normalization flow

from Eric Jang

Normalizing flows transform simple densities (like Gaussians) into rich complex distributions that can be used for generative models, RL, and variational inference. 

Supplementary knowledge:

1. 仿射变换： 伸缩+平移

！！！对不起！！，知识储备量不够，看不懂。。。。

Reference:

https://zhuanlan.zhihu.com/p/59615785