{"created":"2025-01-19T00:19:46.586306+00:00","updated":"2025-01-20T19:02:23.205635+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00142308","sets":["1164:2592:7834:8269"]},"path":["8269"],"owner":"11","recid":"142308","title":["オンライン二分探索木の遅延更新に対するリグレット解析"],"pubdate":{"attribute_name":"公開日","attribute_value":"2015-06-05"},"_buckets":{"deposit":"217f835f-a328-4826-8092-1907dcdb8694"},"_deposit":{"id":"142308","pid":{"type":"depid","value":"142308","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"オンライン二分探索木の遅延更新に対するリグレット解析","author_link":["210696","210692","210694","210695","210690","210693","210689","210691"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"オンライン二分探索木の遅延更新に対するリグレット解析"}]},"item_type_id":"4","publish_date":"2015-06-05","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"九州大学大学院システム情報科学府"},{"subitem_text_value":"九州大学大学院システム情報科学府"},{"subitem_text_value":"九州大学大学院システム情報科学府"},{"subitem_text_value":"九州大学大学院システム情報科学府"}]},"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/142308/files/IPSJ-AL15153008.pdf"},"date":[{"dateType":"Available","dateValue":"2017-06-05"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-AL15153008.pdf","filesize":[{"value":"804.0 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":"9"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"7a4bad05-ca8f-4552-9b54-f26b653aaa7a","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2015 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"松川, 理拓"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"山内, 由紀子"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"来嶋, 秀治"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"山下, 雅史"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Tadahiro, Matsukawa","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Yukiko, Yamauchi","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Shuji, Kijima","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Masafumi, Yamashita","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN1009593X","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":"2188-8566","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"本研究では，オンライン二分探索木のリグレット解析を行う．Kalai と Vempala は，オンライン意思決定問題の応用として，T 回の探索におけるリグレットの期待値が o(T) となる遅延更新型のアルゴリズムを与えた．このリグレットの達成には，事前に T の値を知る必要がある．本稿では，T の値に関する事前情報を必要としないアルゴリズムを提案する．提案手法は Hannan のアルゴリズムに遅延更新を適用したもので，Kalai と Vempala の解析手法を応用し，提案手法のリグレットの期待値が o(T) であることを示す．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"6","bibliographic_titles":[{"bibliographic_title":"研究報告アルゴリズム（AL）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2015-06-05","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"8","bibliographicVolumeNumber":"2015-AL-153"}]},"relation_version_is_last":true,"weko_creator_id":"11"},"id":142308,"links":{}}