基于颜色的自动找手程序，先由人脸检测取得脸的肤色，再以此去找手。运行需要配置好opencv环境。手放在脸部下方两侧-Color-based automated process to find hands, first face detection to obtain face color, and then in order to find hands. Need to configure your environment to run a good opencv. Hand on the bo

1、输入80乘80的英文手写字母图像，对训练数据进行训练，然后输入测试数据，完成字母识别。 2、txt文档详细说明如何配置、运行，一般情况下可以直接运行成功。 3、主要原理采用神经网络进行手写字母识别，准确率较高。 -1, enter 80 x 80 handwritten English alphabet image, the training data for training, and then enter the test data, complete the letter

基于OpenCV的人脸识别Demo，摄像头输入，结果输出。需要手动配置训练样本集的图库地址(train.csv)-OpenCV based Face Recognition, web cam input. Need to manually configure train data set.