Biographical sketches of authors

Naohiko Uramoto IBM Research Division, Tokyo Research Laboratory, 1623-14, Shimotsuruma, Yamato, Kanagawa, Japan (uramoto@jp.ibm.com). Dr. Uramoto joined the IBM Tokyo Research Laboratory in 1990 after receiving a master's degree in computer science from Kyushu University. He received a Ph.D. in computer science from Kyushu University in 1990. He has been a visiting associate professor at the National Institute of Informatics since 2000. His research interests include natural language processing, text mining, XML and metadata, and information integration.

Hirofumi Matsuzawa IBM Research Division, Tokyo Research Laboratory, 1623-14, Shimotsuruma, Yamato, Kanagawa, Japan (matuzawa@jp.ibm.com). Mr. Matsuzawa joined the IBM Tokyo Research Laboratory in 1993 after receiving a master's degree in software engineering from Waseda University. His experience includes 3D solid modeling, business intelligence, parallel OLAP, data mining, and text mining. His current focus is on data mining, text mining, and the application of grid architectures to life science.

Tohru Nagano IBM Research Division, Tokyo Research Laboratory, 1623-14, Shimotsuruma, Yamato, Kanagawa, Japan (tohru3@jp.ibm.com). Mr. Nagano joined the IBM Tokyo Research Laboratory text mining project in 1998 after receiving a master's degree in computer science at the University of Tsukuba. Currently he is developing applications for text-mining systems. His research interests include natural language processing, machine learning, and statistical analysis.

Akiko Murakami IBM Research Division, Tokyo Research Laboratory, 1623-14, Shimotsuruma, Yamato, Kanagawa, Japan (akikom@jp.ibm.com). Ms. Murakami joined the IBM Tokyo Research Laboratory in 1999 after receiving a master's degree in physics at Waseda University. Her current research interests include natural language processing and knowledge understanding in collaborative documents.

Hironori Takeuchi IBM Research Division, Tokyo Research Laboratory, 1623-14, Shimotsuruma, Yamato, Kanagawa, Japan (hironori@jp.ibm.com). Mr. Takeuchi joined the IBM Tokyo Research Laboratory in 2000 after receiving a master's degree in mathematical engineering at the University of Tokyo. His research interests include information retrieval based on statistical analysis and patent knowledge management.

Koichi Takeda IBM Research Division, Tokyo Research Laboratory, 1623-14, Shimotsuruma, Yamato, Kanagawa, Japan (takedasu@jp.ibm.com). Mr. Takeda joined the IBM Tokyo Research Laboratory in 1983 after receiving an M.E. degree in information science from Kyoto University. His research interests include machine translation, text analytics, and information retrieval.