Note

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Wigner-Ville distribution of a ChirpΒΆ

This example shows the wireframe plot of the Wigner-Ville distribution of a chirp. The WV distribution can take negative values, and has almost perfect localization in the time-frequency plane.

Figure 4.1 from the tutorial.

WIGNER-VILLE
from tftb.generators import fmlin
from tftb.processing import WignerVilleDistribution

sig = fmlin(256)[0]
tfr = WignerVilleDistribution(sig)
tfr.run()
tfr.plot(threshold=0.0, kind='wireframe')

Total running time of the script: ( 0 minutes 0.289 seconds)

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