Q. What is the output of a smoothing, linear spatial filter?

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Q. Smoothing linear filter is also known as median filter.

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Q. Which of the following in an image can be removed by using smoothing filter?

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Q. Which of the following is the disadvantage of using smoothing filter?

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Q. Smoothing spatial filters doesn’t smooth the false contours.

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Q. Box filter is a type of smoothing filter.

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Q. Which of the following comes under the application of image blurring?

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Q. Which of the following filters response is based on ranking of pixels?

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Q. Median filter belongs to which category of filters?

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Q. Median filters are effective in the presence of impulse noise.

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Q. What is the maximum area of the cluster that can be eliminated by using an n×n median filter?

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Q. Which of the following expression is used to denote spatial domain process?

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Q. Which of the following shows three basic types of functions used frequently for image enhancement?

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Q. Which expression is obtained by performing the negative transformation on the negative of an image with gray levels in the range[0,L-1] ?

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Q. What is the general form of representation of log transformation?

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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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