3Lam K M, Yan H. Locating and Extraction the Eye in Human Face Images. Pattern Recognition, 1996, 29(5) :771～779
4Yuille A L, Cohen D S, Hallinan P. Feature Extraction from Faces Using Deformable Templates. Proc. IEEE Comput.Soc. Conf. Comput. Vision Pattern Recognit. Jun. 6～9, 1989, 104～109
