{"updated":"2025-01-19T17:55:47.651735+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00211047","sets":["1164:4088:10494:10571"]},"path":["10571"],"owner":"44499","recid":"211047","title":["差分プライベートな確率的勾配降下法に関する一検討"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-05-06"},"_buckets":{"deposit":"69a6b517-0b26-43a5-b081-69fbf7f27457"},"_deposit":{"id":"211047","pid":{"type":"depid","value":"211047","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"差分プライベートな確率的勾配降下法に関する一検討","author_link":["535594","535593"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"差分プライベートな確率的勾配降下法に関する一検討"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"CSEC","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2021-05-06","item_4_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"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"NTT Secure Platform Laboratories","subitem_text_language":"en"},{"subitem_text_value":"NTT Secure Platform Laboratories","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"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/211047/files/IPSJ-IOT21053025.pdf","label":"IPSJ-IOT21053025.pdf"},"date":[{"dateType":"Available","dateValue":"2023-05-06"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-IOT21053025.pdf","filesize":[{"value":"780.0 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":"43"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"649e388c-7aa4-420e-b724-4fbfb7af28d2","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2021 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"長谷川, 聡"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"三浦, 尭之"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA12326962","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8787","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"本稿では，差分プライベートな確率的勾配降下法に関する検討を行う．深層学習を差分プライベート化するために従来から用いられている DP-SGD では，勾配の L2 感度を抑制するために，勾配の L2 距離が規定値以上のものをカットする「ノルムクリッピング」というアプローチを用いている．それに対し本稿では，ノルムクリッピングとは異なるアプローチを用いる．具体的には，深層学習の損失関数にリプシッツ連続の制約を設けることで，ノルムクリッピングをせずに勾配の L2 感度を抑える方法を検討する．この新たな方式の位置づけについて考察を行った結果を報告する．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"5","bibliographic_titles":[{"bibliographic_title":"研究報告インターネットと運用技術（IOT）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2021-05-06","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"25","bibliographicVolumeNumber":"2021-IOT-53"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"created":"2025-01-19T01:12:14.500187+00:00","id":211047,"links":{}}