{"created":"2025-01-19T01:12:10.795573+00:00","updated":"2025-01-19T17:57:17.703595+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00210982","sets":["1164:2592:10486:10582"]},"path":["10582"],"owner":"44499","recid":"210982","title":["3SAT 問題に対するBiased-PPSZ アルゴリズムの改良"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-04-30"},"_buckets":{"deposit":"a53d2dba-4475-4e71-9f16-44c687170dbb"},"_deposit":{"id":"210982","pid":{"type":"depid","value":"210982","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"3SAT 問題に対するBiased-PPSZ アルゴリズムの改良","author_link":["535207","535208","535210","535209"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"3SAT 問題に対するBiased-PPSZ アルゴリズムの改良"},{"subitem_title":"An Improvement of the Biased-PPSZ Algorithm for the 3SAT Problem","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2021-04-30","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"株式会社牧野フライス製作所SIT本部"},{"subitem_text_value":"東京工業大学情報理工学院"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"SIT Division, Makino Milling Machine Co., Ltd.","subitem_text_language":"en"},{"subitem_text_value":"School of Computing, Tokyo Institute of Technology ","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"eng"}]},"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/210982/files/IPSJ-AL21183006.pdf","label":"IPSJ-AL21183006.pdf"},"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-AL21183006.pdf","filesize":[{"value":"899.0 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"0","billingrole":"9"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_login","version_id":"fec219a7-dcc3-4fe6-9a40-4b0e2513915b","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2021 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":"秦, 同"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"渡辺, 治"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Tong, Qin","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Osamu, Watanabe","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":"Hansen，Kaplan，Zamir and Zwick (STOC 2019) は，3SAT 問題を解く PPSZ アルゴリズムの計算過程で確率分布の「偏り」を用いる手法を提案し，彼らが具体的に定義した偏りに基づく PPSZ アルゴリズムの改良版を用いると，Unique 3SAT 問題に対して，PPSZ よりかなりの計算効率の改善が得られることを示した．この報告では，さらに別の偏りの利用法を提案し，その方法によりさらなる改善が得られることを数値解析的に示す．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"Hansen, Kaplan, Zamir and Zwick (STOC 2019) introduced a systematic way to use “bias” for predicting an assignment to a Boolean variable in the process of PPSZ and showed that their biased PPSZ algorithm achieves a relatively large success probability improvement of PPSZ for Unique 3SAT. We propose an additional way to use “bias” and show by numerical analysis that the improvement gets increased further.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"8","bibliographic_titles":[{"bibliographic_title":"研究報告アルゴリズム（AL）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2021-04-30","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"6","bibliographicVolumeNumber":"2021-AL-183"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":210982,"links":{}}