RidgeSampling: Sampling Gabor Ridge
Description
Given a ridge phi (for the Gabor transform), returns a
(regularly) subsampled version of length nbnodes.
Usage
RidgeSampling(phi, nbnodes)
Value
Returns a list containing the discrete values of the ridge.
nodetime coordinates of the ridge samples.
phinodefrequency coordinates of the ridge samples.
Details
Gabor ridges are sampled uniformly.
References
See discussions in the text of "Time-Frequency Analysis''.