Causal knowledge extraction by natural language processing in material science: a case study in chemical vapor deposition. - Yuya Kajikawa; Yoshihide Sugiyama; Hideki Mima; Katsumori Matsushima (Data Sci. J., 2006)

Terminology-based knowledge mining for new knowledge discovery. - Hideki Mima; Sophia Ananiadou; Katsumori Matsushima (ACM Trans. Asian Lang. Inf. Process., 2006)

Topological analysis of citation networks to discover the future core articles. - Naoki Shibata; Yuya Kajikawa; Katsumori Matsushima (J. Assoc. Inf. Sci. Technol., 2007)

Enhanced co-citation analysis using frameworks. - Tetsuaki Oda; Kiminori Gemba; Katsumori Matsushima (Technol. Anal. Strateg. Manag., 2008)

Identifying the Large-Scale Structure of the Blogosphere. - Makoto Uchida; Naoki Shibata; Yuya Kajikawa; Yoshiyuki Takeda; Susumu Shirayama; Katsumori Matsushima (Adv. Complex Syst., 2009)

Comparative study on methods of detecting research fronts using different types of citation. - Naoki Shibata; Yuya Kajikawa; Yoshiyuki Takeda; Katsumori Matsushima (J. Assoc. Inf. Sci. Technol., 2009)

Nanobiotechnology as an emerging research domain from nanotechnology: A bibliometric approach. - Yoshiyuki Takeda; Shiho Mae; Yuya Kajikawa; Katsumori Matsushima (Scientometrics, 2009)