If I'm reading this correctly, it's old news. They're just tracing the activation of kernels. You can see examples in this wikipedia article: https://en.wikiped

If I'm reading this correctly, it's old news. They're just tracing the activation of kernels. You can see examples in this wikipedia article: https://en.wikipedia.org/wiki/Kernel_(image_processing) https://en.wikipedia.org/wiki/Kernel_(image_processing) This one's cool too: http://scs.ryerson.ca/~aharley/vis/conv/ http://scs.ryerson.ca/~aharley/vis/conv/