http://www.cloudwalk.cn/caseList.html https://www.faceplusplus.com.cn/ 如何使用 Opencv 实现人脸检测和人脸识别？ http://ai.baidu.com/tech/face https://github.com/opencv/opencv https://github.com/kitsook/face https://github.com/orls/ccv-purejs
