{"created":"2023-06-20T13:25:22.909792+00:00","id":2120,"links":{},"metadata":{"_buckets":{"deposit":"e6af13f8-6053-48c2-9bcf-9a98fec6ae0d"},"_deposit":{"created_by":11,"id":"2120","owners":[11],"pid":{"revision_id":0,"type":"depid","value":"2120"},"status":"published"},"_oai":{"id":"oai:kougei.repo.nii.ac.jp:00002120","sets":["12:17:284:285"]},"author_link":["3628","3625","3627","3900","3626","3624"],"item_10002_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2021-06-30","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicPageEnd":"15","bibliographicPageStart":"6","bibliographicVolumeNumber":"44","bibliographic_titles":[{"bibliographic_title":"東京工芸大学工学部紀要"},{"bibliographic_title":"The Academic Reports, the Faculty of Engineering, Tokyo Polytechnic University","bibliographic_titleLang":"en"}]}]},"item_10002_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"この小文は本学における初等数理教育の素材提供の試みとして、「歌声」に  おける「母音」に焦点を当て、その倍音の成分を実験的に解析します。同じ高さの音でも、例えば「ラ ; La ; A」 に相当する440 Hz の周波数の高さの音でも、我々は、「あ」、「い」、「う」、「え」、「お」の5母音の歌を歌い分けます。  それではその5母音の違いはどこから来るのでしょうか？この疑問に答えるため、「フーリエ級数」や「フーリエ級数展開」という数学の手法を用います。このフーリエ解析により各母音の特徴を比較・整理し、「美しい声」で歌うための研究課題を明確にすることがこの小文の目的です。 更に重唱や合唱における母音の重なりを取り上げます。","subitem_description_type":"Abstract"},{"subitem_description":"Harmonic overtones contained in a vowel are studied by Fourier analysis for conversational and/or singing voices. Focusing on the first and second formant frequencies, the feature of a vowel is examined. In addition, coalescence between two or more different vowels in partial singing is investigated to achieve a performance of beautiful choral music.","subitem_description_type":"Abstract"}]},"item_10002_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"東京工芸大学工学部"}]},"item_10002_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"03876055","subitem_source_identifier_type":"ISSN"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorAffiliations":[{"affiliationNameIdentifiers":[{"affiliationNameIdentifier":"","affiliationNameIdentifierScheme":"ISNI","affiliationNameIdentifierURI":"http://www.isni.org/isni/"}],"affiliationNames":[{"affiliationName":"","affiliationNameLang":"ja"}]}],"creatorNames":[{"creatorName":"平岡, 一幸","creatorNameLang":"ja"},{"creatorName":"ヒラオカ, カズユキ","creatorNameLang":"ja-Kana"},{"creatorName":"Hiraoka, Kazuyuki","creatorNameLang":"en"}],"familyNames":[{"familyName":"平岡","familyNameLang":"ja"},{"familyName":"ヒラオカ","familyNameLang":"ja-Kana"},{"familyName":"Hiraoka","familyNameLang":"en"}],"givenNames":[{"givenName":"一幸","givenNameLang":"ja"},{"givenName":"カズユキ","givenNameLang":"ja-Kana"},{"givenName":"Kazuyuki","givenNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"3900","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"阿部, はる奈"},{"creatorName":"アベ, ハルナ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{"nameIdentifier":"3624","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"田島, 滉太"},{"creatorName":"タジマ, コウタ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{"nameIdentifier":"3625","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Hiraoka, Kazuyuki","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"3626","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Abe, Haruna","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"3627","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Tajima, Kota","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"3628","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":"2021-06-30"}],"displaytype":"detail","filename":"vol44-1-02.pdf","filesize":[{"value":"2.6 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"vol44-1-02","url":"https://kougei.repo.nii.ac.jp/record/2120/files/vol44-1-02.pdf"},"version_id":"b783724e-3070-4efc-92e0-ab0a69cf25f7"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"数理科学","subitem_subject_scheme":"Other"},{"subitem_subject":"倍音","subitem_subject_scheme":"Other"},{"subitem_subject":"フォルマント","subitem_subject_scheme":"Other"},{"subitem_subject":"フーリエ変換","subitem_subject_scheme":"Other"},{"subitem_subject":"合唱音楽","subitem_subject_scheme":"Other"},{"subitem_subject":"mathematical science","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"harmonic","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"overtone","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"formant","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"Fourier transform","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"choral music","subitem_subject_language":"en","subitem_subject_scheme":"Other"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"departmental bulletin paper","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"合唱のためのフーリエ音楽学：母音を構成する倍音群の解析","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"合唱のためのフーリエ音楽学：母音を構成する倍音群の解析"},{"subitem_title":"Harmonics of a vowel:Fourier analysis of singing voice for choral music","subitem_title_language":"en"}]},"item_type_id":"10002","owner":"11","path":["285"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-06-30"},"publish_date":"2021-06-30","publish_status":"0","recid":"2120","relation_version_is_last":true,"title":["合唱のためのフーリエ音楽学：母音を構成する倍音群の解析"],"weko_creator_id":"11","weko_shared_id":-1},"updated":"2024-06-24T06:04:57.958065+00:00"}