{"links":{},"id":192268,"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00192268","sets":["6164:6165:6462:9599"]},"path":["9599"],"owner":"44499","recid":"192268","title":["高精度かつ高効率な秘密ロジスティック回帰の設計と実装"],"pubdate":{"attribute_name":"公開日","attribute_value":"2018-10-15"},"_buckets":{"deposit":"7385def6-b466-4168-b7fd-415338a33b1e"},"_deposit":{"id":"192268","pid":{"type":"depid","value":"192268","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"高精度かつ高効率な秘密ロジスティック回帰の設計と実装","author_link":["447613","447612","447610","447611"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"高精度かつ高効率な秘密ロジスティック回帰の設計と実装"},{"subitem_title":"Designs and Implementations of Efficient and Accurate Secret Logistic Regression","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"秘密計算，秘密分散，ロジスティック回帰","subitem_subject_scheme":"Other"}]},"item_type_id":"18","publish_date":"2018-10-15","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_18_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"NTTセキュアプラットフォーム研究所"},{"subitem_text_value":"NTTセキュアプラットフォーム研究所"},{"subitem_text_value":"NTTセキュアプラットフォーム研究所"},{"subitem_text_value":"NTTセキュアプラットフォーム研究所"}]},"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/192268/files/IPSJCSS2018173.pdf","label":"IPSJCSS2018173.pdf"},"date":[{"dateType":"Available","dateValue":"2020-10-15"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJCSS2018173.pdf","filesize":[{"value":"998.0 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"30"},{"tax":["include_tax"],"price":"0","billingrole":"46"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"ad9bdd28-887a-447f-a317-7d04d17c24e4","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2018 by the Information Processing Society of Japan"}]},"item_18_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"三品, 気吹"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"五十嵐, 大"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"濱田, 浩気"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"菊池, 亮"}],"nameIdentifiers":[{}]}]},"item_18_relation_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_select":"NCID","subitem_relation_type_id_text":"ISSN　1882-0840"}}]},"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_18_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"本稿では秘密分散ベース秘密計算上でのセキュアなロジスティック回帰アルゴリズムを提案する．ロジスティック回帰は非線形関数であるシグモイド関数を含むため暗号化したまま計算することは容易ではないが，従来手法では多項式近似を用いることで秘密計算上での実現を可能にしている．本研究で実装したセキュアなロジスティック回帰では，学習データやパラメータを全て秘匿したまま，特徴量が 2 次元である 10 万件の入力データを用いて 100 回の学習を行う処理を，40 秒程度で行うことができた．この結果は従来の手法よりも 10 倍程度高速であり，また平文と比較した場合の誤差も 0.3% 以内に抑えられた．","subitem_description_type":"Other"}]},"item_18_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"1236","bibliographic_titles":[{"bibliographic_title":"コンピュータセキュリティシンポジウム2018論文集"}],"bibliographicPageStart":"1229","bibliographicIssueNumber":"2","bibliographicVolumeNumber":"2018"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"created":"2025-01-19T00:58:01.055878+00:00","updated":"2025-01-20T00:13:28.308982+00:00"}