一篇经典的讲解RNN的,大部分网络图都来源于此:http://colah.github.io/posts/2015-08-Understanding-LSTMs/
每一层每一时刻的输入输出:https://www.cnblogs.com/lovychen/p/9368390.html
RNN,LSTM,GRU简单图解:
原文:https://www.cnblogs.com/lovychen/p/9374277.html