{"created":"2025-01-19T01:36:30.370222+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00234655","sets":["1164:5064:11558:11626"]},"path":["11626"],"owner":"44499","recid":"234655","title":["サポートベクタマシンの声区識別を用いたミックスボイスの多次元解析"],"pubdate":{"attribute_name":"公開日","attribute_value":"2024-06-07"},"_buckets":{"deposit":"aa498776-ec01-4050-af85-784e035c7197"},"_deposit":{"id":"234655","pid":{"type":"depid","value":"234655","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"サポートベクタマシンの声区識別を用いたミックスボイスの多次元解析","author_link":["639682","639680","639681"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"サポートベクタマシンの声区識別を用いたミックスボイスの多次元解析"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"ポスターセッション2","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2024-06-07","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学"},{"subitem_text_value":"東京大学"},{"subitem_text_value":"東京大学"}]},"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/234655/files/IPSJ-MUS24140043.pdf","label":"IPSJ-MUS24140043.pdf"},"date":[{"dateType":"Available","dateValue":"2026-06-07"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-MUS24140043.pdf","filesize":[{"value":"1.7 MB"}],"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":"f9f909f4-a1b2-40cc-b3b9-42a9c48be73b","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2024 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"稲津, 遥太郎"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"齋藤, 大輔"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"峯松, 信明"}],"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_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8752","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"地声と裏声の中間的発声であるミックスボイス歌唱は，近年のポップス歌唱において盛んになってきている．本研究では声区分析に有効とされる基本周波数，非周期性指標，第一倍音と第二倍音の振幅比，ケプストラム係数，歌唱フォルマントの 5 つの音響特徴量に着目し，ミックスボイス歌唱を解析した．解析に際し，標準化にサポートベクタマシンの識別結果を用いた多次元的な分析に取り組んだ．サポートベクタマシンによる地声-裏声識別器を構成し，声区識別における 5 つの音響特徴量の有効性を確認した．構成したサポートベクタマシン声区識別器を用いて，ミックスボイス歌唱音声の裏声-地声事後確率を音響特徴量ごとに算出し分析した．主成分分析では固有値 1 以上の主成分 2 つで 88.6％ の累積寄与率が得られた．また，5 特徴量の SVM 事後確率値が歌唱者間のミックスボイスの性質のばらつきを記述するうえで有効であることが示唆された．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"7","bibliographic_titles":[{"bibliographic_title":"研究報告音楽情報科学（MUS）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2024-06-07","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"43","bibliographicVolumeNumber":"2024-MUS-140"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":234655,"updated":"2025-01-19T09:44:11.084663+00:00","links":{}}