1. Human and machine recognition of faces: a survey;Chellappa;Proc. IEEE,1995
2. W. Zhao, R. Chellappa, A. Rosenfeld and P.J. Phillips, Face recognition: A Literature Survey, CS-Tech Report-4167, University of Maryland, 2000.
3. Face recognition: a survey;Liu;J. Circuits Systems,2004
4. Eigenfaces for recognition;Turk;J. Cogn. Neurosci.,1991
5. Eigenfaces vs. fisherfaces: recognition using class specific linear projection;Belhumeur;IEEE Trans. Pattern Anal. Mach. Intell.,1997