{"id":138183,"updated":"2025-01-20T21:05:24.587341+00:00","links":{},"created":"2025-01-19T00:16:11.350132+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00138183","sets":["6504:8177:8186"]},"path":["8186"],"owner":"1","recid":"138183","title":["Webから抽出した企業間ネットワークに基づく企業価値の予測"],"pubdate":{"attribute_name":"公開日","attribute_value":"2008-03-13"},"_buckets":{"deposit":"26b8bc17-ac75-488f-bb51-71bd4aa93ac3"},"_deposit":{"id":"138183","pid":{"type":"depid","value":"138183","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"Webから抽出した企業間ネットワークに基づく企業価値の予測","author_link":[],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Webから抽出した企業間ネットワークに基づく企業価値の予測"},{"subitem_title":"Company Value Prediction on Web Extracted Social Networks","subitem_title_language":"en"}]},"item_type_id":"22","publish_date":"2008-03-13","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_22_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学大学院"},{"subitem_text_value":"東京大学大学院"},{"subitem_text_value":"東京大学大学院"}]},"item_22_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"The University of Tokyo","subitem_text_language":"en"},{"subitem_text_value":"The University of Tokyo","subitem_text_language":"en"},{"subitem_text_value":"The University of Tokyo","subitem_text_language":"en"}]},"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/138183/files/KJ00005005165.pdf"},"date":[{"dateType":"Available","dateValue":"2008-03-13"}],"format":"application/pdf","filename":"KJ00005005165.pdf","filesize":[{"value":"267.9 kB"}],"mimetype":"application/pdf","accessrole":"open_date","version_id":"07bf8364-431d-45d1-8a67-4a4aa16b3067","displaytype":"detail","licensetype":"license_note"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_5794","resourcetype":"conference paper"}]},"item_22_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00349328","subitem_source_identifier_type":"NCID"}]},"item_22_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"企業の価値を分析するには,企業の財務諸表等,各種の属性に基づいた分析のほか,企業を取り囲む関係構造を用いて分析するアプローチがある.近年,Webから社会ネットワークを自動的に抽出する研究が多く行われてあり,本研究では,Webから自動的に抽出した企業間関係のネットワークに基づいて企業の価値を予測する試みを行う.まず,Web上から企業同士のさまざまな関係を抽出してネットワークを構成する.そして,中心性とランキングアルゴリズムを利用してネットワーク中のノードをランキングし,正解となるランキングの方法を学習する.それによって,企業の価値をネットワークから予測することができる.本研究を通じて,どのような企業同士の関係が企業の価値に寄与するか,どのようなネットワーク構造がランキングを上げるために有益であるかなど新しい知見を得ることが可能であると考えられる.","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"176\n","bibliographic_titles":[{"bibliographic_title":"全国大会講演論文集"}],"bibliographicPageStart":"175","bibliographicIssueDates":{"bibliographicIssueDate":"2008-03-13","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"「情報爆発」時代に向けた新しいIT技術基盤","bibliographicVolumeNumber":"第70回"}]},"relation_version_is_last":true,"weko_creator_id":"1"}}