Image filtering in Frequency domain

Image filtering in Frequency domain

University

20 Qs

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Image filtering in Frequency domain

Image filtering in Frequency domain

Assessment

Quiz

Computers

University

Medium

Created by

Wafaa Shalash

Used 19+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

For an image, the output of the 2D Fourier Transform is the representation of  the image ________, while the input image is the real space equivalent.

Special domain

in frequency space

Pixel domain

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Separating low/high frequency components from image is performed more efficiently with_______

spacial domain filtering

frequency domain filtering

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The ______performed by multiplying image in frequency domain with the filter.

spacial domain filtering

frequency domain filtering

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The ______performed by convolution of image with the filter.

spacial domain filtering

frequency domain filtering

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The following image is the output of _______

low pass filter

high pass filter

band pass filter

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

this figure is the result of multiplying image DFT magnitude with_

Low pass filter

high pass filter

median filter

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the field of Image Processing, Ideal Lowpass Filter (ILPF) is used for image smoothing in the frequency domain. It removes high-frequency noise from a digital image and preserves low-frequency components.

True

False

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