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unsharp mask

In digital image-editing software, this is a tool that permits you to incrementally increase sharpness in an image. It differs from the Sharpen tool in that it allows you to control the degree of sharpening, helpful in avoiding over-doing it.

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unsharp mask

(Unsharp Mask). The process by which the apparent detail and sharpness of an image is increased. Generally accomplished by the input scanner or through computer manipulation using editing software.
allthingsphotography

unsharp mask

A process by which the apparent detail of an image is increased; generally accomplished by the input scanner or through computer manipulation
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unsharp mask

A filter that makes a picture appear sharper by increasing edge contrast. Its usually supplied with scanners and comes with some image-editing programs such as Photoshop.
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