(Wavesplit) Comments on the implementation

[lienz]

https://github.com/mpariente/asteroid/blob/aa3485bc57ef1f21d37cff43fce69cc3c9c94b1c/egs/wham/WaveSplit/wavesplit.py#L143

Wavesplit uses standard convolutions, not separable (separable worked worse).

https://github.com/mpariente/asteroid/blob/aa3485bc57ef1f21d37cff43fce69cc3c9c94b1c/egs/wham/WaveSplit/wavesplit.py#L166

Before the residual stacks there is a single convolution layer with kernel size 4, 512 filters, no dilation, no stride.

[lienz]

https://github.com/mpariente/asteroid/blob/aa3485bc57ef1f21d37cff43fce69cc3c9c94b1c/egs/wham/WaveSplit/losses.py#L38
Initializing with one-hot works better.

[mpariente]

Thanks a lot for the comments @lienz ! We're going to work on it
Just linking the PR #70 for visibility.