BN

BN
https://www.cnblogs.com/jiangxinyang/p/9372678.html
总结2: Batch Normalization反向传播公式推导及其向量化
https://blog.csdn.net/pan5431333/article/details/78052867
深度学习（六）——BN算法（Batch Normalization）的原理和作用
https://blog.csdn.net/qq_37100442/article/details/81776191