{"id":77726,"updated":"2025-01-21T20:48:26.646749+00:00","links":{},"created":"2025-01-18T23:33:14.990540+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00077726","sets":["6164:6165:6543:6544:6547"]},"path":["6547"],"owner":"10","recid":"77726","title":["指の回転が局所特徴量を用いた非接触型指紋認証に及ぼす影響-HOG特徴量と局所輝度特徴量の比較-"],"pubdate":{"attribute_name":"公開日","attribute_value":"2011-10-01"},"_buckets":{"deposit":"f9088f09-6713-41f9-9e63-c45fd50bafee"},"_deposit":{"id":"77726","pid":{"type":"depid","value":"77726","revision_id":0},"owners":[10],"status":"published","created_by":10},"item_title":"指の回転が局所特徴量を用いた非接触型指紋認証に及ぼす影響-HOG特徴量と局所輝度特徴量の比較-","author_link":["0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"指の回転が局所特徴量を用いた非接触型指紋認証に及ぼす影響-HOG特徴量と局所輝度特徴量の比較-"}]},"item_type_id":"18","publish_date":"2011-10-01","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_18_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"富山県立大学大学院工学研究科"},{"subitem_text_value":"富山県立大学大学院工学研究科"},{"subitem_text_value":"富山県立大学大学院工学研究科"},{"subitem_text_value":"富山県立大学大学院工学研究科"}]},"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/77726/files/IPSJ-MIRU2011086.pdf"},"date":[{"dateType":"Available","dateValue":"2013-10-01"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-MIRU2011086.pdf","filesize":[{"value":"3.2 MB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"0","billingrole":"5"},{"tax":["include_tax"],"price":"0","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"0239c89c-5964-4602-b036-58ce5f69db3e","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2011 by the Information Processing Society of Japan"}]},"item_18_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"森慧"},{"creatorName":"西沢和夫"},{"creatorName":"高野博史"},{"creatorName":"中村清実"}],"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_18_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"接触型の指紋認証には，指表面の状態等により認証精度が低下するという問題があるため，非接触型指紋認証の開発が行われている．しかしながら，非接触型指紋認証では，指紋画像の隆線と谷線間のコントラストが小さく特徴量が抽出しにくい問題や，入力された指紋画像に指の位置ずれ，傾き，回転が生じることで認識率が低下する問題がある．本研究では，LOG フィルタを用いて指紋画像のコントラストの問題に対応する，局所特徴量を用いた非接触型指紋認証法を提案する．本手法では，局所特徴量として，Histograms of Oriented Gradients（HOG）特徴量および局所輝度特徴量を用いる．また，指の回転が与える影響について調査を行い，指の回転変化への許容性を明らかにした．","subitem_description_type":"Other"}]},"item_18_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"604","bibliographic_titles":[{"bibliographic_title":"画像の認識・理解シンポジウム(MIRU2011)論文集"}],"bibliographicPageStart":"599","bibliographicIssueDates":{"bibliographicIssueDate":"2011-07-20","bibliographicIssueDateType":"Issued"},"bibliographicVolumeNumber":"2011"}]},"relation_version_is_last":true,"weko_creator_id":"10"}}