Researcher List Hiroyuki Sakai Hiroyuki Sakai (酒井 浩之) Please select the form format to download from below 「Education and research environment」format 「No. 4, the Ministry of Education document style ①Outline for Vitae」format 「No. 4, the Ministry of Education document style ②Education and research environment」format Profile Information AffiliationProfessor, Faculty of Science and Technology Department of Science and Technology , Seikei UniversityDegreeMaster(Engineering)(Toyohashi University of Technology)J-GLOBAL ID200901074063121489researchmap Member ID5000031733External linkhttps://hawk.st.seikei.ac.jp/sakai/ Research Interests 7 自然言語処理 情報抽出 テキストマイニング Natural Language Processing Information Extraction Summarization Text Mining Research Areas 1 Informatics / Intelligent informatics / 自然言語処理 Research History 5 Apr, 2014 - Mar, 2021 Faculty of Science and Technology, Department of Computer and Information Science, Seikei University Apr, 2012 - Mar, 2014 Faculty of Science and Technology, Department of Computer and Information Science, Seikei University Apr, 2010 - Mar, 2012 Toyohashi University of Technology Apr, 2007 - Mar, 2010 Toyohashi University of Technology Jun, 2005 - Mar, 2007 Toyohashi University of Technology Education 5 Apr, 2002 - Mar, 2005 Toyohashi University of Technology Apr, 2000 - Mar, 2002 Toyohashi University of Technology - 2002 Department of Knowledge-based Information Engineering, Graduate School, Division of Engineering, Toyohashi University of Technology Apr, 1998 - Mar, 2000 Faculty of Engineering, Toyohashi University of Technology - 2000 Department of Knowledge-based Information Engineering, Faculty of Engineering, Toyohashi University of Technology Papers 56 Automatic Generation of Patent Maps by Estimating Technical Problems and Solutions Using T5 Yuki Kobori, Hiroyuki Sakai, Kengo Enami 2024 16th IIAI International Congress on Advanced Applied Informatics (IIAI-AAI), 21 237-242, Jul 6, 2024 Peer-reviewed Automatic Evaluation of Integrated Reports with Interpretability Kohei Kawamura, Hiroyuki Sakai, Kengo Enami, Kaito Takano, Kei Nakagawa Transactions of the Japanese Society for Artificial Intelligence, 39(4) FIN23-E_1, Jul 1, 2024 Peer-reviewed Discovery of Rare Causal Knowledge from Financial Statement Summaries. Hiroki Sakaji, Jason Bennett, Risa Murono, Kiyoshi Izumi, Hiroyuki Sakai 0003 CoRR, abs/2408.01748, 2024 Automatic Generation of Sentences Expressing Stock Price Trends Using Stock Prices and Earnings Reports Ryu NEGISHI, Hiroyuki SAKAI, Kengo ENAMI Journal of Japan Society for Fuzzy Theory and Intelligent Informatics, 35(3) 693-699, Aug 15, 2023 Peer-reviewed Automatic Construction of Financial Sentiment Lexicons on Bond Market Kota IMAI, Hiroyuki SAKAI, Kengo ENAMI, Shintaro INAGAKI Journal of Japan Society for Fuzzy Theory and Intelligent Informatics, 34(4) 673-682, Nov 15, 2022 Peer-reviewed More Misc. 52 金融・経済ドメインを対象とした言語処理 坂地 泰紀, 和泉 潔, 酒井 浩之 自然言語処理 = Journal of natural language processing, 27(4) 951-955, Dec, 2020 Extraction of causal and complementary information for generating market analysis comments by automatic generation of training data 酒井浩之, 坂地泰紀, 和泉潔, 松井藤五郎, 入江圭太郎 人工知能学会全国大会(Web), 34th, 2020 金融情報学:ファイナンスにおける人工知能応用 関和広, 水田孝信, 八木勲, 落合友四郎, 酒井浩之, 和泉潔 人工知能, 32(6) 905‐910, Nov 1, 2017 Determination of unexpectedness of cause-result expressions extracted from summary of financial statements 117(207) 93-98, Sep 7, 2017 Extraction of causal information from summaries of financial statements 117(207) 87-91, Sep 7, 2017 More Presentations 60 Extraction of sentences concerning business performance forecast and economic forecast from summaries of financial statements by deep learning Shiori Kitamori, Hiroyuki Sakai, Hiroki Sakaji IEEE Symposium on Computational Intelligence for Financial Engineering & Economics, Nov, 2017 Discovery of Rare Causal Knowledge from Financial Statement Summaries Hiroki Sakaji, Risa Murono, Hiroyuki Sakai, Jason Bennett, Kiyoshi Izumi IEEE Symposium on