{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00231953","sets":["1164:4619:11539:11571"]},"path":["11571"],"owner":"44499","recid":"231953","title":["弱教師あり領域分割のためのAttention Mapの背景ノイズ抑制"],"pubdate":{"attribute_name":"公開日","attribute_value":"2024-01-18"},"_buckets":{"deposit":"f57a886e-de5d-45cd-96ed-8bcce9b1b9b4"},"_deposit":{"id":"231953","pid":{"type":"depid","value":"231953","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"弱教師あり領域分割のためのAttention Mapの背景ノイズ抑制","author_link":["627423","627424","627425"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"弱教師あり領域分割のためのAttention Mapの背景ノイズ抑制"},{"subitem_title":"Background Noise Reduction of Attention Map for Weakly Supervised Semantic Segmentation","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2024-01-18","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"徳島大学理工学部理工学科情報光システムコース情報系"},{"subitem_text_value":"徳島大学大学院社会産業理工学研究部"},{"subitem_text_value":"徳島大学大学院社会産業理工学研究部"}]},"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/231953/files/IPSJ-CVIM24236031.pdf","label":"IPSJ-CVIM24236031.pdf"},"date":[{"dateType":"Available","dateValue":"2026-01-18"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CVIM24236031.pdf","filesize":[{"value":"4.8 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":"40658873-8460-49c1-95d3-ad5537ce5d25","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":"藤森, 和泉"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"大野, 将樹"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"獅々堀, 正幹"}],"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":"画像レベルのクラスラベルのみを用いる弱教師あり領域分割（Weakly-Supervised Semantic Segmentation: WSSS）において，CNN に基づくクラス活性化マップ（Class Activation Map:CAM）はオブジェクトの最も識別性の高い局所的な領域を活性化する問題がある．一方，Transformer に基づく手法は大域的特徴を学習するが，背景ノイズが混入する問題がある．本稿では Conformer に基づく WSSS の既存手法 TransCAM が attention weight 由来の背景ノイズを含むという予備実験の結果に基づき，attention weight の背景ノイズの問題に取り組む．この問題点に対処するために，本手法では attention map と CAM により生成される TransCAM を損失関数に入力して学習することで，背景ノイズを軽減する手法を提案する．提案手法では背景ノイズが減少し，疑似ラベルの精度が向上することが確認された．実験において本モデルは，PASCAL VOC 2012 検証データで 70.5%，テストデータで 71.1%，MS COCO 2014 データで 45.9% と，TransCAM より領域分割精度が向上することがわかった．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"7","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":"2024-01-18","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"31","bibliographicVolumeNumber":"2024-CVIM-236"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":231953,"updated":"2025-01-19T10:35:25.401119+00:00","links":{},"created":"2025-01-19T01:32:31.687782+00:00"}