{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00215278","sets":["6504:10735:10807"]},"path":["10807"],"owner":"44499","recid":"215278","title":["複数マイクロホンアレイの同期および位置・姿勢推定の同時最適化の検討"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-03-04"},"_buckets":{"deposit":"100ed14d-78f2-4653-99fc-ab03c36f4b57"},"_deposit":{"id":"215278","pid":{"type":"depid","value":"215278","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"複数マイクロホンアレイの同期および位置・姿勢推定の同時最適化の検討","author_link":["554224","554223","554222","554225"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"複数マイクロホンアレイの同期および位置・姿勢推定の同時最適化の検討"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"ネットワーク","subitem_subject_scheme":"Other"}]},"item_type_id":"22","publish_date":"2021-03-04","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_22_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東工大"},{"subitem_text_value":"東工大"},{"subitem_text_value":"東工大"},{"subitem_text_value":"東工大/ホンダRIJ"}]},"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/215278/files/IPSJ-Z83-5W-07.pdf","label":"IPSJ-Z83-5W-07.pdf"},"date":[{"dateType":"Available","dateValue":"2021-12-29"}],"format":"application/pdf","filename":"IPSJ-Z83-5W-07.pdf","filesize":[{"value":"414.5 kB"}],"mimetype":"application/pdf","accessrole":"open_date","version_id":"ec1bb885-dea4-4ca1-a5f6-b722fa1a7db5","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2021 by the Information Processing Society of Japan"}]},"item_22_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"杉山, 地塩"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"糸山, 克寿"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"西田, 健次"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"中臺, 一博"}],"nameIdentifiers":[{}]}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_5794","resourcetype":"conference paper"}]},"item_22_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00349328","subitem_source_identifier_type":"NCID"}]},"item_22_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"本稿では, 複数のマイクロホンアレイによる観測信号から, マイクロホンアレイ位置・向きおよび音源位置を推定する問題を扱う. 従来法では, マイクロホンアレイ間の同期が取れていることが前提であり, 推定問題自体の探索空間が大きく局所最適解に陥りやすいため, 実問題に適用する際の制約が大きいという問題があった. この問題を解決するため, マイクロホンアレイ間の時間オフセットの導入および, 位置・向きおよび時間オフセットを同時最適化する統合型コスト関数の設計を行った. 結果として, 複数の同期が取れていないマイクロホンアレイを用いた場合でも, 従来法よりも局所最適解に陥りにくく, 推定精度の高い手法を構築することができた.","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"364","bibliographic_titles":[{"bibliographic_title":"第83回全国大会講演論文集"}],"bibliographicPageStart":"363","bibliographicIssueDates":{"bibliographicIssueDate":"2021-03-04","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"2021"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":215278,"updated":"2025-01-19T16:14:12.173859+00:00","links":{},"created":"2025-01-19T01:16:03.056160+00:00"}