{"links":{},"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00232690","sets":["1164:4402:11550:11580"]},"path":["11580"],"owner":"44499","recid":"232690","title":["クラスの違いと葉ノードの損失に着目した確率的決定木の学習法"],"pubdate":{"attribute_name":"公開日","attribute_value":"2024-02-26"},"_buckets":{"deposit":"b1d573f5-b00d-4661-a202-82e4febd1b2e"},"_deposit":{"id":"232690","pid":{"type":"depid","value":"232690","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"クラスの違いと葉ノードの損失に着目した確率的決定木の学習法","author_link":["630534","630535"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"クラスの違いと葉ノードの損失に着目した確率的決定木の学習法"}]},"item_type_id":"4","publish_date":"2024-02-26","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"関西学院大学理工学部"},{"subitem_text_value":"関西学院大学理工学部"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"School of Science and Technology, Kwansei Gakuin University","subitem_text_language":"en"},{"subitem_text_value":"School of Science and Technology, Kwansei Gakuin University","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/232690/files/IPSJ-ICS24213010.pdf","label":"IPSJ-ICS24213010.pdf"},"date":[{"dateType":"Available","dateValue":"2026-02-26"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-ICS24213010.pdf","filesize":[{"value":"1.1 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":"25"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"9d95bc45-a81d-428d-a77b-4603de64f0b6","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":"雜賀, 篤弥"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"猪口, 明博"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA11135936","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":"2188-885X","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"分類問題はマーケティングや画像分類など様々な業界や技術で活用されており，近年注目を集めている．決定木とニューラルネットワークを組み合わせた Probabilistic Decision Tree（PDT）は，与えられたデータが分布する領域をクラス分布を意識して細分化する．本論文では PDT-CL と呼ばれる，サンプル間のクラスの違いを意識して領域を細分化する手法を検討する．PDT-CL は，いくつかのベンチマークデータセットにおいて PDT よりも分類精度の高い木構造を学習できるが，その他のデータセットにおいて，ある程度のところで木の成長が停止するため，分類精度の高い木構造を学習できない．本稿では Probabilistic Deep Decision Tree（PDDT）を提案する．この手法は PDT-CL で学習した木構造を，葉ノードの損失に着目してさらに学習するものである．いくつかのベンチマークデータセットを用いて PDDT を評価し，PDT-CL がうまく学習できないデータセットにおいて，PDDT が PDT-CL や PDT よりも分類精度を向上させることを示す．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"7","bibliographic_titles":[{"bibliographic_title":"研究報告知能システム（ICS）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2024-02-26","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"10","bibliographicVolumeNumber":"2024-ICS-213"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"updated":"2025-01-19T10:21:09.760771+00:00","created":"2025-01-19T01:33:42.101780+00:00","id":232690}