{"created":"2025-01-19T01:30:21.041398+00:00","updated":"2025-01-19T11:06:41.487411+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00230527","sets":["6504:11436:11442"]},"path":["11442"],"owner":"44499","recid":"230527","title":["圧縮センシングによる準同型暗号文の通信量削減"],"pubdate":{"attribute_name":"公開日","attribute_value":"2023-02-16"},"_buckets":{"deposit":"41fe1731-fd4b-4472-bb2e-736084581847"},"_deposit":{"id":"230527","pid":{"type":"depid","value":"230527","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"圧縮センシングによる準同型暗号文の通信量削減","author_link":["621229","621227","621228"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"圧縮センシングによる準同型暗号文の通信量削減"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"セキュリティ","subitem_subject_scheme":"Other"}]},"item_type_id":"22","publish_date":"2023-02-16","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":"お茶の水女子大"},{"subitem_text_value":"お茶の水女子大"},{"subitem_text_value":"お茶の水女子大"}]},"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/230527/files/IPSJ-Z85-2ZD-01.pdf","label":"IPSJ-Z85-2ZD-01.pdf"},"date":[{"dateType":"Available","dateValue":"2023-11-17"}],"format":"application/pdf","filename":"IPSJ-Z85-2ZD-01.pdf","filesize":[{"value":"885.7 kB"}],"mimetype":"application/pdf","accessrole":"open_date","version_id":"307ac07f-5302-45ed-acdd-f18f96d56fd7","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2023 by the Information Processing Society of Japan"}]},"item_22_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"泉, 湖雪"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"松本, 茉倫"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"小口, 正人"}],"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":"近年のIoT デバイスやクラウドサービスの普及により，クラウド上で安全にデータを処理する必要がある．そこで，暗号文同士の加算や乗算が可能な準同型暗号が注目されている．しかし，準同型暗号は暗号文のサイズが大きいため，クライアントからサーバに多次元データを送信する際に通信量が大きくなってしまうという課題がある．本研究では，ゼロ成分を多く含む (以下 スパースな) データを圧縮してから復元する「圧縮センシング」を利用して，通信量を削減してスパースな多次元データを送信することを提案する．実験では乱数により生成したスパースな多次元データを用いて，既存手法と提案手法で，準同型暗号文のサイズ，サーバでの復元結果の精度を比較する．","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"494","bibliographic_titles":[{"bibliographic_title":"第85回全国大会講演論文集"}],"bibliographicPageStart":"493","bibliographicIssueDates":{"bibliographicIssueDate":"2023-02-16","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"2023"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":230527,"links":{}}