Computational Intelligence for Financial Engineering & Economics, Nov, 2017 Extracting Laboratory Front Pages from University Websites Hiroki Sakaji, Atsuya Miyazaki, Hiroyuki Sakai, Kiyoshi Izumi he 6th International Workshop on Web Services and Social Media In conjunction with The 20th International Conference on Network-Based Information Systems, Aug, 2017 Estimation of Tags via Comments on Nico Nico Douga Hiroki Sakaji, Masaki Kohana, Akio Kobayashi, Hiroyuki Sakai The 5th International Workshop on Web Services and Social Media In conjunction with the 19th International Conference on NBiS-2016, Sep, 2016 企業の決算短信PDFから抽出した業績要因への極性付与 酒井浩之, 小林義和, 坂地泰紀 第15回 人工知能学会 金融情報学研究会, Sep 26, 2015 More Teaching Experience 4 データマイニング (成蹊大学) 自然言語処理特論 (成蹊大学) 基礎プログラミング (成蹊大学) アルゴリズムとデータ構造 (成蹊大学) Professional Memberships 4 THE INSTITUTE OF ELECTRONICS, INFORMATION AND COMMUNICATION ENGINEERS INFORMATION PROCESSING SOCIETY OF JAPAN 人工知能学会 言語処理学会 Research Projects 5 Company search system for employment support by using financial statements and web information Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, 2015 - 2018 Sakai Hiroyuki Automatic Generation of Patentmaps from Patent Documents by Extraction of Expressions using Bootstrapping Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, 2010 - 2012 MASUYAMA Shigeru, SAKAI Hiroyuki Development of the method of extracting causal expressions from Japanese financial articles concerning business performance and analyzing them for supporting decision on investment Grants-in-Aid for Scientific Research(若手研究(B)), Ministry of Education, Culture, Sports, Science and Technology, 2009 - 2011 Hiroyuki SAKAI Simultaneous interpreting system based on segmentation, translation and connection of spoken sentences Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, 2008 - 2010 INAGAKI Yasuyoshi, MATSUBARA Shigeki Research on the use of information by using large-scale information sources The Other Research Programs, 2005 - 2010
Hiroyuki Sakai (酒井 浩之) Please select the form format to download from below 「Education and research environment」format 「No. 4, the Ministry of Education document style ①Outline for Vitae」format 「No. 4, the Ministry of Education document style ②Education and research environment」format Profile Information AffiliationProfessor, Faculty of Science and Technology Department of Science and Technology , Seikei UniversityDegreeMaster(Engineering)(Toyohashi University of Technology)J-GLOBAL ID200901074063121489researchmap Member ID5000031733External linkhttps://hawk.st.seikei.ac.jp/sakai/ Research Interests 7 自然言語処理 情報抽出 テキストマイニング Natural Language Processing Information Extraction Summarization Text Mining Research Areas 1 Informatics / Intelligent informatics / 自然言語処理 Research History 5 Apr, 2014 - Mar, 2021 Faculty of Science and Technology, Department of Computer and Information Science, Seikei University Apr, 2012 - Mar, 2014 Faculty of Science and Technology, Department of Computer and Information Science, Seikei University Apr, 2010 - Mar, 2012 Toyohashi University of Technology Apr, 2007 - Mar, 2010 Toyohashi University of Technology Jun, 2005 - Mar, 2007 Toyohashi University of Technology Education 5 Apr, 2002 - Mar, 2005 Toyohashi University of Technology Apr, 2000 - Mar, 2002 Toyohashi University of Technology - 2002 Department of Knowledge-based Information Engineering, Graduate School, Division of Engineering, Toyohashi University of Technology Apr, 1998 - Mar, 2000 Faculty of Engineering, Toyohashi University of Technology - 2000 Department of Knowledge-based Information Engineering, Faculty of Engineering, Toyohashi University of Technology Papers 56 Automatic Generation of Patent Maps by Estimating Technical Problems and Solutions Using T5 Yuki Kobori, Hiroyuki Sakai, Kengo Enami 2024 16th IIAI International Congress on Advanced Applied Informatics (IIAI-AAI), 21 237-242, Jul 6, 2024 Peer-reviewed Automatic Evaluation of Integrated Reports with Interpretability Kohei