{"links":{},"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00038989","sets":["1164:3206:3317:3318"]},"path":["3318"],"owner":"1","recid":"38989","title":["中心点に着目した指紋画像の一分類法"],"pubdate":{"attribute_name":"公開日","attribute_value":"1989-12-14"},"_buckets":{"deposit":"571bb696-ff80-4256-b8ca-24225d9be530"},"_deposit":{"id":"38989","pid":{"type":"depid","value":"38989","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"中心点に着目した指紋画像の一分類法","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"中心点に着目した指紋画像の一分類法"},{"subitem_title":"An Algorithm for classification of fingerprints based on the Core","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"1989-12-14","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"山口大学工学部"},{"subitem_text_value":"山口大学工学部"},{"subitem_text_value":"山口大学工学部"},{"subitem_text_value":"山口大学工学部"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Yamaguchi University","subitem_text_language":"en"},{"subitem_text_value":"Yamaguchi University","subitem_text_language":"en"},{"subitem_text_value":"Yamaguchi University","subitem_text_language":"en"},{"subitem_text_value":"Yamaguchi 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/38989/files/IPSJ-CG89042003.pdf"},"date":[{"dateType":"Available","dateValue":"1991-12-14"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CG89042003.pdf","filesize":[{"value":"811.3 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":"28"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"75699adb-67a8-40c5-a3ed-30ef484d1897","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 1989 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"伊藤伸一郎"},{"creatorName":"金岡, 泰保"},{"creatorName":"浜本, 義彦"},{"creatorName":"富田, 真吾"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Shinichiro, Ito","creatorNameLang":"en"},{"creatorName":"Taiho, Kanaoka","creatorNameLang":"en"},{"creatorName":"Yoshihiko, Hamamoto","creatorNameLang":"en"},{"creatorName":"Tomita, Shingo","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10100541","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_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"指紋自動識別システムは実用化されているが、照合効率という点ではまだ多くの問題が残されている。この問題の解決法として、指紋の分類が考えられている。これはあらかじめ指紋画像を隆線の形状によって複数個のクラスに分類しておくことにより、すべての指紋画像と照合する必要がなくなるため照合効率が向上するという長所を有する。本論文ではまず指紋の中心点を抽出し、その中心点を基に隆線の追跡を行い、特徴抽出と分類を交互に行うことにより、指紋画像をWhorl、Arch、Right Loop、Left Loopの4クラスに分類する手法を提案する。最後にシミュレーション実験を行い、本手法の有効性を検討する。","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"An Algorithm for classification of fingerprints is proposed. First, the core is extracted from a fingerprint. Next, by tracing the ridge based on the core, we extract the features concerning the ridge. Last, using the features, we classify fingerprints into four classes : whorl, arch, right loop, and left 1oop. From experimental results, we show that the proposed algorithm works well in terms of the accuracy of classification.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"22","bibliographic_titles":[{"bibliographic_title":"情報処理学会研究報告グラフィクスとCAD（CG）"}],"bibliographicPageStart":"15","bibliographicIssueDates":{"bibliographicIssueDate":"1989-12-14","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"109(1989-CG-042)","bibliographicVolumeNumber":"1989"}]},"relation_version_is_last":true,"weko_creator_id":"1"},"created":"2025-01-18T23:06:27.476507+00:00","updated":"2025-01-22T13:05:42.342009+00:00","id":38989}