Q.

Which of the following occurs in Unsharp Masking?

A. blurring original image
B. adding a mask to original image
C. subtracting blurred image from original
D. all of the mentioned
Answer» D. all of the mentioned
Explanation: in unsharp masking, all of the above occurs in the order: blurring, subtracting the blurred image and then adding the mask.
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