2-7 Hibikino, Wakamatsu-ku, Kitakyushu-shi, Fukuoka 808-0135, JAPAN
Email: iwaihara (at) aoni.waseda.jp
Phone & FAX: +81-93-692-5217
Office: Room N201, 2nd Floor, IPS Building, Kitakyushu Campus, Waseda University

• 1988    B. Eng., Dept. Computer Science and Communication Eng., Kyushu University
• 1993    Dr. Eng., Graduate School of Engineering, Kyushu University
• 1996    Associate Professor, Dept. Computer Science and Comm. Eng., Kyushu University
• 2001    Associate Professor, Dept. Social Informatics, Kyoto University
• 2009    Professor, Graduate School of Information, Production and System, Waseda University

Research Areas

• Database Query Langauge
• Database Query Processing
• Web Information Systems
• XML Document Processing

Current research projects

• Security and privacy of social networks
• Mining social networks
• Evolution mining of wiki contents
• Access control for large enterprises
• Query processing for versioned XML documents

More publications

• Erwin Leonardi, Sourav S. Bhowmick, and Mizuho Iwaihara, ``Efficient Database-Driven Evaluation of Security Clearance for Federated Access Control of Dynamic XML Documents,'' Proc. Database Systems for Advanced Applications (DASFAA2010), Lecture Note in Computer Science 5981, pp. 299-306, April 2010.
• Seiichi Kondo, Mizuho Iwaihara, Masatoshi Yoshikawa and Masashi Torato, ``Quantitative Risk Evaluation of Role-Based Access Control for Heterogeneous Distributed Environment (in Japanese),'' IPSJ Journal, Vol. 50, No. 11, pp.2727-2739, Nov. 2009.
• Tetsutaro Motomura, Mizuho Iwaihara, Masatoshi Yoshikawa, ``Query Rewriting Rules for Versioned XML Documents,'' in Proc. 20th Int. Conf. Database and Expert Systems Applications (DEXA2009), Lecture Note in Computer Science 5690, pp.364-371, Linz, Sep. 2009.
• Millist Vincent, Mukesh Mohania, and Mizuho Iwaihara, ``Detecting Privacy Violations in Database Publishing using Disjoint Queries,'' Proc. 12th Int. Conf. Extending Database Technology (EDBT2009), pp. 252-262, Saint Petersburg, Mar. 2009.
• Mizuho Iwaihara, Kohei Murakami, Gail-Joon Ahn, and Masatoshi Yoshikawa,"Risk Evaluation for Personal Identity Management Based on Privacy Attribute Ontology," 27th Int. Conf. Conceptual Modeling (ER2008), pp. 183-198, Barcelona, Oct 2008.
• Seiichi Kondo, Mizuho Iwaihara, Masatoshi Yoshikawa, and Masashi Torato, "Extending RBAC for Large Enterprises and its Quantitative Risk Evaluation," The 8th IFIP Conference on e-Business, e-Services, and e-Society (I3E 2008), Tokyo, pp. 99-112, Sep 2008 (best paper award).
• Yumi Yonei, Mizuho Iwaihara and Masatoshi Yoshikawa, ``Person Retrieval on XML Documents by Coreference Analysis Utilizing Structural Features,'' in Proc. 19h Int. Conf. Database and Expert Systems Applications (DEXA2008), Lecture Note in Computer Science 5181, pp.552-565, Turin, Sep. 2008.
• Mizuho Iwaihara, Somchai Chatvichienchai, Ryotaro Hayashi, Chutiporn Anutariya, Vilas Wuwongse, "Relevancy Based Access Control and Its Evaluation on Versioned XML Documents," ACM Transactions on Information and Systems Security, Vol. 10, No. 1, pp. 1-31, Feb. 2007.
• Mizuho IWAIHARA, Bo WANG and Somchai Chatvichienchai, "Extracting Global Policies for Efficient Access Control of XML Documents," Proc. 6th Int. Conf. on Web Information Systems Engineering (WISE2005), LNCS3806, pp. 161-174, New York, Nov. 2005.

Information Processing Society of Japan,
Institute of Electronics, Information and Communication Engineers (IEICE),
Database Society of Japan,
IEEE,
ACM

(IPS, Waseda Univ.)

• Data structures and algorithms
• Database
• Information Organization
• Data Engineering Seminars A, B, C, D

Course information is available on Course N@vi.