http://deeplearning.cs.cmu.edu/slides/lec7.cascor.pdf
this is the guest lecture with no video. So let's ignore it.
Recitation 4: CNN
'
https://github.com/vdumoulin/conv_arithmetic/blob/master/README.md
https://blog.csdn.net/sxf1061926959/article/details/54973588
https://www.zhihu.com/question/38499534/answer/147150281
https://github.com/cmudeeplearning11785/deep-learning-tutorials/blob/master/recitation-4/Tutorial-pytorch-cnn.ipynb