{"links":{},"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00225659","sets":["1164:2592:11085:11247"]},"path":["11247"],"owner":"44499","recid":"225659","title":["巡回トーナメント問題に対する近似アルゴリズムの改良"],"pubdate":{"attribute_name":"公開日","attribute_value":"2023-05-03"},"_buckets":{"deposit":"6c05f44c-07d4-4d26-92c8-5ed2ab71a104"},"_deposit":{"id":"225659","pid":{"type":"depid","value":"225659","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"巡回トーナメント問題に対する近似アルゴリズムの改良","author_link":["597595","597594","597593","597596"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"巡回トーナメント問題に対する近似アルゴリズムの改良"},{"subitem_title":"Improved approximation algorithm for TTP-2","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2023-05-03","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"法政大学理工学部"},{"subitem_text_value":"法政大学"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Department of Science and Engineering, Hosei University","subitem_text_language":"en"},{"subitem_text_value":"Hosei 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/225659/files/IPSJ-AL23193008.pdf","label":"IPSJ-AL23193008.pdf"},"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-AL23193008.pdf","filesize":[{"value":"1.2 MB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"0","billingrole":"9"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_login","version_id":"8f81523b-fa25-4caf-9851-7938c8a35736","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2023 by the Institute of Electronics, Information and Communication Engineers This SIG report is only available to those in membership of the SIG."}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"金谷, 祐河"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"高澤, 兼二郎"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Yuga, Kanaya","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Kenjiro, Takazawa","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":"チーム数 ???? ≡ 2 (mod 4) における TTP-2 について，Imahori (2021) による近似比 1 + 24/n のアルゴリズム，および Zhao と Xiao (2021) による近似比 1 + 8/n +  4/n-2  のアルゴリズムの近似比を改良した．近似比 1 + 11/n のアルゴリズムを提案する．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"We propose an approximation algorithm for TTP-2 with the number of teams ???? ≡ 2 (mod 4). The approximation ratio of our algorithm is 1 + 11/n , which is better than 1 + 24/n by Imahori (2021) and 1 + 8/n +  4/n-2  by Zhao and Xiao (2021).","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":"2023-05-03","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"8","bibliographicVolumeNumber":"2023-AL-193"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"created":"2025-01-19T01:25:09.844335+00:00","updated":"2025-01-19T12:43:34.099445+00:00","id":225659}