{"updated":"2025-01-20T10:54:50.759722+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00164465","sets":["6504:8291:8755"]},"path":["8755"],"owner":"6748","recid":"164465","title":["ケプストラム解析を用いたJPEG符号化画像における視覚的妨害の推定"],"pubdate":{"attribute_name":"公開日","attribute_value":"2015-03-17"},"_buckets":{"deposit":"1bcf3cd6-4ada-4421-b188-077e77cecfdb"},"_deposit":{"id":"164465","pid":{"type":"depid","value":"164465","revision_id":0},"owners":[6748],"status":"published","created_by":6748},"item_title":"ケプストラム解析を用いたJPEG符号化画像における視覚的妨害の推定","author_link":["323943","323942"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"ケプストラム解析を用いたJPEG符号化画像における視覚的妨害の推定"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"人工知能と認知科学","subitem_subject_scheme":"Other"}]},"item_type_id":"22","publish_date":"2015-03-17","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_22_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"岩手県大"},{"subitem_text_value":"岩手県大"}]},"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/164465/files/IPSJ-Z77-5ZG-01.pdf","label":"IPSJ-Z77-5ZG-01.pdf"},"date":[{"dateType":"Available","dateValue":"2016-06-14"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-Z77-5ZG-01.pdf","filesize":[{"value":"293.1 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"0","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"8"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"25d7e571-ccfe-4784-93ba-7126ace2b308","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2015 by the Information Processing Society of Japan"}]},"item_22_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"佐藤, 圭"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"亀田, 昌志"}],"nameIdentifiers":[{}]}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_5794","resourcetype":"conference paper"}]},"item_22_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00349328","subitem_source_identifier_type":"NCID"}]},"item_22_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"JPEG符号化画像では，エッジ付近にモスキートノイズと呼ばれる視覚的妨害が発生する．モスキートノイズを除去するため，妨害と感じられる画像中の位置と量を定量化するノイズ推定が重要であるが，モスキートノイズは画像の内容に依存しており，ノイズ推定は困難であることが知られている．　本研究では画像の周波数領域に着目し，ケプストラム解析を用いて，ギブス現象に起因する不連続点付近の周期的変化を検出することで，画像の内容に依存しないモスキートノイズ推定法を提案する．","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"552","bibliographic_titles":[{"bibliographic_title":"第77回全国大会講演論文集"}],"bibliographicPageStart":"551","bibliographicIssueDates":{"bibliographicIssueDate":"2015-03-17","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"2015"}]},"relation_version_is_last":true,"weko_creator_id":"6748"},"created":"2025-01-19T00:36:16.669361+00:00","id":164465,"links":{}}