Hmmm. I wonder if you can do backprop on exp(f) as efficiently as f? Then once you've learnt exp(f) you can just use exp(tf) to transform smoothly from one to t

Hmmm. I wonder if you can do backprop on exp(f) as efficiently as f? Then once you've learnt exp(f) you can just use exp(tf) to transform smoothly from one to the other.