{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00053430","sets":["1164:4619:4721:4726"]},"path":["4726"],"owner":"1","recid":"53430","title":["弱一様乱反射仮定による筒状物体の形状及び姿勢の決定"],"pubdate":{"attribute_name":"公開日","attribute_value":"1992-01-23"},"_buckets":{"deposit":"6d3e2c88-2c18-488b-a406-fe7b567ec352"},"_deposit":{"id":"53430","pid":{"type":"depid","value":"53430","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"弱一様乱反射仮定による筒状物体の形状及び姿勢の決定","author_link":["0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"弱一様乱反射仮定による筒状物体の形状及び姿勢の決定"},{"subitem_title":"Weak Lambertian Assumption for Determining Cylindrical Shape and Pose from Shading and Contour","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"1992-01-23","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"大阪大学工学部"},{"subitem_text_value":"大阪大学工学部"},{"subitem_text_value":"大阪大学工学部"}]},"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/53430/files/IPSJ-CVIM91076013.pdf"},"date":[{"dateType":"Available","dateValue":"1994-01-23"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CVIM91076013.pdf","filesize":[{"value":"1.2 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":"20"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"dc9a4ec9-f795-494e-9413-b91d9aa5a077","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 1992 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"中村恭之"},{"creatorName":"浅田稔"},{"creatorName":"白井良明"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA11131797","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":"This paper describes a method for reconstructing the shape of a cylindrical object using \"Weak Lambertian Assumption\" which can relax the requirements for shape from shading methods in two ways: one is that it does not strongly constrain the property of the perfectly Lambertian surface of objects  and the other is that object surfaces may include specular component in addition to diffuse done. The method does not need to know the lighting conditions (illuminant strength and light source direction) or surface albedos. Input scenes include cylindrical objects each of which has a cylindrical surface and planar surface as its cross-section. First  actual lighting conditions are transformed into normalized lighting ones  and an equation which relates the cross-section contour on the image plane to the shape parameter of the cylindrical object is derived based on the Weak Lambertian Assumption. In the case of scenes including plural cylindrical objects  we can estimate an actual light direction and albedos of both diffused and specular components for each surface. Experimental results for both synthesized and real images are shown.","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"This paper describes a method for reconstructing the shape of a cylindrical object using \"Weak Lambertian Assumption\" which can relax the requirements for shape from shading methods in two ways: one is that it does not strongly constrain the property of the perfectly Lambertian surface of objects, and the other is that object surfaces may include specular component in addition to diffuse done. The method does not need to know the lighting conditions (illuminant strength and light source direction) or surface albedos. Input scenes include cylindrical objects each of which has a cylindrical surface and planar surface as its cross-section. First, actual lighting conditions are transformed into normalized lighting ones, and an equation which relates the cross-section contour on the image plane to the shape parameter of the cylindrical object is derived based on the Weak Lambertian Assumption. In the case of scenes including plural cylindrical objects, we can estimate an actual light direction and albedos of both diffused and specular components for each surface. Experimental results for both synthesized and real images are shown.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"100","bibliographic_titles":[{"bibliographic_title":"情報処理学会研究報告コンピュータビジョンとイメージメディア（CVIM）"}],"bibliographicPageStart":"93","bibliographicIssueDates":{"bibliographicIssueDate":"1992-01-23","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"7(1991-CVIM-076)","bibliographicVolumeNumber":"1992"}]},"relation_version_is_last":true,"weko_creator_id":"1"},"updated":"2025-01-22T06:19:43.429664+00:00","created":"2025-01-18T23:17:31.931166+00:00","links":{},"id":53430}