
Digital Image Processing-Unit II
Authored by Gomathi Chandramohan
Computers
University
Used 13+ times

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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
__________refers to accepting or rejecting frequency components.
Noise removal
Filtering
Masking
Hiding
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Noise reduction is obtained by blurring the image using smoothing filter
True
False
Both a and b
None of the above
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Kernel is otherwise called as____________
Window
Template
Spatial Mask
All the above
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
_________________is a process of moving a filter mask over an image and computing the sum of products at each location.
Convolution
Correlation
Point by point processing
masking
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
_____________is measurement of effect of one signal on the other signal.
Convolution
Correlation
Windowing
Masking
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
__________refers to the aggregate of pixels composing an image.
Frequency domain
Frequency filtering
Spatial domain
Spatial filtering
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the difference between Convolution and Correlation?
Image is pre-rotated by 180 degree for Correlation
Image is pre-rotated by 180 degree for Convolution
Image is pre-rotated by 90 degree for Correlation
Image is pre-rotated by 90 degree for Convolution
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