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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Q. Which of the following are forced to the median intensity of the neighbors by n*n median filter?

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Q. Which filter(s) used to find the brightest point in the image?

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Q. The median filter also represents which of the following ranked set of numbers?

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Q. Which of the following filter represents a 0th percentile set of numbers?

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Q. In neighborhood operations working is being done with the value of image pixel in the neighborhood and the corresponding value of a subimage that has same dimension as neighborhood. The subimage is referred as _________

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Q. The response for linear spatial filtering is given by the relationship __________

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Q. In linear spatial filtering, what is the pixel of the image under mask corresponding to the mask coefficient w (1, -1), assuming a 3*3 mask?

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