{"links":{},"id":234157,"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00234157","sets":["1164:4619:11539:11642"]},"path":["11642"],"owner":"44499","recid":"234157","title":["DSSSを用いた複数ワンショット計測システムの同時投影の分離による広域3次元形状取得手法"],"pubdate":{"attribute_name":"公開日","attribute_value":"2024-05-08"},"_buckets":{"deposit":"df60974e-3e4b-4a57-aad9-643e6d7ede5b"},"_deposit":{"id":"234157","pid":{"type":"depid","value":"234157","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"DSSSを用いた複数ワンショット計測システムの同時投影の分離による広域3次元形状取得手法","author_link":["637540","637541","637538","637539"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"DSSSを用いた複数ワンショット計測システムの同時投影の分離による広域3次元形状取得手法"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"卒論スポットライトセッション (CVIM)","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2024-05-08","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"九州大学"},{"subitem_text_value":"近畿大学"},{"subitem_text_value":"産業総合技術研究所"},{"subitem_text_value":"九州大学"}]},"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/234157/files/IPSJ-CVIM24238026.pdf","label":"IPSJ-CVIM24238026.pdf"},"date":[{"dateType":"Available","dateValue":"2026-05-08"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CVIM24238026.pdf","filesize":[{"value":"3.2 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":"0f8a4823-ecb5-43bd-87f5-872f2ab2e6db","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2024 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"西原, 康太"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"古川, 亮"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"佐川, 立昌"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"川崎, 洋"}],"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":"実用的な三次元形状復元の手法の一つとして，パターン光を投影した対象物体を撮影しその画像から三次元復元を行うアクティブステレオ法がある．アクティブステレオ法にはテクスチャの少ない物体でも高密度かつ高精度な復元が可能という利点があるが，撮影画像と投影したパターン画像の対応点を見つける必要があるため，複数のパターン光を同時にに投影した場合ではパターン光同士が干渉して復元に失敗してしまう．この問題を解決するため，無線通信の符号化手法として知られている Direct Sequence Spread Spectrum (DSSS) をプロジェクタ・カメラシステムに応用した手法を提案する．提案する手法では，複数のパターン光が重なった状態で撮影された画像を複数枚用いることで各パターン光を分離するとともに，パターン光以外の外乱光の影響を軽減することを可能にする．また，今回使用するワンショット計測手法では，対応点の取得の際に曖昧性が残るが，これをエピポーラ拘束により解消する手法も提案する．こうしてパターン光が分離された複数視点の撮影画像から三次元形状を復元し，ICPによる位置合わせ処理を行うことにで広域な形状復元を行うことができる．実験では，提案手法により外乱の影響を減らし，広域な三次元形状を高密度に復元できることを確認した．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"6","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":"2024-05-08","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"26","bibliographicVolumeNumber":"2024-CVIM-238"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"created":"2025-01-19T01:35:49.981112+00:00","updated":"2025-01-19T09:53:01.703958+00:00"}