RidgeSampling {Rwave}

Sampling Gabor Ridge

Description

Given a ridge phi (for the Gabor transform), returns a (regularly) subsampled version of length nbnodes.

Usage

RidgeSampling(phi, nbnodes)

Arguments

phi

ridge (1D array).

nbnodes

number of samples.

Details

Gabor ridges are sampled uniformly.

Value

Returns a list containing the discrete values of the ridge.

node

time coordinates of the ridge samples.

phinode

frequency coordinates of the ridge samples.

References

See discussions in the text of "Time-Frequency Analysis”.

See Also

wRidgeSampling.