The Information Center of Sichuan Radio and Television University Chengdu 610073 China;
School of Computer Science and Technology, UESTC Chengdu 610054 China;
School of Electronic Engineering, UESTC Chengdu 610054 China;
School of Computer Science and Technology, UESTC Chengdu 610054 China;
kernel based nonlinear representor; face recognition; eigenfaces; Gaussian kernel; euclidean distance classifier;