说明：  程序用matlab实现基于模板和肤色的人脸检测,首先利用肤色信息检测出可能的人脸区域,然后进行模板匹配.可以实现一幅图片中多人脸的检测.
(procedures using Matlab based templates and color of face detection, the first to use color information may detect a face, then template matching. can be achieved over a picture of face detection.)