Sharpen

Class: NodeImageUnsharpMask

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This filter subtracts a smoothed version of the input image from itself, which achieves the edge enhancing effect. The formula used is Sharpened = Original + [ abs(Original - Blurred) - Threshold] * Amount

Example workflows

Inputs

Image

The input image.

Type: Image4DFloat, Required, Single

Outputs

Output

The sharpened image.

Type: Image4DFloat

Settings

Amount Number

The weight of the subtracted smoothed image.

Radius Number

The radius affects the size of the edges to be enhanced.

Threshold Number

Controls the minimum brightness change that will be sharpened.

References

1. "The Insight Segmentation and Registration Toolkit" www.itk.org

See also

Keywords: