{"links":{},"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00227304","sets":["6164:6165:6522:11317"]},"path":["11317"],"owner":"44499","recid":"227304","title":["非負値行列因子分解を用いた工数予測のためのデータ品質改善手法の提案"],"pubdate":{"attribute_name":"公開日","attribute_value":"2023-08-16"},"_buckets":{"deposit":"46dd9f8f-1688-42d5-b256-502ecbfc89cd"},"_deposit":{"id":"227304","pid":{"type":"depid","value":"227304","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"非負値行列因子分解を用いた工数予測のためのデータ品質改善手法の提案","author_link":["605353","605352"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"非負値行列因子分解を用いた工数予測のためのデータ品質改善手法の提案"},{"subitem_title":"A Proposal to Data Quality Improvement Method for Effort Estimation Using Non-negative Matrix Factorization","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"ポスター論文","subitem_subject_scheme":"Other"}]},"item_type_id":"18","publish_date":"2023-08-16","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_18_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"香川高等専門学校電気情報工学科"},{"subitem_text_value":"香川高等専門学校電気情報工学科"}]},"item_18_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"National Institute of Technology, Kagawa College, Department of Electrical and Computer Engineering","subitem_text_language":"en"},{"subitem_text_value":"National Institute of Technology, Kagawa College, Department of Electrical and Computer Engineering","subitem_text_language":"en"}]},"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/227304/files/IPSJ-SES2023031.pdf","label":"IPSJ-SES2023031.pdf"},"date":[{"dateType":"Available","dateValue":"2025-08-16"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-SES2023031.pdf","filesize":[{"value":"185.1 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"12"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"c1c8940a-e66b-4416-9fb7-4bd2db972e25","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2023 by the Information Processing Society of Japan"}]},"item_18_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"柿元, 健"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"國方, 琉冴"}],"nameIdentifiers":[{}]}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_5794","resourcetype":"conference paper"}]},"item_18_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"ソフトウェア開発プロジェクトにおける工数予測において，予測に用いるソフトウェア開発データの品質が予測精度に大きな影響を与える．本稿では，データセット中の品質が低いと想定される箇所を特定し，より妥当な値に変換することでデータセットのサイズを維持したまま品質を向上させる手法に対して，非負値行列因子分解を用いることを提案する．非負値行列因子分解を用いることにより，従来手法と異なりデータセットに欠損値を与える手順が不要となり，欠損値を与える割合や回数についての考慮が不要となる．また，欠損値を含むデータセットにも適用可能であり，欠損値補完も同時に行える．","subitem_description_type":"Other"}]},"item_18_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"235","bibliographic_titles":[{"bibliographic_title":"ソフトウェアエンジニアリングシンポジウム2023論文集"}],"bibliographicPageStart":"234","bibliographicIssueDates":{"bibliographicIssueDate":"2023-08-16","bibliographicIssueDateType":"Issued"},"bibliographicVolumeNumber":"2023"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"created":"2025-01-19T01:26:34.382447+00:00","updated":"2025-01-19T12:13:06.092629+00:00","id":227304}