Hinton's Forward-Forward Algorithm

What is Forward-Forward (FF) Algorithm?

FF is an alternative deep learning algorithm to Backpropagation (BP), proposed by Geoffrey Hinton.
Paper: The Forward-Forward Algorithm: Some Preliminary Investigations

Progress:

Supervised Learning for MNIST dataset (initial code from mohammadpz/pytorch_forward_forward)
Reorganization
Batch Training
Unsupervised Learning for MNIST dataset
Receptive Fields
Language Modeling