Example-based color stylization based on categorical perception. - Youngha Chang; Keiji Uchikawa; Suguru Saito (APGV, 2004)

Example-Based Color Stylization of Images. - Youngha Chang; Suguru Saito; Keiji Uchikawa; Masayuki Nakajima 001 (ACM Trans. Appl. Percept., 2005)

Dichromat's Categorical Color Perception Model. - Noriko Yata; Tomoharu Nagao; Keiji Uchikawa (CGIV, 2012)