When is the contrast stretching transformation a thresholding function – McqOptions

MCQOPTIONS

1.	When is the contrast stretching transformation a thresholding function, for r and s as gray-value of image before and after processing respectively?
A.	tr<sub>1</sub> = s<sub>1</sub> and r<sub>2</sub> = s<sub>2</sub>
B.	tr<sub>1</sub> = r<sub>2</sub>, s<sub>1</sub> = 0 and s<sub>2</sub> = L 1, L is the max gray value allowed
C.	tr<sub>1</sub> = 1 and r<sub>2</sub> = 0
D.	tNone of the mentioned
Answer» C. tr<sub>1</sub> = 1 and r<sub>2</sub> = 0

Discussion

No Comment Found

Related MCQs

Which of the following helps to obtain the number of bits to be used to quantize each pixel.
In bit-plane slicing if an image is represented by 8 bits and is composed of eight 1-bit plane, with plane 0 showing least significant bit and plane 7 showing most significant bit. Then, which plane(s) contain the majority of visually significant data.
Specific bit contribution in the image highlighting is the basic idea of __________
A contrast stretching result been obtained by setting (r<sub>1</sub>, s<sub>1</sub>) = (r<sub>min</sub>, 0) and (r<sub>2</sub>, s<sub>2</sub>) = (r<sub>max</sub>, L 1), where, r and s are gray-values of image before and after processing respectively, L is the max gray value allowed and r<sub>max</sub> and r<sub>min</sub> are maximum and minimum gray-values in image respectively. What should we term the transformation function if r<sub>1</sub> = r<sub>2</sub> = m, some mean gray-value.
When is the contrast stretching transformation a thresholding function, for r and s as gray-value of image before and after processing respectively?