SONG, X. Extracting facial features with partial feature template. Proceeding of the Asian Conference on Computer Vision, 1994. 1994, 751-754
TURK, M. Eigenface for recognition. Journal of Cognitive Neuroscience. 1991, 3, 1, 71-86
KASS, M. Snakes : Active contour models. International Journal of Computer Vision. 1988, 321-331
WU, H. Face and facial feature extraction from color image. Proceeding of the International Workshop on Automatic Face- and Gesture-Recognition, 1996. 1996