The transformation s = T(r) producing a gray level s for each pixel va – McqOptions

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1.	The transformation s = T(r) producing a gray level s for each pixel value r of input image. Then, if the T(r) is single valued in interval 0 r 1, what does it signifies?
A.	tIt guarantees the existence of inverse transformation
B.	tIt is needed to restrict producing of some inverted gray levels in output
C.	tIt guarantees that the output gray level and the input gray level will be in same range
D.	tAll of the mentioned
Answer» B. tIt is needed to restrict producing of some inverted gray levels in output

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