{"created":"2025-01-19T01:29:10.932858+00:00","updated":"2025-01-19T11:24:47.035463+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00229802","sets":["6504:11436:11439"]},"path":["11439"],"owner":"44499","recid":"229802","title":["モバイル端末からのイベント情報検索におけるGeo-indistinguishabilityを用いたユーザ位置匿名化手法の検討"],"pubdate":{"attribute_name":"公開日","attribute_value":"2023-02-16"},"_buckets":{"deposit":"4c2cb89b-10d8-4b0b-9491-fef3f62a58a0"},"_deposit":{"id":"229802","pid":{"type":"depid","value":"229802","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"モバイル端末からのイベント情報検索におけるGeo-indistinguishabilityを用いたユーザ位置匿名化手法の検討","author_link":["618159","618161","618160"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"モバイル端末からのイベント情報検索におけるGeo-indistinguishabilityを用いたユーザ位置匿名化手法の検討"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"データとウェブ","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":"日本IBM"},{"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/229802/files/IPSJ-Z85-4P-06.pdf","label":"IPSJ-Z85-4P-06.pdf"},"date":[{"dateType":"Available","dateValue":"2023-11-17"}],"format":"application/pdf","filename":"IPSJ-Z85-4P-06.pdf","filesize":[{"value":"942.7 kB"}],"mimetype":"application/pdf","accessrole":"open_date","version_id":"90d460a9-df31-484d-8d20-f1f451840501","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":"石神, 京佳"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"榎, 美紀"}],"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":"ユーザがモバイル端末の位置情報を提供して、現在地付近のイベント情報を得るようなサービスは近年多く存在するが、位置情報などの個人情報をそのままサーバに送信して情報分析に使用されることはプライバシ上の懸念がある。本研究では、ユーザの位置情報を地域メッシュと人流データを利用し、差分プライバシを位置情報匿名化に拡張した技術Geo-indistinguishabilityを満たすようなダミー位置を算出し、サーバへの問い合わせに使用することで、ユーザの位置情報を曖昧化しプライバシを考慮した。地理的な制約条件を満たしつつ、大量の SNS データからイベント情報を検索する手法を提案する。","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"556","bibliographic_titles":[{"bibliographic_title":"第85回全国大会講演論文集"}],"bibliographicPageStart":"555","bibliographicIssueDates":{"bibliographicIssueDate":"2023-02-16","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"2023"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":229802,"links":{}}