Discriminal Exploration of Image Features for Describing Visual Impressions of Black Fabrics. - Satoshi Hirakawa; Chie Muraki Asano; N. Hamahashi; Akira Asano (HIS, 2003)

Exploration of Image Features for Describing Visual Impressions of Black Fabrics. - Chie Muraki Asano; Satoshi Hirakawa; Akira Asano (KES, 2004)

Estimation of the Reflectance Distribution of Fallen Objects on Highways for Tunnel Lighting Management. - So Sakaguchi; Satoshi Hirakawa; Daijiro Mizutani; Kengo Obama; Kiyoyuki Kaito (SMC, 2013)