{"links":{},"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00236593","sets":["6504:11678:11687"]},"path":["11687"],"owner":"44499","recid":"236593","title":["ランダム化を用いた<i>k<sup>m</sup></i>-匿名化手法"],"pubdate":{"attribute_name":"公開日","attribute_value":"2024-03-01"},"_buckets":{"deposit":"e865d20a-0249-40a7-979a-bb629e00752d"},"_deposit":{"id":"236593","pid":{"type":"depid","value":"236593","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"ランダム化を用いた<i>k<sup>m</sup></i>-匿名化手法","author_link":["646815","646814","646810","646812","646813","646811"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"ランダム化を用いた<i>k<sup>m</sup></i>-匿名化手法"}]},"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":"2024-03-01","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":"神奈川大"},{"subitem_text_value":"神奈川大"},{"subitem_text_value":"神奈川大"},{"subitem_text_value":"群馬大"},{"subitem_text_value":"NTT社会情報研究所"},{"subitem_text_value":"NTT社会情報研究所"}]},"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/236593/files/IPSJ-Z86-4ZD-02.pdf","label":"IPSJ-Z86-4ZD-02.pdf"},"date":[{"dateType":"Available","dateValue":"2024-07-04"}],"format":"application/pdf","filename":"IPSJ-Z86-4ZD-02.pdf","filesize":[{"value":"195.8 kB"}],"mimetype":"application/pdf","accessrole":"open_date","version_id":"d1ee8aa9-8955-4782-8db5-a073ec12846c","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2024 by the Information Processing Society of Japan"}]},"item_22_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"岩城, 早汰"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"小林, 雅弥"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"藤岡, 淳"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"千田, 浩司"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"永井, 彰"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"安田, 幹"}],"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":"人工知能やデータマイニングの研究・開発が進むにつれ，個人情報を含んだビッグデータの需要は高まってきている．しかし，ビッグデータの活用には個人の特定を防ぐために$k$-匿名化のような処理が必要不可欠である．一方でAggarwalらの研究により，高次元データを<i>k</i>-匿名化することが困難であると示された．そこでTerrovitisらより，-匿名性の制約を強めた<i>k<sup>m</sup></i>-匿名性および匿名化手法が提案されたが，彼らの手法では2値行データは扱えなかった．一方，小林らは2値行列データに対する<i>k<sup>m</sup></i>-匿名化手法を提案したが，一部データに対し，匿名性が満たせないという問題点が存在した．本稿では，小林らの手法に確率的処理を導入し，その有用性を検証する．","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"568","bibliographic_titles":[{"bibliographic_title":"第86回全国大会講演論文集"}],"bibliographicPageStart":"567","bibliographicIssueDates":{"bibliographicIssueDate":"2024-03-01","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"2024"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"updated":"2025-01-19T09:11:56.188658+00:00","created":"2025-01-19T01:38:43.871126+00:00","id":236593}