http://www.deeplearningbook.org/contents/linear_algebra.html
http://www.deeplearningbook.org/contents/prob.html
http://www.deeplearningbook.org/contents/numerical.html
Play around & familiarize yourself with numpy, matlab...
http://www.deeplearningbook.org/contents/ml.html
at the very least, understand:
- Logistic Regression
- Max Likelihood Estimation
- training, validation and testing
- basic notions of regularization
http://neuralnetworksanddeeplearning.com/index.html
Convolutional Neural Networks for Visual Recognition http://cs231n.stanford.edu/