Q. What is the name of process used to correct the power-law response phenomena?

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Q. Which of the following transformation function requires much information to be specified at the time of input?

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Q. In contrast stretching, if r1=s1 and r2=s2 then which of the following is true?

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Q. In contrast stretching, if r1=r2, s1=0 and s2=L-1 then which of the following is true?

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Q. In contrast stretching, if r1≤r2 and s1≤s2 then which of the following is true?

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Q. In which type of slicing, highlighting a specific range of gray levels in an image often is desired?

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Q. Which of the following depicts the main functionality of the Bit-plane slicing?

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Q. Which of the following is the primary objective of sharpening of an image?

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Q. Image sharpening process is used in electronic printing.

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Q. In spatial domain, which of the following operation is done on the pixels in sharpening the image?

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Q. Image differentiation enhances the edges, discontinuities and deemphasizes the pixels with slow varying gray levels.

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Q. In which of the following cases, we wouldn’t worry about the behaviour of sharpening filter?

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Q. Which of the following is the valid response when we apply a first derivative?

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Q. Which of the following is not a valid response when we apply a second derivative?

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Q. If f(x,y) is an image function of two variables, then the first order derivative of a one dimensional function, f(x) is:

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Q. Isolated point is also called as noise point.

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Q. What is the thickness of the edges produced by first order derivatives when compared to that of second order derivatives?

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Q. First order derivative can enhance the fine detail in the image compared to that of second order derivative.

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Q. Which of the following derivatives produce a double response at step changes in gray level?

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Q. The objective of sharpening spatial filters is/are to ___________

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