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Question

The transformation s = T(r) producing a gray level s for each pixel value r of input image. Then, if the T(r) is satisfying 0 ≤ T(r) ≤ 1 in interval 0 ≤ r ≤ 1, what does it signifies?

a.

It guarantees the existence of inverse transformation

b.

It is needed to restrict producing of some inverted gray levels in output

c.

It guarantees that the output gray level and the input gray level will be in same range

d.

All of the mentioned

Answer: (c).It guarantees that the output gray level and the input gray level will be in same range

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Q. The transformation s = T(r) producing a gray level s for each pixel value r of input image. Then, if the T(r) is satisfying 0 ≤ T(r) ≤ 1 in interval 0 ≤ r ≤ 1, what does it...

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