人脸检测系统具有以下功能： 1.人脸检测，包括灰度图像和彩色图像，以及USB摄像头实时人脸检测。 2.人脸识别，包括静态人脸识别和USB摄像头实时人脸识别-Face detection system has the following features: 1. Human Face Detection, including gray-scale images and color images, as well as the USB camera in real-time face detecti