{"created":"2025-01-18T23:03:18.468029+00:00","updated":"2025-01-22T15:01:59.791822+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00034811","sets":["1164:2836:2870:2875"]},"path":["2875"],"owner":"1","recid":"34811","title":["輝度値変更型変調方式による画像型ディジタルコンテンツの不正コピー防止：復元された画像についての視覚実験"],"pubdate":{"attribute_name":"公開日","attribute_value":"2002-02-14"},"_buckets":{"deposit":"6ca4d54f-7762-489f-9edc-cb843f65950f"},"_deposit":{"id":"34811","pid":{"type":"depid","value":"34811","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"輝度値変更型変調方式による画像型ディジタルコンテンツの不正コピー防止：復元された画像についての視覚実験","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"輝度値変更型変調方式による画像型ディジタルコンテンツの不正コピー防止：復元された画像についての視覚実験"},{"subitem_title":"Digital Image Content Protection Based on Brightness modelation : An experiment of visual perception on image dynamically restored","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2002-02-14","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"静岡大学情報学部情報科学科"},{"subitem_text_value":"静岡大学大学院情報学研究科"},{"subitem_text_value":"静岡大学情報学部情報科学科"},{"subitem_text_value":"岩手県立大学ソフトウェア情報学部"},{"subitem_text_value":"三菱電機情報システム製作所"},{"subitem_text_value":"静岡大学情報学部情報科学科"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Faculty of Information, Shizuoka University","subitem_text_language":"en"},{"subitem_text_value":"Graduate School of Information, Shizuoka University","subitem_text_language":"en"},{"subitem_text_value":"Faculty of Information, Shizuoka University","subitem_text_language":"en"},{"subitem_text_value":"Faculty of Software and Information Science, Iwate Prefectural University","subitem_text_language":"en"},{"subitem_text_value":"Mitsubishi Electric Corp., Information System Factory","subitem_text_language":"en"},{"subitem_text_value":"Faculty of Information, Shizuoka 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/34811/files/IPSJ-DPS01106043.pdf"},"date":[{"dateType":"Available","dateValue":"2004-02-14"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-DPS01106043.pdf","filesize":[{"value":"1.2 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":"34"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"a4995c2d-4cc1-4419-b42d-89813af3826f","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2002 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"檜川, 勝"},{"creatorName":"塩田, 和也"},{"creatorName":"西垣, 正勝"},{"creatorName":"曽我, 正和"},{"creatorName":"田窪, 昭夫"},{"creatorName":"林部, 敬吉"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Masaru, Hikawa","creatorNameLang":"en"},{"creatorName":"Kazuya, Shioda","creatorNameLang":"en"},{"creatorName":"Masakatsu, Nishigaki","creatorNameLang":"en"},{"creatorName":"Masakazu, Soga","creatorNameLang":"en"},{"creatorName":"Akio, Takubo","creatorNameLang":"en"},{"creatorName":"Keikichi, Hayashibe","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10116224","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_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"画像型ディジタルコンテンツの不正コピー対策として、画像の一部又は全体を変調させて配信し、閲覧時に画像を動的復元する方法が提案されている。画像の動的復元には人間の視覚特性が利用されるが、変調画像から画像を正常に復元できるかどうかを評価実験により確認する必要がある。本稿では、輝度値変更型変調により生成された変調画像を動的復元することによって知覚される画像が、どの程度オリジナル画像に近づいて見えるか実験する。","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"A brightness modulation scheme has been proposed to protect image data from illegeal copying. In this scheme any image data is intentionally tainted; the modulated image has less quality of data than original one, so that we can distribute the modulated images free. The modulated image is dynamically restored with a visual system of each viewer. This means that viewers can recognize the original image, while the modeulated image is displayaed. This paper reports the result of an experiment to estimate the quality of images dynamically restored.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"258","bibliographic_titles":[{"bibliographic_title":"情報処理学会研究報告マルチメディア通信と分散処理（DPS）"}],"bibliographicPageStart":"253","bibliographicIssueDates":{"bibliographicIssueDate":"2002-02-14","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"12(2001-DPS-106)","bibliographicVolumeNumber":"2002"}]},"relation_version_is_last":true,"weko_creator_id":"1"},"id":34811,"links":{}}