{"updated":"2025-01-23T00:05:07.632360+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00015964","sets":["581:892:897"]},"path":["897"],"owner":"1","recid":"15964","title":["3次元ディジタル画像上のエッジ検出オペレータの導出とその能力の評価"],"pubdate":{"attribute_name":"公開日","attribute_value":"1984-03-15"},"_buckets":{"deposit":"3323d6de-3c9b-4579-b50d-e39bb6d53ba2"},"_deposit":{"id":"15964","pid":{"type":"depid","value":"15964","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"3次元ディジタル画像上のエッジ検出オペレータの導出とその能力の評価","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"3次元ディジタル画像上のエッジ検出オペレータの導出とその能力の評価"},{"subitem_title":"Derivation of Edge Detection Operators for 3 - dimensional Digital Images and Evaluation of Their Performance","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"論文","subitem_subject_scheme":"Other"}]},"item_type_id":"2","publish_date":"1984-03-15","item_2_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"豊橋技術科学大学情報工学系"},{"subitem_text_value":"名古屋大学工学部電子工学科"}]},"item_2_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Department of Information and Computer Sciences, Toyohashi University of Technology","subitem_text_language":"en"},{"subitem_text_value":"Department of Electronics, School of Engineering, Nagoya University","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"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/15964/files/IPSJ-JNL2502009.pdf"},"date":[{"dateType":"Available","dateValue":"1986-03-15"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-JNL2502009.pdf","filesize":[{"value":"651.4 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":"8"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"a0de2741-a8b5-4460-a8c6-b3974e284cae","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 1984 by the Information Processing Society of Japan"}]},"item_2_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"鈴木, 秀智"},{"creatorName":"鳥脇, 純一郎"}],"nameIdentifiers":[{}]}]},"item_2_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Hidetomo, Suzuki","creatorNameLang":"en"},{"creatorName":"Jun-Ichiro, Toriwaki","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_2_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00116647","subitem_source_identifier_type":"NCID"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_6501","resourcetype":"journal article"}]},"item_2_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"1882-7764","subitem_source_identifier_type":"ISSN"}]},"item_2_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"本論文では 3次元(3D)濃淡画像用の局所差分型エッジ検出オペレータについて組織的検討を行う.すなわち 2次元(2D)画像における3×3近傍を用いたエッジ検出用差分型オペレータの代表的なもの(Prewitt ラプラシアン Sobel 等)を3×3×3近傍に拡張し 合計で16種類のオペレータについて 具体的な形(重み係数 等)を導出した.これらは 実際の画像処理にただちに応用できるように 表の形にまとめられている.さらに これらのオペレータの性能を 理論的および実験的に比較検討する.性能の尺度としては 計算時間およびフィルタ出力のSN比(理想エッジと加法的ガウス雑音からなる入力を想定)を用いた.この結果 エッジ検出能力が比較的高く かつ 計算時間も少ないものとして Prewittらの超平面あてはめ型オペレータの3D拡張版 および Zuckerらの最適化型オペレータがすぐれていることが知られた.さらに これらの結果は実際の頭部X線CT像における腫瘍部分検出に応用され 上記結論が確認された.","subitem_description_type":"Other"}]},"item_2_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"250","bibliographic_titles":[{"bibliographic_title":"情報処理学会論文誌"}],"bibliographicPageStart":"243","bibliographicIssueDates":{"bibliographicIssueDate":"1984-03-15","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"2","bibliographicVolumeNumber":"25"}]},"relation_version_is_last":true,"weko_creator_id":"1"},"created":"2025-01-18T22:49:22.091099+00:00","id":15964,"links":{}}