
Image processing - practical session 6
Quiz
•
Computers
•
University
•
Practice Problem
•
Medium
Itir Onal Ertugrul
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7 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In thresholding based on median value technique, equal number of pixels in foreground/background are assumed.
True
False
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Entropy is maximum when all the pixel intensity values are the same.
True
False
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Bernsen's method works well in flat background regions.
True
False
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In Bernsen's method, opening and closing can be used to obtain Imin and Imax images, respectively.
True
False
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In Otsu's thresholding method, variances of classes are not computed while computing between-class variance.
True
False
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following is better when the image has varying illumination?
Otsu's method
Minimum Error
Niblack's method
Maximum Entropy
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In local adaptive thresholding, same threshold is used for all pixels in the local window.
True
False
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