中文说明：资源描述用快速PCA的方法进行识别，识别效率84%左右（有点低哦），做了一个GUI界面，可以简单地实现识别，识别出相应的人脸库中的人脸，大家可以在此基础上再进行修改
English Description：
Application backgroundUsing fast PCA method for recognition, the recognition efficiency is about 84% (a little bit low), made a GUI interface, can be simply implemented to identify, recognize the corresponding face in the database, we can then be modified on this basis