Applies a digital filter that improves the quality of a noisy image.
Each pixel is replaced by the median in a set of neighboring pixels
as defined by radius.
The filter radius. Values larger than 8 or 9 may take
longer than you want to wait, and will not have
significantly better results than much smaller values.
Applies a digital filter that improves the quality of a noisy image. Each pixel is replaced by the median in a set of neighboring pixels as defined by radius.