BottomHatTransform

BottomHatTransform[image, ker] gives the morphological bottom-hat transform of image with respect to structuring element ker.

BottomHatTransform[image, r] gives the bottom-hat transform with respect to a range-r square.

BottomHatTransform[data, ...] applies a bottom-hat transform to an array of data.

Examples

Apply bottom-hat transform:

img = ExampleData[{"TestImage", "Lena"}];
BottomHatTransform[img, 5]

Please visit the official Wolfram Language Reference for more details.