http://www.deeplearningbook.org/ (MIT Press book)
https://caffe2.ai/docs/tutorials.html#new-to-deep-learning
http://neuralnetworksanddeeplearning.com/index.html
http://karpathy.github.io/neuralnets/
http://www.cs.nyu.edu/~yann/talks/lecun-ranzato-icml2013.pdf
http://deeplearning.net/tutorial/deeplearning.pdf
CIFAR 10: https://www.cs.toronto.edu/~kriz/cifar.html
The CIFAR-10 dataset consists of 60000 32x32 colour images in 10 classes, with 6000 images per class. There are 50000 training images and 10000 test images.