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- Wavelet channel-filter
is a scaling of channel-filter
(scaling in time domain also)
- In STFT, channel filter
is a shift of channel-filter
(modulation in time domain)
- As
increases,
lengthens,
narrows
- Dyadic filter bank (
):
-
top-octave bandpass (BP) filter
-
BP for next octave down
-
octave bandpass below that, etc.
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Download JFB.pdf
Download JFB_2up.pdf
Download JFB_4up.pdf
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