{"created":"2024-05-08T23:46:45.841315+00:00","id":2000228,"links":{},"metadata":{"_buckets":{"deposit":"784a7511-2e60-41ea-bb03-38a8815031a0"},"_deposit":{"created_by":13,"id":"2000228","owner":"13","owners":[13],"pid":{"revision_id":0,"type":"depid","value":"2000228"},"status":"published"},"_oai":{"id":"oai:uec.repo.nii.ac.jp:02000228","sets":["6"]},"author_link":[],"control_number":"2000228","item_10001_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2024-05-01","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"5","bibliographicNumberOfPages":"12","bibliographicPageEnd":"322","bibliographicPageStart":"311","bibliographicVolumeNumber":"J107-D","bibliographic_titles":[{"bibliographic_title":"電子情報通信学会論文誌. D, 情報・システム","bibliographic_titleLang":"ja"}]}]},"item_10001_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"不動産業界では，不動産物件画像の分類のように画像を活用した研究が取り組まれているが，近年ラベルの品質の問題が指摘されている．不動産物件画像にはキッチンやトイレなどの画像に対応するラベルが 1対 1 で存在するが，誤ったラベルが付与された画像や，複数のラベルを付与すべき画像の存在，画像が曖昧であり適切なラベルが存在しない画像，といったラベルノイズの問題がある．本研究では，3 種類のラベルノイズを仮定し，それらの分布を明らかにし，不動産物件画像の分類におけるラベルノイズの影響を調査する．LIFULLHOME’S データセットに対して，複数のアノテータによって 3 種類のラベルノイズに分類し，それらを使用してラベルノイズの有無による不動産物件画像の分類モデルの予測精度の比較をする．実験の結果，30,800 画像のうち 17% がラベルノイズであり，予測精度の向上の観点では，誤ったラベルが付与されている画像は学習データから除去することが望ましく，複数のラベルを付与すべきであるが一つのみ付与されている画像は除去しなくてもよいことを確認している．","subitem_description_language":"ja","subitem_description_type":"Abstract"}]},"item_10001_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"電子情報通信学会","subitem_publisher_language":"ja"}]},"item_10001_relation_14":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type":"isIdenticalTo","subitem_relation_type_id":{"subitem_relation_type_id_text":"https://doi.org/10.14923/transinfj.2023DEP0005","subitem_relation_type_select":"DOI"}}]},"item_10001_relation_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"https://search.ieice.org/index.html","subitem_relation_type_select":"URI"}}]},"item_10001_rights_15":{"attribute_name":"権利","attribute_value_mlt":[{"subitem_rights":"Copyright © 2024 IEICE"}]},"item_10001_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"1881-0225","subitem_source_identifier_type":"PISSN"}]},"item_10001_version_type_20":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"市原, 大也","creatorNameLang":"ja"},{"creatorName":"ICHIHARA, Hiroya","creatorNameLang":"en"}]},{"creatorNames":[{"creatorName":"岡本, 一志","creatorNameLang":"ja"},{"creatorName":"OKAMOTO, Kazushi","creatorNameLang":"en"}]},{"creatorNames":[{"creatorName":"柴田, 淳司","creatorNameLang":"ja"},{"creatorName":"SHIBATA, Atsushi","creatorNameLang":"en"}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_access","date":[{"dateType":"Available","dateValue":"2024-05-09"}],"filename":"j107-d_5_311.pdf","filesize":[{"value":"1.6 MB"}],"format":"application/pdf","mimetype":"application/pdf","url":{"url":"https://uec.repo.nii.ac.jp/record/2000228/files/j107-d_5_311.pdf"},"version_id":"f8a683f3-d533-40e7-b78a-e820943bc884"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"不動産","subitem_subject_language":"ja","subitem_subject_scheme":"Other"},{"subitem_subject":"画像分類","subitem_subject_language":"ja","subitem_subject_scheme":"Other"},{"subitem_subject":"ラベルノイズ","subitem_subject_language":"ja","subitem_subject_scheme":"Other"},{"subitem_subject":"アノテーション","subitem_subject_language":"ja","subitem_subject_scheme":"Other"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"不動産物件画像分類におけるラベルノイズの影響","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"不動産物件画像分類におけるラベルノイズの影響","subitem_title_language":"ja"},{"subitem_title":"Effects of Noisy Labels on Real Estate Image Classification","subitem_title_language":"en"}]},"item_type_id":"10001","owner":"13","path":["6"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2024-05-09"},"publish_date":"2024-05-09","publish_status":"0","recid":"2000228","relation_version_is_last":true,"title":["不動産物件画像分類におけるラベルノイズの影響"],"weko_creator_id":"13","weko_shared_id":-1},"updated":"2024-05-13T05:27:42.614272+00:00"}