Q. A spatial averaging filter in which all coefficients are equal is called _______________.

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Q. Which term is used to indicate that pixels are multiplied by different coefficients?

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Q. The non linear spacial filters whose response is based on ordering of the pixels contained is called _____________.

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Q. Impulse noise in Order-statistic filter is also called as _______________

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Q. Best example for a Order-statistic filter is ____________________

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Q. What does “eliminated” refer to in median filter?

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Q. Which of the following is best suited for salt-and-pepper noise elimination?

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Q. Smoothing filter is used for which of the following work(s)?

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Q. The response of the smoothing linear spatial filter is/are __________

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Q. Which of the following filter(s) results in a value as average of pixels in the neighborhood of filter mask.

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Q. What is/are the resultant image of a smoothing filter?

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Q. At which of the following scenarios averaging filters is/are used?

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Q. A spatial averaging filter having all the coefficients equal is termed _________

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Q. What does using a mask having central coefficient maximum and then the coefficients reducing as a function of increasing distance from origin results?

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Q. What is the relation between blurring effect with change in filter size?

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Q. Which of the following filter(s) has the response in which the central pixel value is replaced by value defined by ranking the pixel in the image encompassed by filter?

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Q. Is it true or false that “the original pixel value is included while computing the median using gray-levels in the neighborhood of the original pixel in median filter case”?

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Q. Two filters of similar size are used for smoothing image having impulse noise. One is median filter while the other is a linear spatial filter. Which would the blurring effect of both?

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Q. An image contains noise having appearance as black and white dots superimposed on the image. Which of the following noise(s) has the same appearance?

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Q. While performing the median filtering, suppose a 3*3 neighborhood has value (10, 20, 20, 20, 15, 20, 20, 25, 100), then what is the median value to be given to the pixel under filter?

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