3D structure from multiple images and estimation of error distribution. - Akira Takahashi 003; Ikuo Ishii; Hideo Makino; Makoto Nakashizuka (Syst. Comput. Jpn., 1997)

A Shape Resolution Control of Textured Object Applying Tolerance Caused by Movement. - Daisuke Wakatsuki; Ikuo Ishii; Akira Takahashi 003 (IEICE Trans. Inf. Syst., 2006)

A geometric method for calibration of internal camera parameters of fish-eye lenses. - Hideki Komagata; Ikuo Ishii; Akira Takahashi 003; Daisuke Wakatsuki; Hiroei Imai (Syst. Comput. Jpn., 2007)