Hiromichi ARAKI

2nd-year master's degree student in
Laboratory for Global Information Network
Department of Social Informatics
Graduate School of Informatics
Kyoto University

Room 434, Engineering Building 10,
Yoshida Honmachi, Sakyo, Kyoto, 606-8501, Japan

Email: araki@ai.soc.i.kyoto-u.ac.jp
Phone: +81-75-753-4859
Web: http://www.ai.soc.i.kyoto-u.ac.jp/~araki/

• Information Economics
• Auction
• Mechanism Design


• Web Science


• Multi Agent System

• Bachelor of Engineering (April 2004 - March 2008)
• Department of Industrial Engineering, Osaka Prefecture University
• Supervisor: Professor Hidetomo Ichihashi
• Thesis: Collaborative Filtering Based on Topographical Analysis Considering Categorical Data

• Master of Informatics (April 2008 - March 2010)
• Department of Social Informatics, Kyoto University.
• Supervisor: Associate Professor Shigeo Matsubara
• Thesis: Analyses of an Internet Auction Market Focusing on the Fixed-Price Selling at a Buyout Price

• Conferences
• Hiromichi Araki and Shigeo Matsubara. Capturing the structure of Internet auctions:the ratio of winning bids to the total number of bids. Web Science Conference 2009 (WebSci'09), March 2009.
• Katsuhiro Honda, Hiromichi Araki, Tomohiro Matsui and Hidetomo Ichihashi. A new approach to robust k-Means clustering based on fuzzy principal component analysis. International Joint Conference on Neural Networks 2008 (IJCNN 2008), June 2008.


• Symposiums and Workshops in Japan
• Hiromichi Araki, Shigeo Matsubara and Yuko Sakurai. Analysis of Seller's Behavior in an E-Commerce Market where Ascending Auctions and Fixed-Price Sales Simultaneously Exist. Information Processing Society of Japan 50th Anniversary 72nd National Convention of IPSJ, March 2010.
• Hiromichi Araki and Shigeo Matsubara. Toward Setting a Buyout Price in an Auction to an Appropriate Value. Joint Agent Workshops and Symposium 2009 (JAWS-2009), October 2009.