{"links":{},"id":194536,"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00194536","sets":["1164:3616:9728:9729"]},"path":["9729"],"owner":"44499","recid":"194536","title":["ビデオマグニフィケーションが体感品質に与える影響の分析"],"pubdate":{"attribute_name":"公開日","attribute_value":"2019-02-21"},"_buckets":{"deposit":"0138e73d-d0f2-4079-817f-501cde25b389"},"_deposit":{"id":"194536","pid":{"type":"depid","value":"194536","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"ビデオマグニフィケーションが体感品質に与える影響の分析","author_link":["460654","460653","460651","460652"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"ビデオマグニフィケーションが体感品質に与える影響の分析"},{"subitem_title":"A Study of Quality of Experience Assessment for Video Magnification","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2019-02-21","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"NTTメディアインテリジェンス研究所画像メディアプロジェクト"},{"subitem_text_value":"NTTメディアインテリジェンス研究所画像メディアプロジェクト"},{"subitem_text_value":"NTTメディアインテリジェンス研究所画像メディアプロジェクト"},{"subitem_text_value":"NTTメディアインテリジェンス研究所画像メディアプロジェクト"}]},"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/194536/files/IPSJ-AVM19104009.pdf","label":"IPSJ-AVM19104009.pdf"},"date":[{"dateType":"Available","dateValue":"2021-02-21"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-AVM19104009.pdf","filesize":[{"value":"2.2 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":"27"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"395489cd-31ef-42e9-b01c-1f018b1f7c6b","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2019 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"武田, 翔一郎"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"亀田, 明男"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"磯貝, 愛"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"木全, 英明"}],"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":"ビデオマグニフィケーションは，ヒトの視覚では捉えることが困難な映像中の微細な変化を強調 ・ 可視化する技術だが，被写体に素早く大きい変化があると，強調後の映像にノイズが発生するという課題を抱えている．これまでに，時系列データの滑らかさを評価する躍度という指標を用いることで，素早く大きい運動を無視しながら，微細な変化のみを強調する新たなビデオマグニフィケーション手法が提案されている [9]．この手法は，定性的および定量的評価を通じて，従来発生していたノイズを著しく抑制できることが確認されているが，強調された映像がユーザに与える体感品質については明らかにされていない．本稿では，微細な変化の強調率に応じた，変化に対するユーザの気づきやすさと自然さの関係性について主観評価を行い，その結果を報告する．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"Video magnification reveals subtle changes invisible to the naked eye, but artifacts appear in magnified video in the case of scene including non-linear large motion. Jerk-aware video magnification can only passes subtle change under non-linear large motions by using the jerk-based smoothness and is expected to obtain impressive magnification results without artifacts. However, it is not clear what quality of user experience is affected. In this paper, we evaluate quality of user experience for video magnified according to the rate of amplification factor.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"5","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":"2019-02-21","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"9","bibliographicVolumeNumber":"2019-AVM-104"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"created":"2025-01-19T00:59:35.024191+00:00","updated":"2025-01-19T23:26:51.311831+00:00"}