Kawamura, Hiroyuki Sakai, Kengo Enami, Kaito Takano, Kei Nakagawa Transactions of the Japanese Society for Artificial Intelligence, 39(4) FIN23-E_1, Jul 1, 2024 Peer-reviewed Discovery of Rare Causal Knowledge from Financial Statement Summaries. Hiroki Sakaji, Jason Bennett, Risa Murono, Kiyoshi Izumi, Hiroyuki Sakai 0003 CoRR, abs/2408.01748, 2024 Automatic Generation of Sentences Expressing Stock Price Trends Using Stock Prices and Earnings Reports Ryu NEGISHI, Hiroyuki SAKAI, Kengo ENAMI Journal of Japan Society for Fuzzy Theory and Intelligent Informatics, 35(3) 693-699, Aug 15, 2023 Peer-reviewed Automatic Construction of Financial Sentiment Lexicons on Bond Market Kota IMAI, Hiroyuki SAKAI, Kengo ENAMI, Shintaro INAGAKI Journal of Japan Society for Fuzzy Theory and Intelligent Informatics, 34(4) 673-682, Nov 15, 2022 Peer-reviewed More Misc. 52 金融・経済ドメインを対象とした言語処理 坂地 泰紀, 和泉 潔, 酒井 浩之 自然言語処理 = Journal of natural language processing, 27(4) 951-955, Dec, 2020 Extraction of causal and complementary information for generating market analysis comments by automatic generation of training data 酒井浩之, 坂地泰紀, 和泉潔, 松井藤五郎, 入江圭太郎 人工知能学会全国大会(Web), 34th, 2020 金融情報学:ファイナンスにおける人工知能応用 関和広, 水田孝信, 八木勲, 落合友四郎, 酒井浩之, 和泉潔 人工知能, 32(6) 905‐910, Nov 1, 2017 Determination of unexpectedness of cause-result expressions extracted from summary of financial statements 117(207) 93-98, Sep 7, 2017 Extraction of causal information from summaries of financial statements 117(207) 87-91, Sep 7, 2017 More Presentations 60 Extraction of sentences concerning business performance forecast and economic forecast from summaries of financial statements by deep learning Shiori Kitamori, Hiroyuki Sakai, Hiroki Sakaji IEEE Symposium on Computational Intelligence for Financial Engineering & Economics, Nov, 2017 Discovery of Rare Causal Knowledge from Financial Statement Summaries Hiroki Sakaji, Risa Murono, Hiroyuki Sakai, Jason Bennett, Kiyoshi Izumi IEEE Symposium on Computational Intelligence for Financial Engineering & Economics, Nov, 2017 Extracting Laboratory Front Pages from University Websites Hiroki Sakaji, Atsuya Miyazaki, Hiroyuki Sakai, Kiyoshi Izumi he 6th International Workshop on Web Services and Social Media In conjunction with The 20th International Conference on Network-Based Information Systems, Aug, 2017 Estimation of Tags via Comments on Nico Nico Douga Hiroki Sakaji, Masaki Kohana, Akio Kobayashi, Hiroyuki Sakai The 5th International Workshop on Web Services and Social Media In conjunction with the 19th International Conference on NBiS-2016, Sep, 2016 企業の決算短信PDFから抽出した業績要因への極性付与 酒井浩之, 小林義和, 坂地泰紀 第15回 人工知能学会 金融情報学研究会, Sep 26, 2015 More Teaching Experience 4 データマイニング (成蹊大学) 自然言語処理特論 (成蹊大学) 基礎プログラミング (成蹊大学) アルゴリズムとデータ構造 (成蹊大学) Professional Memberships 4 THE INSTITUTE OF ELECTRONICS, INFORMATION AND COMMUNICATION ENGINEERS INFORMATION PROCESSING SOCIETY OF JAPAN 人工知能学会 言語処理学会 Research Projects 5 Company search system for employment support by using financial statements and web information Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, 2015 - 2018 Sakai Hiroyuki Automatic Generation of Patentmaps from Patent Documents by Extraction of Expressions using Bootstrapping Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, 2010 - 2012 MASUYAMA Shigeru, SAKAI Hiroyuki Development of the method of extracting causal expressions from Japanese financial articles concerning business performance and analyzing them for supporting decision on investment Grants-in-Aid for Scientific Research(若手研究(B)), Ministry of Education, Culture, Sports, Science and Technology, 2009 - 2011 Hiroyuki SAKAI Simultaneous interpreting system based on segmentation, translation and connection of spoken sentences Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, 2008 - 2010 INAGAKI Yasuyoshi, MATSUBARA Shigeki Research on the use of information by using large-scale information sources The Other Research Programs, 2005 - 2010
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