pysteps.utils.spectral.remove_rain_norain_discontinuity#
- pysteps.utils.spectral.remove_rain_norain_discontinuity(R)#
Function to remove the rain/no-rain discontinuity. It can be used before computing Fourier filters to reduce the artificial increase of power at high frequencies caused by the discontinuity.
- Parameters:
R (array-like) – Array of any shape to be transformed.
- Returns:
R – Array of any shape containing the transformed data.
- Return type:
array-like