{"created":"2023-05-15T15:25:18.786333+00:00","id":12894,"links":{},"metadata":{"_buckets":{"deposit":"42ff2514-8da0-4bba-b906-7709b545c27f"},"_deposit":{"created_by":3,"id":"12894","owners":[3],"pid":{"revision_id":0,"type":"depid","value":"12894"},"status":"published"},"_oai":{"id":"oai:sucra.repo.nii.ac.jp:00012894","sets":["94:426"]},"author_link":["18438","20335"],"item_119_alternative_title_1":{"attribute_name":"タイトル（別言語）","attribute_value_mlt":[{"subitem_alternative_title":"&EMPTY&"},{"subitem_alternative_title":"An Extraction Method of Fundamental Frequency Using Clipping and Band Limitation on Log Spectrum"}]},"item_119_biblio_info_8":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1999","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"7","bibliographicPageEnd":"1122","bibliographicPageStart":"1115","bibliographicVolumeNumber":"J82-A","bibliographic_titles":[{"bibliographic_title":"電子情報通信学会論文誌. A, 基礎・境界"}]}]},"item_119_description_19":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"音声の基本周波数は, 音声処理の幅広い分野で必要とされる特徴パラメータである. 音声信号から基本周波数を抽出する手法は過去に多数提案されているが, あらゆる条件に対し有効な手法はいまだに確立されていない. 本論文では, ケプストラム法を改良することにより雑音環境下における音声に有効となる基本周波数抽出法を提案する. 本手法の特色は, 対数スペクトルのうち特に雑音の影響を受けやすい高周波数成分とスペクトルの谷の部分を除去し, 音声信号の調波構造を明確にした上でケプスドラムを求める点にある. 計算機シミュレーション実,験の結果, 従来法に比べ, 本手法における抽出精度はgross pitch errorを改善することができた. 特に, 周期性を有する雑音が混入された音声の場合に, 本手法により顕著な効果が得られた.","subitem_description_type":"Abstract"}]},"item_119_description_21":{"attribute_name":"注記","attribute_value_mlt":[{"subitem_description":"copyright(c)1999 IEICE\n許諾番号：07RB0174　\nhttp://www.ieice.org/jpn/trans_online/index.html","subitem_description_type":"Other"}]},"item_119_description_29":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"subitem_description":"text","subitem_description_type":"Other"}]},"item_119_description_30":{"attribute_name":"フォーマット","attribute_value_mlt":[{"subitem_description":"application/pdf","subitem_description_type":"Other"}]},"item_119_publisher_11":{"attribute_name":"出版者名","attribute_value_mlt":[{"subitem_publisher":"社団法人電子情報通信学会"}]},"item_119_source_id_14":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"09135707","subitem_source_identifier_type":"ISSN"}]},"item_119_text_27":{"attribute_name":"版","attribute_value_mlt":[{"subitem_text_value":"[出版社版]"}]},"item_119_text_3":{"attribute_name":"著者 ローマ字","attribute_value_mlt":[{"subitem_text_value":"KOBAYASHI, Hajime"},{"subitem_text_value":"SHIMAMURA, Tetsuya"}]},"item_119_text_32":{"attribute_name":"アイテムID","attribute_value_mlt":[{"subitem_text_value":"A1003071"}]},"item_119_text_4":{"attribute_name":"著者 所属","attribute_value_mlt":[{"subitem_text_value":"埼玉大学工学部情報システム工学科"},{"subitem_text_value":"埼玉大学大学院理工学研究科"}]},"item_119_text_5":{"attribute_name":"著者 所属(別言語)","attribute_value_mlt":[{"subitem_text_value":"Department of Information and Computer Sciences, Faculty of Engineering Saitama University"},{"subitem_text_value":"Graduate School of Science and Engineering, Saitama University"}]},"item_119_text_9":{"attribute_name":"年月次","attribute_value_mlt":[{"subitem_text_value":"1999-7"}]},"item_119_version_type_28":{"attribute_name":"著者版フラグ","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":"小林, 載"},{"creatorName":"コバヤシ, ハジメ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"島村, 徹也"},{"creatorName":"シマムラ, テツヤ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{},{}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2018-01-24"}],"displaytype":"detail","filename":"A1003071.pdf","filesize":[{"value":"1.1 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"A1003071.pdf","url":"https://sucra.repo.nii.ac.jp/record/12894/files/A1003071.pdf"},"version_id":"dee7397c-e6e5-4c53-a4b0-ab04a3d0702f"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"基本周波数","subitem_subject_scheme":"Other"},{"subitem_subject":"調波構造","subitem_subject_scheme":"Other"},{"subitem_subject":"クリッピング","subitem_subject_scheme":"Other"},{"subitem_subject":"帯域制限","subitem_subject_scheme":"Other"},{"subitem_subject":"ケプストラム法","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":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"対数スペクトルにクリッピングと帯域制限を用いる基本周波数抽出法","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"対数スペクトルにクリッピングと帯域制限を用いる基本周波数抽出法"}]},"item_type_id":"119","owner":"3","path":["426"],"pubdate":{"attribute_name":"公開日","attribute_value":"2007-10-04"},"publish_date":"2007-10-04","publish_status":"0","recid":"12894","relation_version_is_last":true,"title":["対数スペクトルにクリッピングと帯域制限を用いる基本周波数抽出法"],"weko_creator_id":"3","weko_shared_id":-1},"updated":"2023-05-16T12:46:54.847699+00:00"}