute_value_mlt":[{"subitem_description":"メルケプストラムをパラメータとする音声の適応分析法を提案する．メルケプストラムは，低い周波数域で細かい分解能を，高い周波数域で粗い分解能をもつという人間の聴覚特性を考慮したパラメータであり，音声スペクトルの表現に適している．本論文では，メルケプストラムをパラメータとするスペクトル推定法における最小化問題を解く際に，LMSアルゴリズムと同様の瞬時的なこう配の推定値を用いることにより，適応メルケプストラム分析アルゴリズムを導いている．提案する適応分析法は，MLSA（メル対数スペクトル近似）フィルタによって実現される指数形伝達関数をもつIIR形適応フィルタである．分析次数をMとしてO（M）の演算量で標本点ごとのメルケプストラム係数を得ることができ，出力のみから係数が更新されること，フィルタの安定性が保証されることなどの特徴をもつ．合成信号の分析によって，本アルゴリズムの収束性を示すと共に，自然音声分析への適用例によって本方法の有効性を示す．","subitem_description_language":"ja","subitem_description_type":"Other"}]},"item_10001_full_name_27":{"attribute_name":"著者別名","attribute_value_mlt":[{"familyNames":[{"familyName":"Wu","familyNameLang":"en"},{"familyName":"Wu","familyNameLang":"ja"}],"givenNames":[{"givenName":"Yi-Jian","givenNameLang":"en"},{"givenName":"Yi-Jian","givenNameLang":"ja"}],"nameIdentifiers":[{"nameIdentifier":"462","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Wu, Yi-Jian","nameLang":"en"},{"name":"Wu, Yi-Jian","nameLang":"ja"}]}]},"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":"0913-5707","subitem_source_identifier_type":"ISSN"}]},"item_10001_source_id_32":{"attribute_name":"item_10001_source_id_32","attribute_value_mlt":[{"subitem_source_identifier":"AN10013345","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":[{"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"}]},{"creatorNames":[{"creatorName":"深田, 俊明"}],"nameIdentifiers":[{"nameIdentifier":"12089","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"今井, 聖"}],"nameIdentifiers":[{"nameIdentifier":"4725","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":"2017-01-23"}],"displaytype":"detail","filename":"J74-A_1249.pdf","filesize":[{"value":"540.9 kB"}],"format":"application/pdf","license_note":"Copyright (c) 1991 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/4104/files/J74-A_1249.pdf"},"version_id":"df8f4d5e-07c4-4eb7-b47e-a213cd78d3f7"}]},"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":"音声の適応メルケプストラム分析","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"音声の適応メルケプストラム分析","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":"4104","relation_version_is_last":true,"title":["音声の適応メルケプストラム分析"],"weko_creator_id":"91","weko_shared_id":-1},"updated":"2025-03-13T04:05:51.794272+00:00"}