{"updated":"2025-01-22T00:31:17.412939+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00067659","sets":["1164:5064:6010:6011"]},"path":["6011"],"owner":"10","recid":"67659","title":["Doubly nested Circle of Fifthsを用いた和音認識"],"pubdate":{"attribute_name":"公開日","attribute_value":"2010-02-08"},"_buckets":{"deposit":"c31382f0-6b91-4a56-806d-eafd41bb5d79"},"_deposit":{"id":"67659","pid":{"type":"depid","value":"67659","revision_id":0},"owners":[10],"status":"published","created_by":10},"item_title":"Doubly nested Circle of Fifthsを用いた和音認識","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Doubly nested Circle of Fifthsを用いた和音認識"},{"subitem_title":"Chord Recognition Using Doubly nested Circle of Fifths","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"パターンと認識","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2010-02-08","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"早稲田大学大学院基幹理工学研究科"},{"subitem_text_value":"早稲田大学大学院基幹理工学研究科"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Graduate School of Fundamental Science and Engineering, Waseda University","subitem_text_language":"en"},{"subitem_text_value":"Graduate School of Fundamental Science and Engineering, Waseda University","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_publisher":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"情報処理学会","subitem_publisher_language":"ja"}]},"publish_status":"0","weko_shared_id":-1,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/67659/files/IPSJ-MUS10084005.pdf"},"date":[{"dateType":"Available","dateValue":"2012-02-08"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-MUS10084005.pdf","filesize":[{"value":"572.7 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"21"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"b5c761a0-de8f-4566-b0ed-6b7481db45b5","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2010 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"植村, あい子"},{"creatorName":"甲藤, 二郎"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Aiko, Uemura","creatorNameLang":"en"},{"creatorName":"Jiro, Katto","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10438388","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"本稿では，音楽的知識であるdoubly nested Circle of Fifthsに基づいた楽曲の和音情報を抽出する方法を提案する．この情報は，和音の類似性を表す特徴ベクトルを写像することにより生成され，DNCOFベクトルと呼ばれる．本研究はDNCOFベクトルの時系列にHMMを用いて和音とその境界の検出を試みる．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"In this paper, we propose a novel method to obtain music chord information based on the musical theory known as “doubly nested Circle of Fifths”. We can obtain information by mapping features and call them “DNCOF vectors”. In this study, we apply HMM to the traces of DNCOF vectors to track music chords and detect their boundaries.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"6","bibliographic_titles":[{"bibliographic_title":"研究報告音楽情報科学（MUS）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2010-02-08","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"5","bibliographicVolumeNumber":"2010-MUS-84"}]},"relation_version_is_last":true,"weko_creator_id":"10"},"created":"2025-01-18T23:27:59.510772+00:00","id":67659,"links":{}}