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?
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?
It guarantees the existence of inverse transformation
It is needed to restrict producing of some inverted gray levels in output
It guarantees that the output gray level and the input gray level will be in same range
(a).It guarantees the existence of inverse transformation
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