https://blog.csdn.net/baiyu9821179/article/details/54974234
https://realpython.com/face-recognition-with-python/
https://realpython.com/face-detection-in-python-using-a-webcam/
https://blog.csdn.net/serena9636/article/details/52530446
https://download.csdn.net/download/u011433684/10339091
https://download.csdn.net/download/u011433684/10161843
https://blog.csdn.net/wyx100/article/details/73006307
https://download.csdn.net/download/gllg1314/9917320
https://blog.csdn.net/ikscher/article/details/8348925
https://github.com/ageitgey/face_recognition
https://www.cnblogs.com/zhangqunshi/p/6646987.html
https://blog.csdn.net/weixin_37554177/article/details/72884682
https://blog.csdn.net/mr_Gemini/article/details/78803241
https://blog.csdn.net/u014017080/article/details/76152650