Inner angle of triangle on unit circle made of consecutive three points generated by chaotic map. - Ryo Takahashi; Etsushi Nameda; Ken Umeno (JSIAM Lett., 2010)

Two-Dimensional Nonlinear Fabry-Perot Interferometer: An Unconventional Computing Substrate for Maze Exploration and Logic Gate Operation. - Youichi Okabayashi; Takashi Isoshima; Etsushi Nameda; Song-Ju Kim; Masahiko Hara (Int. J. Nanotechnol. Mol. Comput., 2011)

Efficient Decision-Making by Volume-Conserving Physical Object. - Song-Ju Kim; Masashi Aono; Etsushi Nameda (CoRR, 2014)