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Image Sharpening a ) Consider the following three Laplacian filters A , B , and C : A = [ 1 0 1 0 -
Image Sharpening
a Consider the following three Laplacian filters and :
If we filter a given image I by using filters and respectively to obtain the sharpened images IA IB and IC
What can you say about these filtered images? Hint: compare the sharpness of the images
b Write down a by Laplacian like filter with the centre element equal to Apply this Laplacian like filter to an image
I, do we get a sharper image compared to the images in part a Explain your answer.
c How does this type of filter behave as a function of mask size, for example:
and
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