wradlib.classify.filter_gabella_b#
- wradlib.classify.filter_gabella_b(obj, *, thrs=0.0)[source]#
- wradlib.classify.filter_gabella_b(obj: DataArray, **kwargs)
Second part of the Gabella filter comparing area to circumference of contiguous echo regions.
- Parameters:
obj (
numpy.ndarray
)thrs (
float
) – Threshold below which the field values will be considered as no rain
- Returns:
output (
numpy.ndarray
) – contains in each pixel the ratio between area and circumference of the meteorological echo it is assigned to or 0 for non precipitation pixels.
See also
Examples