Image processing - practical session 6

Image processing - practical session 6

University

7 Qs

quiz-placeholder

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Image processing - practical session 6

Image processing - practical session 6

Assessment

Quiz

Computers

University

Practice Problem

Medium

Created by

Itir Onal Ertugrul

Used 1+ times

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7 questions

Show all answers

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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