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Remove dependency of finput in accGradParams of SpatialConvolutionMM #501
As it parallellizes the computations over batch examples, it requires a huge buffer (dependent on the batch size) for storing the unfolded image.
What do you think of the following:
There are other possibilities as well, but which hurts performance even more (but reduces the amount of memory required).
What do you think ?
I gave it a second thought, and I think we don't need to have a buffer
What do you think ? Am I missing something here ?