pysteps.utils.images.morph_opening
pysteps.utils.images.morph_opening¶
- pysteps.utils.images.morph_opening(input_image, thr, n)¶
Filter out small scale noise on the image by applying a binary morphological opening, that is, erosion followed by dilation.
- Parameters
- input_image: ndarray_ or MaskedArray_
Array of shape (m, n) containing the input image.
- thr: float
The threshold used to convert the image into a binary image.
- n: int
The structuring element size [pixels].
- Returns
- input_image: ndarray or MaskedArray
Array of shape (m,n) containing the filtered image.