Fuzzy Inference with Schemes for Guaranteeing Convexity and Symmetricity in Consequences Based on alpha-Cuts. - Kiyohiko Uehara; Takumi Koyama; Kaoru Hirota (J. Adv. Comput. Intell. Intell. Informatics, 2009)

Inference with Governing Schemes for Propagation of Fuzzy Convex Constraints Based on alpha-Cuts. - Kiyohiko Uehara; Takumi Koyama; Kaoru Hirota (J. Adv. Comput. Intell. Intell. Informatics, 2009)

Inference Based on alpha-Cut and Generalized Mean with Fuzzy Tautological Rules. - Kiyohiko Uehara; Takumi Koyama; Kaoru Hirota (J. Adv. Comput. Intell. Intell. Informatics, 2010)

Suppression Effect of alpha-Cut Based Inference on Consequence Deviations. - Kiyohiko Uehara; Takumi Koyama; Kaoru Hirota (J. Adv. Comput. Intell. Intell. Informatics, 2010)

Inference Based on ά-Cut and Generalized Mean in Representing Fuzzy-Valued Functions. - Kiyohiko Uehara; Takumi Koyama; Kaoru Hirota (J. Adv. Comput. Intell. Intell. Informatics, 2010)

Development of a walking support system controlled by servo brakes. - Takumi Koyama; Yoshihiro Kai (SII, 2015)