{"id":209824,"created":"2025-01-19T01:11:06.546592+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00209824","sets":["1164:4619:10416:10532"]},"path":["10532"],"owner":"44499","recid":"209824","title":["点拡がり関数に基づく半透明物体の法線推定"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-02-25"},"_buckets":{"deposit":"ea450029-8363-45a5-8257-94542e2ed621"},"_deposit":{"id":"209824","pid":{"type":"depid","value":"209824","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"点拡がり関数に基づく半透明物体の法線推定","author_link":["530022","530021"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"点拡がり関数に基づく半透明物体の法線推定"},{"subitem_title":"Surface Normal Estimation of Translucent Objects Based on Point Spread Functions","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"セッション4-1","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2021-02-25","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"九州工業大学"},{"subitem_text_value":"九州工業大学"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Kyushu Institute of Technology","subitem_text_language":"en"},{"subitem_text_value":"Kyushu Institute of Technology","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/209824/files/IPSJ-CVIM21225026.pdf","label":"IPSJ-CVIM21225026.pdf"},"date":[{"dateType":"Available","dateValue":"2023-02-25"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CVIM21225026.pdf","filesize":[{"value":"2.1 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":"74705386-2b35-4c1b-a04f-59e7290740f1","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2021 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"柴田, 青"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"岡部, 孝弘"}],"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_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8701","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"半透明物体に入射した光は，表面下散乱により入射位置とは異なる位置から出射するため，滲んで見える．そのため，パターン光投影法や照度差ステレオによる半透明物体の 3 次元形状復元・法線推定は容易ではない．そこで本稿では，表面下散乱の特性を記述する点拡がり関数（PSF）に基づく法線推定手法を提案する．提案手法では，その表面下散乱特性が等方的な PSF で記述される半透明物体を対象として，視線方向から観察したときの見かけの PSF が法線方向に依存して歪むことを手掛かりにして法線を推定する．また，法線推定に曖昧さがあることから，深度推定と組み合わせることで曖昧さを解決する．実画像を用いた実験を行い，提案手法の有効性を示す．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"4","bibliographic_titles":[{"bibliographic_title":"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":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2021-02-25","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"26","bibliographicVolumeNumber":"2021-CVIM-225"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"updated":"2025-01-19T18:22:43.179426+00:00","links":{}}