{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00241213","sets":["1164:3925:11477:11807"]},"path":["11807"],"owner":"44499","recid":"241213","title":["Webカメラを用いたCAPTCHAの提案と評価"],"pubdate":{"attribute_name":"公開日","attribute_value":"2024-11-26"},"_buckets":{"deposit":"90595b85-c034-4dca-aae9-0e53a835f165"},"_deposit":{"id":"241213","pid":{"type":"depid","value":"241213","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"Webカメラを用いたCAPTCHAの提案と評価","author_link":["663692","663696","663694","663693","663697","663695"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Webカメラを用いたCAPTCHAの提案と評価"},{"subitem_title":"Proposal and Evaluation of the CAPTCHA with Web Camera","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"認証","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2024-11-26","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"工学院大学"},{"subitem_text_value":"工学院大学"},{"subitem_text_value":"工学院大学"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Kogakuin University","subitem_text_language":"en"},{"subitem_text_value":"Kogakuin University","subitem_text_language":"en"},{"subitem_text_value":"Kogakuin University","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/241213/files/IPSJ-CSEC24107025.pdf","label":"IPSJ-CSEC24107025.pdf"},"date":[{"dateType":"Available","dateValue":"2026-11-26"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CSEC24107025.pdf","filesize":[{"value":"1.0 MB"}],"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":"44"}],"accessrole":"open_date","version_id":"a9b2306b-20f4-40c4-8be9-5722337f3e52","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2024 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"小幡, 温人"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"横井, 陸哉"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"藤川, 真樹"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Haruto, Obata","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Rikuya, Yokoi","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Masaki, Fujikawa","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA11235941","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":"2188-8655","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"今日，Web カメラはキーボードやマウスと同様に，身近な存在となったパソコン用入力デバイスである．従来のモダン CAPTCHA はキーボードやマウスを入力デバイスとするが，著者らは Web カメラを入力デバイスとする CAPTCHA を提案する．当該 CAPTCHA は，チャレンジに対する両目と指の動きをリアルタイムに観測することにより，パソコンの操作者が人間であるか否かを判断する．1 つの入力デバイスを使用し，複数の人間の部位の動きをレスポンスとして観測するため「シングルデバイス・マルチモーダル CAPTCHA」と称する．被験者 20 人に対して当該 CAPTCHA を試行させたところ，人間であると判定された割合は 98% であった．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"Today, Web camera has become familiar input device like as keyboard and mouse for PCs. Conventional modern CAPTCHAs use a keyboard or mouse as input devices for checking whether a PC's operator is a human or machine. On the other hand, the authors propose another CAPTCHA that uses a web camera as an input device. The CAPTCHA uses real-time eye tracking and hand tracking technology as a response to determine whether a person operating the computer is a human or not. We call this CAPTCHA as “single device, multi-modal CAPTCHA” because it uses one input device and observes multiple human body parts. When we asked 20 subjects to try out this CAPTCHA, they were recognized as human with 98%.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"8","bibliographic_titles":[{"bibliographic_title":"研究報告コンピュータセキュリティ（CSEC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2024-11-26","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"25","bibliographicVolumeNumber":"2024-CSEC-107"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":241213,"updated":"2025-01-19T07:42:25.288192+00:00","links":{},"created":"2025-01-19T01:45:51.436450+00:00"}