Face Detection many ways, the PCA is a more effective. The code is based on the...

代码说明：

人脸检测的方法很多，pca是其中比较有效的一种。本代码主要是使用pca的方法进行人脸检测，可以检测出人脸的位置，数目，大小-Face Detection many ways, the PCA is a more effective. The code is based on the PCA method Face Detection can detect human faces in the number, size