Applying Laplacian produces image having featureless background which is recovered maintaining the sharpness of Laplacian operation by either adding or subtracting it from the original image depending upon the Laplacian definition used. Which of the following is true based on above statement?

If definition used has a positive center coefficient, then subtraction is done

If definition used has a negative center coefficient, then subtraction is done

If definition used has a negative center coefficient, then addition is done

Applying Laplacian produces image having featureless background which

1.	Applying Laplacian produces image having featureless background which is recovered maintaining the sharpness of Laplacian operation by either adding or subtracting it from the original image depending upon the Laplacian definition used. Which of the following is true based on above statement?
A.	If definition used has a negative center coefficient, then subtraction is done
B.	If definition used has a positive center coefficient, then subtraction is done
C.	If definition used has a negative center coefficient, then addition is done
D.	None of the mentioned
Answer» B. If definition used has a positive center coefficient, then subtraction is done

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Applying Laplacian produces image having featureless background which is recovered maintaining the sharpness of Laplacian operation by either adding or subtracting it from the original image depending upon the Laplacian definition used. Which of the following is true based on above statement?

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