Q. The distance between pixels p and q, the pixels have a distance less than or equal to some value of radius r centred at (x,y) is called :

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Q. For a region R, the set of points that are adjacent to the complement of R is called as ________

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Q. If an image contains K disjoint regions, what does the union of all the regions represent?

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Q. Two regions are said to be ___________ if their union forms a connected set.

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Q. If R is a subset of pixels, we call R a _________ of the image if R is a connected set.

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Q. If S is a subset of pixels, pixels p and q are said to be ____________ if there exists a path between them consisting of pixels entirely in S.

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Q. In 4-neighbours of a pixel p, how far are each of the neighbours located from p?

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Q. The absence of receptors is in the retinal area called _____________

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Q. Ratio of number of rods to the number of cones is _______

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Q. ________ serve to a general, overall picture of the field of view.

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Q. What is the function of Iris?

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Q. The inner most membrane of the human eye is

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Q. What is brightness adaptation?

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Q. What is subjective brightness?

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Q. Range of light intensity levels to which the human eye can adapt (in Log of Intensity-mL)

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Q. How is image formation in the eye different from that in a photographic camera

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Q. Which of the following is a receptor in the retina of human eye?

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Q. Filter that replaces the pixel value with the maximum values of intensity levels is

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Q. Gaussian shape function has no

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Q. Salt and pepper noise can interchangeably be used with

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