Karpathy's course notes for Stanford's Convolutional Neural Networks for Visual Recognition is a great intro [1]. It starts with with linear classification, th

Karpathy's course notes for Stanford's Convolutional Neural Networks for Visual Recognition is a great intro [1]. It starts with with linear classification, then moves to neural nets, and then explains convolutional neural nets. [1]: http://cs231n.github.io http://cs231n.github.io