A face recognition algorithm of pca using java code

Java常用工具集合，下载导入即用，用户可以自行测试。(Face recognition based on OpenCV is based on java interface programming, and contains watermark encryption algorithm.)

人脸识别的一个示例程序，调用百度接口程序实现人脸识别。(An example program of face recognition, calling Baidu interface program to realize face recognition.)