中文说明：基于pca的人脸识别，识别速度快，精确性高。是人脸识别常用的一种经典方法，可以结合其他算法进行研究。以下程序是基于MATLAB开发的。
English Description：
PCA based face recognition, recognition speed, high accuracy. Is a classical method of commonly used face recognition, can be combined with other algorithm research. The following procedure was developed based on the MATLAB.