斯坦福公开课 CS231n Convolutional Neural Networks for Visual Recognition : http://cs231n.stanford.edu/syllabus.html
网络参数初始化:https://www.cnblogs.com/yinheyi/p/6411713.html
卷积层与池化层反向传播算法:https://blog.csdn.net/walegahaha/article/details/51945421
激活函数求导:https://blog.csdn.net/wwangfabei1989/article/details/81238221