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How can Sharpening be achieved?

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in Digital Image Processing by (701k points)
How can Sharpening be achieved?

(a) Pixel averaging

(b) Slicing

(c) Correlation

(d) None of the mentioned

The question was asked in an interview.

The doubt is from Sharpening Spatial Filters in section Intensity Transformations and Spatial Filtering of Digital Image Processing

1 Answer

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Best answer
The correct answer is (d) None of the mentioned

For explanation: Sharpening is achieved using Spatial Differentiation.

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