卷积神经网络工作原理直观的解释？
https://www.zhihu.com/question/39022858
如何简单形象又有趣地讲解神经网络是什么？
https://www.zhihu.com/question/22553761
超能智体
https://yjango.gitbooks.io/superorganism/content/chapter1.html?q=
An Intuitive Explanation of Convolutional Neural Networks
https://ujjwalkarn.me/2016/08/11/intuitive-explanation-convnets/
[CV] 通俗理解『卷积』——从傅里叶变换到滤波器
https://zhuanlan.zhihu.com/p/28478034
导数与梯度、矩阵运算性质、科学计算库numpy
http://blog.csdn.net/qq_26222859/article/details/73326088
CS231n官方笔记
https://zhuanlan.zhihu.com/p/21930884?refer=intelligentunit
