Image sharpening by coupled nonlinear - Diffusion on the chromaticity - Brightness color representation. - Takahiro Saito; Reina Nosaka; Takashi Komatsu (EUSIPCO, 2006)

Removal of signal-dependent noise for a digital camera. - Takahiro Saito; Yuki Ishii; Reina Nosaka; Takashi Komatsu (Digital Photography, 2007)