This directory contain multiple implementations of the CNN for handwritten image recognition that follow Zhang's design.

The code is located in cnn.apl, and the input files are located under input directory. Note that if you are cloning the repo for the first time, you'd have to manually download the MNIST data.

In order to run the code, you'd need to have an operational Dyalog APL interpreter. We have tried versions 16 and 17:

$ cat cnn.apl | dyalog