中文说明：利用matlab实现人脸识别，将facefind函数生成.dll动态链接库，检测准确，可以检测到侧面图像，识别率95 以上。
English Description：
Matlab is used to realize face recognition, and the facefind function is generated into. DLL Dynamic link library. The detection is accurate, and the side image can be detected, and the recognition rate is more than 95%.