{"created":"2025-01-19T01:34:03.352168+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00232913","sets":["1164:5305:11555:11556"]},"path":["11556"],"owner":"44499","recid":"232913","title":["EinStein würfelt nichtにおける終盤データベースの利用"],"pubdate":{"attribute_name":"公開日","attribute_value":"2024-03-01"},"_buckets":{"deposit":"2f9c76ea-60ae-4056-a6f5-97422e5d3af3"},"_deposit":{"id":"232913","pid":{"type":"depid","value":"232913","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"EinStein würfelt nichtにおける終盤データベースの利用","author_link":["631525","631524","631527","631526"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"EinStein würfelt nichtにおける終盤データベースの利用"},{"subitem_title":"Use of endgame databases in EinStein würfelt nicht","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2024-03-01","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"北海道大学大学院情報科学院"},{"subitem_text_value":"北海道大学数理・データサイエンス教育研究センター"},{"subitem_text_value":"北海道大学大学院情報科学研究院"},{"subitem_text_value":"北海道大学大学院情報科学研究院"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Graduate School of Information Science and Technology, Hokkaido University","subitem_text_language":"en"},{"subitem_text_value":"Education and Research Center for Mathematical and Data Science, Hokkaido University","subitem_text_language":"en"},{"subitem_text_value":"Faculty of Information Science and Technology, Hokkaido University","subitem_text_language":"en"},{"subitem_text_value":"Faculty of Information Science and Technology, Hokkaido 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/232913/files/IPSJ-GI24051025.pdf","label":"IPSJ-GI24051025.pdf"},"date":[{"dateType":"Available","dateValue":"2026-03-01"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-GI24051025.pdf","filesize":[{"value":"1.2 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":"18"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"6d78b980-e70f-4eed-8615-2a8c2a611463","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":"佐藤, 辰哉"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"野口, 渉"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"田村, 康将"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"山本, 雅人"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA11362144","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":"2188-8736","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"EinStein wurfelt nicht (EWN) はサイコロによる不確定要素を含むゲームである．自身の手の選択肢を減らすことで有利になる局面も存在し，高度な戦略が必要とされるゲームである．コンピュータプログラムの大会も行われており，近年ではモンテカルロ木探索を用いたプログラムが上位を占めている．モンテカルロ木探索では葉ノードまで到達した場合，ゲームが終了するまでランダムなプレイアウトを繰り返すことで局面評価を行うが，評価の精度は探索時間とのトレードオフである．本研究では，EWN の終盤局面において正確に勝率を算出可能な盤面が現れることに着目する．特に，終盤局面のデータベースを作成し，モンテカルロ木探索のプレイアウト時に終盤データベースを用いることで，探索精度の改善を試みる．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"4","bibliographic_titles":[{"bibliographic_title":"研究報告ゲーム情報学（GI）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2024-03-01","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"25","bibliographicVolumeNumber":"2024-GI-51"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":232913,"updated":"2025-01-19T10:16:45.847062+00:00","links":{}}