Interesting return to ternary. Effectively, each weight says only whether it's correlated (+1), uncorrelated (0), or anti-correlated (-1) with the input, and th

Interesting return to ternary. Effectively, each weight says only whether it's correlated (+1), uncorrelated (0), or anti-correlated (-1) with the input, and the structure of the network is the actual computation over that information.