{"id":211684,"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00211684","sets":["1164:3616:10522:10611"]},"path":["10611"],"owner":"44499","recid":"211684","title":["スパース最適化を用いたディジタルフィルタの設計"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-06-17"},"_buckets":{"deposit":"3697a478-1114-41d5-9d87-ddc7369f0812"},"_deposit":{"id":"211684","pid":{"type":"depid","value":"211684","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"スパース最適化を用いたディジタルフィルタの設計","author_link":["538195","538196"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"スパース最適化を用いたディジタルフィルタの設計"},{"subitem_title":"Design of digital filters with sparse optimization","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"SIS招待講演","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2021-06-17","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"広島大学大学院先進理工系科学研究科"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Graduate School of Advanced Science and Engineering, Hiroshima 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/211684/files/IPSJ-AVM21113005.pdf","label":"IPSJ-AVM21113005.pdf"},"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-AVM21113005.pdf","filesize":[{"value":"1.6 MB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"0","billingrole":"27"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_login","version_id":"d8d5b991-e5ca-4865-9949-7aa574ba0c2c","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2021 by the Institute of Electronics, Information and Communication Engineers This SIG report is only available to those in membership of the SIG."}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"中本, 昌由"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Masayoshi, Nakamoto","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10438399","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":"2188-8582","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"ディジタルフィルタの設計に関する研究は多数発表されている．しかしながら，すべての係数が実数となる通常のディジタルフィルタの性能はほぼ限界に達している．これに対して，近年，スパース最適化に基づくディジタルフィルタ（スパースフィルタ）の設計法が提案されている．スパースフィルタは，通常の非スパースフィルタに比べて良好な性能が達成できる．本発表では，関連研究とともに発表者らが提案したスパース IIR フィルタの設計法について紹介し，従来の非スパースフィルタよりも高い性能が得られることを示す．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"Many studies for digital filter design have been proposed. However, performance of the filter with real number coefficients have reached the limit. Sparse filter can achieve a higher performance in comparison with non-sparse filter. In this study, we introduce the design for sparse IIR filter with related works. In design example, the performance of the sparse IIR filter is compared with that of the non-sparse IIR filter.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"6","bibliographic_titles":[{"bibliographic_title":"研究報告オーディオビジュアル複合情報処理（AVM）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2021-06-17","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"5","bibliographicVolumeNumber":"2021-AVM-113"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"updated":"2025-01-19T17:43:06.044328+00:00","created":"2025-01-19T01:12:49.522939+00:00","links":{}}