{"updated":"2025-01-19T07:43:26.768040+00:00","links":{},"created":"2025-01-19T01:45:46.717452+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00241165","sets":["1164:4619:11539:11858"]},"path":["11858"],"owner":"44499","recid":"241165","title":["学習ベースマルチビューステレオにおける特徴抽出およびコストボリューム融合手法の最適化"],"pubdate":{"attribute_name":"公開日","attribute_value":"2024-11-22"},"_buckets":{"deposit":"d297f435-2b9d-414e-9fa8-d26065ffe976"},"_deposit":{"id":"241165","pid":{"type":"depid","value":"241165","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"学習ベースマルチビューステレオにおける特徴抽出およびコストボリューム融合手法の最適化","author_link":["663490","663491"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"学習ベースマルチビューステレオにおける特徴抽出およびコストボリューム融合手法の最適化"}]},"item_type_id":"4","publish_date":"2024-11-22","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学大学院総合文化研究科"},{"subitem_text_value":"東京大学大学院総合文化研究科"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"The University of Tokyo, Graduate School of Arts and Sciences","subitem_text_language":"en"},{"subitem_text_value":"The University of Tokyo, Graduate School of Arts and Sciences","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/241165/files/IPSJ-CVIM24239020.pdf","label":"IPSJ-CVIM24239020.pdf"},"date":[{"dateType":"Available","dateValue":"2026-11-22"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CVIM24239020.pdf","filesize":[{"value":"7.2 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":"9a742960-d771-4d66-8401-dce5a6a0832e","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":"翁, 峻彦"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"金井, 崇"}],"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":"マルチビューステレオ (MVS) は，複数の視点から撮影された画像を用いて 3D 構造を復元する手法であり，建築やアニメーションなどの分野で利用されている．従来の画素をマッチングさせる手法に対し，近年では画像から抽出される特徴をマッチングさせる学習ベース手法が主流となり，再構築が難しかった物体も再構築可能になった．しかし，まだその精度や完全性は十分ではない．そこで，本研究では MVS における特徴抽出やコストボリュームの融合手法を最適化することを目的としている．ここでは，まずアテンションモジュール EMA を特徴抽出に導入し，さらに特徴ボリュームのノイズを軽減する RCV と各特徴ボリュームをより効果的に融合する ACV の二つのモジュールを提案した．実験には DTU データセットや Tanks and Temples ベンチマークを使用し，従来のモデルよりも高いパフォーマンスを出している．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"8","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":"2024-11-22","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"20","bibliographicVolumeNumber":"2024-CVIM-239"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":241165}