{"created":"2023-06-20T16:40:22.179120+00:00","id":10615,"links":{},"metadata":{"_buckets":{"deposit":"1ebc012c-b33c-4cf5-bfb7-193ed714a781"},"_deposit":{"created_by":3,"id":"10615","owners":[3],"pid":{"revision_id":0,"type":"depid","value":"10615"},"status":"published"},"_oai":{"id":"oai:kindai.repo.nii.ac.jp:00010615","sets":["14:923:2327:2341","21:3039:3492:3494"]},"author_link":["20766"],"item_2_biblio_info_21":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2008-12-01","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicPageEnd":"46","bibliographicPageStart":"39","bibliographicVolumeNumber":"41","bibliographic_titles":[{"bibliographic_title":"近畿大学短大論集"},{"bibliographic_title":"The Bulletin of The Junior College of Kinki University","bibliographic_titleLang":"en"}]}]},"item_2_description_33":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"JPEG圧縮は、静止画の情報量を低減できる圧縮技術である。しかし、圧縮率を上げるとブロックノイズが目立つようになり、同時に画質の低下が感じられるようになる。そこで、圧縮率の異なるJPEG画像の画質を比較し、JPEG圧縮の限界を示す特徴的な量を考察する。\n（英文） JPEG is the compression technique that can reduce the amount of information of still images. However, as the compression ratio is raised higher, the amount of block noise increased and picture quality deteriorates significantly. Therefore, in this paper, characteristic quantity that indicates the limit of the JPEG compression on visual cognition is estimated.","subitem_description_type":"Abstract"}]},"item_2_description_41":{"attribute_name":"フォーマット","attribute_value_mlt":[{"subitem_description":"application/pdf","subitem_description_type":"Other"}]},"item_2_publisher_14":{"attribute_name":"出版者 名前","attribute_value_mlt":[{"subitem_publisher":"近畿大学短期大学部"}]},"item_2_source_id_22":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"03867048","subitem_source_identifier_type":"ISSN"}]},"item_2_text_7":{"attribute_name":"著者(英)","attribute_value_mlt":[{"subitem_text_language":"en","subitem_text_value":"Kuroda, Shojiro"}]},"item_2_text_8":{"attribute_name":"著者 所属","attribute_value_mlt":[{"subitem_text_value":"近畿大学短期大学部; 教授"}]},"item_2_version_type_12":{"attribute_name":"版","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_be7fb7dd8ff6fe43","subitem_version_type":"NA"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"黒田,  正治郎"},{"creatorName":"クロダ, ショウジロウ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2016-02-18"}],"displaytype":"detail","filename":"AN00064011-20081200-0039.pdf","filesize":[{"value":"1.5 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"AN00064011-20081200-0039.pdf","url":"https://kindai.repo.nii.ac.jp/record/10615/files/AN00064011-20081200-0039.pdf"},"version_id":"a588d76a-5356-4535-a519-ac430583a37a"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"JPEG","subitem_subject_scheme":"Other"},{"subitem_subject":"圧縮","subitem_subject_scheme":"Other"},{"subitem_subject":"画質劣化","subitem_subject_scheme":"Other"},{"subitem_subject":"視覚的パラメタ","subitem_subject_scheme":"Other"},{"subitem_subject":"JPEG-compression","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"picture deterioration","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"visually parameters","subitem_subject_language":"en","subitem_subject_scheme":"Other"}]},"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":"departmental bulletin paper","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"JPEG圧縮における画質劣化の視覚的パラメタ","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"JPEG圧縮における画質劣化の視覚的パラメタ"},{"subitem_title":"Estimating Visually Parameters of the Picture Deterioration in the JPEG Compression","subitem_title_language":"en"}]},"item_type_id":"2","owner":"3","path":["2341","3494"],"pubdate":{"attribute_name":"公開日","attribute_value":"2010-07-16"},"publish_date":"2010-07-16","publish_status":"0","recid":"10615","relation_version_is_last":true,"title":["JPEG圧縮における画質劣化の視覚的パラメタ"],"weko_creator_id":"3","weko_shared_id":3},"updated":"2023-06-20T20:26:16.244996+00:00"}