说明：  本书对目前常用的人脸特征点定位算法和模型进行了总结，并在前人的基础 上提出一个基于肤色模型的对AAM 模型的改进方法
(This book is currently used for facial feature point localization algorithm and model are summarized, and submitted on the basis of our predecessors of a model based on the color model of the AAM method)