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Welcome to the Intensity Transformations and Spatial Filtering MCQs Page

Dive deep into the fascinating world of Intensity Transformations and Spatial Filtering with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Intensity Transformations and Spatial Filtering, a crucial aspect of Digital Image Processing (DIP). In this section, you will encounter a diverse range of MCQs that cover various aspects of Intensity Transformations and Spatial Filtering, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Digital Image Processing (DIP).

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Check out the MCQs below to embark on an enriching journey through Intensity Transformations and Spatial Filtering. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Digital Image Processing (DIP).

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Intensity Transformations and Spatial Filtering. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Intensity Transformations and Spatial Filtering MCQs | Page 26 of 27

Explore more Topics under Digital Image Processing (DIP)

Q251.
Which of the following is not a principle step in fuzzy technique?

a.

Fuzzify input

b.

Apply implication method

c.

Defuzzify final output

d.

None of the mentioned

Discuss
Answer: (d).None of the mentioned
Q252.
Which gray-level transformation increase the dynamic range of gray-level in the image?

a.

Power-law transformations

b.

Negative transformations

c.

Contrast stretching

d.

None of the mentioned

Discuss
Answer: (c).Contrast stretching
Q253.
When is the contrast stretching transformation a linear function, for r and s as gray-value of image before and after processing respectively?

a.

r1 = s1 and r2 = s2

b.

r1 = r2, s1 = 0 and s2 = L – 1, L is the max gray value allowed

c.

r1 = 1 and r2 = 0

d.

None of the mentioned

Discuss
Answer: (a).r1 = s1 and r2 = s2
Q254.
When is the contrast stretching transformation a thresholding function, for r and s as gray-value of image before and after processing respectively?

a.

r1 = s1 and r2 = s2

b.

r1 = r2, s1 = 0 and s2 = L – 1, L is the max gray value allowed

c.

r1 = 1 and r2 = 0

d.

None of the mentioned

Discuss
Answer: (b).r1 = r2, s1 = 0 and s2 = L – 1, L is the max gray value allowed
Q255.
What condition prevents the intensity artifacts to be created while processing with contrast stretching, if r and s are gray-values of image before and after processing respectively?

a.

r1 = s1 and r2 = s2

b.

r1 = r2, s1 = 0 and s2 = L – 1, L is the max gray value allowed

c.

r1 = 1 and r2 = 0

d.

r1 ≤ r2 and s1 ≤ s2

Discuss
Answer: (d).r1 ≤ r2 and s1 ≤ s2
Q256.
A contrast stretching result been obtained by setting (r1, s1) = (rmin, 0) and (r2, s2) = (rmax, L – 1), where, r and s are gray-values of image before and after processing respectively, L is the max gray value allowed and rmax and rmin are maximum and minimum gray-values in image respectively. What should we term the transformation function if r1 = r2 = m, some mean gray-value.

a.

Linear function

b.

Thresholding function

c.

Intermediate function

d.

None of the mentioned

Discuss
Answer: (b).Thresholding function
Q257.
A specific range of gray-levels highlighting is the basic idea of __________

a.

Contrast stretching

b.

Bit –plane slicing

c.

Thresholding

d.

Gray-level slicing

Discuss
Answer: (d).Gray-level slicing
Q258.
What is/are the approach(s) of the gray-level slicing?

a.

To give all gray level of a specific range high value and a low value to all other gray levels

b.

To brighten the pixels gray-value of interest and preserve the background

c.

All of the mentioned

d.

None of the mentioned

Discuss
Answer: (c).All of the mentioned
Q259.
Which of the following transform produces a binary image after processing?

a.

Contrast stretching

b.

Gray-level slicing

c.

All of the mentioned

d.

None of the mentioned

Discuss
Answer: (c).All of the mentioned
Q260.
Specific bit contribution in the image highlighting is the basic idea of __________

a.

Contrast stretching

b.

Bit –plane slicing

c.

Thresholding

d.

Gray-level slicing

Discuss
Answer: (b).Bit –plane slicing
Page 26 of 27

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