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Questions involving defining, training, executing, importing and exporting neural networks.

3 votes
1 answer
131 views

Custom "Function" NetDecoder

I was surprised to learn that there is no custom "Function" named decoder for NetDecoder, as there is for NetEncoder. Has anyone perchance found a way to make a custom decoder with NetDecoder?
CarbonFlambe's user avatar
  • 1,244
3 votes
0 answers
185 views

Backpropagation for manual neural network training [duplicate]

I need to train a neural network manually. Is there a simple way to get the derivatives of all of the learned parameters in the network (with respect to the output) via backpropagation, other than usi …
CarbonFlambe's user avatar
  • 1,244
7 votes
1 answer
318 views

NetPortGradient output port restriction

The documentation for NetPortGradient says net[<|..., NetPortGradient[oport] -> ograd|>, NetPortGradient[iport]] can be used to impose a gradient at an output port oport that will be backpropogate …
CarbonFlambe's user avatar
  • 1,244