Incremental Learning of Context Free Grammars. - Katsuhiko Nakamura; Masashi Matsumoto (ICGI, 2002)

Incremental learning of context free grammars based on bottom-up parsing and search. - Katsuhiko Nakamura; Masashi Matsumoto (Pattern Recognit., 2005)

Development of voice navigation system for the visually impaired by using IC tags. - Norihiko Takatori; Kengo Nojima; Masashi Matsumoto; Kenji Yanashima; Kazushige Magatani (EMBC, 2006)

Experimental Study of Ergodic Learning Curve in Hidden Markov Models. - Masashi Matsumoto; Sumio Watanabe (ICONIP (1), 2008)