人脸检测与特征定位，先做完人脸检测才能标注特征，在人脸检测区域可以进行二值化图像，相似度计算等操作，在特征标注区可以完成边缘提取，标记人脸器官操作-Face detection and feature location, perfect face detection to do first annotation feature, the face detection area in the binarized image can be performed, similarity calculation operations can be completed in the feature gutter edge extraction, operation mark Face Organ