a) Must be zero in the flat areas
b) Must be nonzero at the onset and end of a gray-level step or ramp discontinuities
c) Must be zero along the ramps of constant slope
d) All of the mentioned
Which of the facts(s) is/are true for the second order derivative of a digital function?
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answerhappygod
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Which of the facts(s) is/are true for the second order derivative of a digital function?
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