Atsushi Matsumoto Nobutaka Shimada Takuro Sakiyama Jun Miura Yoshiaki Shirai Robust Face Recognition under various illumination conditions. 414-417 2005 MVA http://b2.cvl.iis.u-tokyo.ac.jp/mva/proceedings/CommemorativeDVD/2005/papers/2005414.pdf conf/mva/2005 db/conf/mva/mva2005.html#MatsumotoSSMS05