{"created":"2023-07-25T10:33:22.361515+00:00","id":4749,"links":{},"metadata":{"_buckets":{"deposit":"65e85e51-4ec2-476a-869e-eb3128d4408e"},"_deposit":{"created_by":3,"id":"4749","owners":[3],"pid":{"revision_id":0,"type":"depid","value":"4749"},"status":"published"},"_oai":{"id":"oai:shizuoka.repo.nii.ac.jp:00004749","sets":["80:222"]},"author_link":["4691","1181","4693","941","1182"],"item_26_alternative_title_1":{"attribute_name":"その他のタイトル","attribute_value_mlt":[{"subitem_alternative_title":"A Text hiding by Visual Secret Sharing with Natural Images"}]},"item_26_biblio_info_5":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2005-07-21","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"70","bibliographicPageEnd":"228","bibliographicPageStart":"221","bibliographicVolumeNumber":"2005","bibliographic_titles":[{"bibliographic_title":"情報処理学会研究報告. CSEC, [コンピュータセキュリティ]"}]}]},"item_26_description_30":{"attribute_name":"フォーマット","attribute_value_mlt":[{"subitem_description":"application/pdf","subitem_description_type":"Other"}]},"item_26_description_9":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"ディジタル文書にはコピー&ペーストやプリントアウトなどにより, 保護すべき情報が容易に流出してしまうという問題がある.この問題に対する一手法として, 著者らは「視覚復号型秘密分散を用いたテキスト型秘密分散方式」を提案している.本方式では, 複数のランダムドット画像を高速に切り替えて表示することにより, 人間の視覚に秘密のテキスト画像を直接, 知覚させることができる.各ランダムドット画像には, テキスト画像に関する情報は一切存在しない.本稿では, この方式を改良し, 複数枚の「自然画像」を高速に切替表示することによって, 秘密のテキスト画像を復元する方法を示す.さらに, 提案方式を実現するためのプロトタイプを実装し, 基礎実験から得られた結果について検討する.","subitem_description_type":"Abstract"}]},"item_26_publisher_6":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"情報処理学会"}]},"item_26_relation_22":{"attribute_name":"NII論文ID","attribute_value_mlt":[{"subitem_relation_type":"isIdenticalTo","subitem_relation_type_id":{"subitem_relation_type_id_text":"10016692726","subitem_relation_type_select":"NAID"}}]},"item_26_rights_7":{"attribute_name":"権利","attribute_value_mlt":[{"subitem_rights":"本文データは学協会の許諾に基づきCiNiiから複製したものであるここに掲載した著作物の利用に関する注意 本著作物の著作権は（社）情報処理学会に帰属します。本著作物は著作権者である情報処理学会の許可のもとに掲載するものです。ご利用に当たっては「著作権法」ならびに「情報処理学会倫理綱領」に従うことをお願いいたします。 Notice for the use of this material The copyright of this material is retained by the Information Processing Society of Japan (IPSJ). This material is published on this web site with the agreement of the author (s) and the IPSJ. Please be complied with Copyright Law of Japan and the Code of Ethics of the IPSJ if any users wish to reproduce, make derivative work, distribute or make available to the public any part or whole thereof. All Rights Reserved, Copyright (C) Information Processing Society of Japan."}]},"item_26_source_id_19":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"09196072","subitem_source_identifier_type":"ISSN"}]},"item_26_source_id_23":{"attribute_name":"NII書誌ID","attribute_value_mlt":[{"subitem_source_identifier":"AA11235941","subitem_source_identifier_type":"NCID"}]},"item_26_subject_8":{"attribute_name":"NDC","attribute_value_mlt":[{"subitem_subject":"007","subitem_subject_scheme":"NDC"}]},"item_26_version_type_32":{"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":"宮木, 孝"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"塩田, 和也"}],"nameIdentifiers":[{},{},{}]},{"creatorNames":[{"creatorName":"吉田, 英樹"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"小澤, 雅治"}],"nameIdentifiers":[{},{}]},{"creatorNames":[{"creatorName":"西垣, 正勝"}],"nameIdentifiers":[{},{},{},{}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2017-12-14"}],"displaytype":"detail","filename":"101029007.pdf","filesize":[{"value":"1.1 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"101029007.pdf","url":"https://shizuoka.repo.nii.ac.jp/record/4749/files/101029007.pdf"},"version_id":"2243f835-2445-431b-ad95-d9c9196bd5b9"}]},"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":"自然画像を用いた視覚復号型秘密分散によるテキストハイディング","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"自然画像を用いた視覚復号型秘密分散によるテキストハイディング"}]},"item_type_id":"26","owner":"3","path":["222"],"pubdate":{"attribute_name":"公開日","attribute_value":"2010-10-29"},"publish_date":"2010-10-29","publish_status":"0","recid":"4749","relation_version_is_last":true,"title":["自然画像を用いた視覚復号型秘密分散によるテキストハイディング"],"weko_creator_id":"3","weko_shared_id":-1},"updated":"2024-02-14T02:53:17.792900+00:00"}