{"updated":"2025-01-23T01:49:21.326351+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00012120","sets":["581:690:691"]},"path":["691"],"owner":"1","recid":"12120","title":["効率の良いモルフォロジー演算が可能なフィルタ形状について"],"pubdate":{"attribute_name":"公開日","attribute_value":"2000-12-15"},"_buckets":{"deposit":"bd7075a7-669f-4f93-954d-b86b83a0fda8"},"_deposit":{"id":"12120","pid":{"type":"depid","value":"12120","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"効率の良いモルフォロジー演算が可能なフィルタ形状について","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"効率の良いモルフォロジー演算が可能なフィルタ形状について"},{"subitem_title":"On a Class of Efficiently Computable Morphological Filters","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":"2000-12-15","item_2_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"名古屋大学工学研究科電子工学専攻／現在，CSK総合研究所"},{"subitem_text_value":"名古屋大学工学研究科電子工学専攻"}]},"item_2_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Graduate School of Engineering, Nagoya University/Presently with CSK Research Institute","subitem_text_language":"en"},{"subitem_text_value":"Graduate 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/12120/files/IPSJ-JNL4112017.pdf"},"date":[{"dateType":"Available","dateValue":"2002-12-15"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-JNL4112017.pdf","filesize":[{"value":"367.4 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":"08623c47-462c-4a39-b210-dced98258245","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2000 by the Information Processing Society of Japan"}]},"item_2_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"櫻井敦史"},{"creatorName":"平田, 富夫"}],"nameIdentifiers":[{}]}]},"item_2_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Atsushisakurai","creatorNameLang":"en"},{"creatorName":"Tomio, Hirata","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":"モルフォロジー演算は画像の特徴抽出やノイズ除去など 様々な画像処理に用いられる基本的処理である． 2値画像入力に対するその時間計算量は， 入力画像のサイズを $n?times n$， フィルタのサイズを $r?times r$ とすると? $O(n^2r^2)$ となり，処理時間がフィルタサイズに大きく依存する． しかし距離変換を用いることで処理時間がフィルタサイズに依存しな いモルフォロジー演算を行うことが可能である． 本研究ではフィルタ形状のあるクラスに対しては， $O(n^2)$ 時間でモルフォロジー演算ができることを示す． このクラスに入るフィルタ形状の例をあげると，円，長円形， 正三角形，長方形，台形などであり， 画像処理で用いられるフィルタのほとんどが含まれる．","subitem_description_type":"Other"}]},"item_2_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"Mathematical morphology is used for feature extractionand noise elimination in image processing.Morphological operation for a binary image of size $n\\times n$with a filter of size $r\\times r$ is performed in $O(n^2r^2)$ time,and thus the computation time depends heavily on the filter size.By using distance transformation,morphological operation  can be donein time independent of the filter size.In this paper,we show that morphological operation can be donein $O(n^2)$ time for some class of filter shapes.This class contains most of filter shapes which appear in image processing,such as circle, rectangle, equilateral triangle, trapezoid, etc.","subitem_description_type":"Other"}]},"item_2_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"3351","bibliographic_titles":[{"bibliographic_title":"情報処理学会論文誌"}],"bibliographicPageStart":"3344","bibliographicIssueDates":{"bibliographicIssueDate":"2000-12-15","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"12","bibliographicVolumeNumber":"41"}]},"relation_version_is_last":true,"item_2_alternative_title_2":{"attribute_name":"その他タイトル","attribute_value_mlt":[{"subitem_alternative_title":"画像処理"}]},"weko_creator_id":"1"},"created":"2025-01-18T22:46:33.799841+00:00","id":12120,"links":{}}