Animating planar folds by computer. - Takeshi Agui; Masahiro Takeda 001; Masayuki Nakajima 001 (Comput. Vis. Graph. Image Process., 1983)

A coding method of gray-valued pictures using density contour lines. - Masayuki Nakajima 001; Takeshi Agui; Masahiro Takeda 001 (Syst. Comput. Jpn., 1985)

Finger image identification method for personal verification. - Masahiro Takeda 001; Satoshi Uchida; Kenichi Hiramatsu; Tokumi Matsunami (ICPR (1), 1990)