How to select num_taps and beta for PQMF?
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bfs18 commented
Hi, thanks for the great repo.
How to select num_taps and beta for PQMF? I tried scipy.signal.kaiserord(100, 1 / (2*4)), however the result is different from the parameter in the code.
bfs18 commented
62, 9.0 seems conforms to the following equation
num_taps, beta = kaiserord(90, 0.5 / num_subbands * 1.5)
kan-bayashi commented
You can check the notebook:
https://github.com/kan-bayashi/ParallelWaveGAN/blob/master/notebooks/filter_design_example.ipynb