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The frequency domain Laplacian is closer to which of the following mask?

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The frequency domain Laplacian is closer to which of the following mask?

(a) Mask that excludes the diagonal neighbors

(b) Mask that excludes neighbors in 4-adjacancy

(c) Mask that excludes neighbors in 8-adjacancy

(d) None of the mentioned

I have been asked this question in homework.

Origin of the question is Unsharp Masking, High-boost filtering and Emphasis Filtering in portion Intensity Transformations and Spatial Filtering of Digital Image Processing

1 Answer

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Best answer
Right option is (a) Mask that excludes the diagonal neighbors

Best explanation: The frequency domain Laplacian is closer to mask that excludes the diagonal neighbors.

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