人脸数据集的介绍：
https://zhuanlan.zhihu.com/p/362356480
https://blog.csdn.net/bjbz_cxy/article/details/122210641

CASIAWebFace人脸数据集等的github：
https://github.com/deepinsight/insightface/blob/master/recognition/datasets/README.md
https://github.com/bubbliiiing/arcface-pytorch
https://blog.csdn.net/weixin_39873397/article/details/83004664

XMOL网站：
https://www.x-mol.com/register/index

MSN网络代码：
https://github.com/wheidima/MSN/blob/master/msn69.py