Q.

Which of the following techniques is based on the Fourier transform?

A. structural
B. spectral
C. statistical
D. topological
Answer» B. spectral
Explanation: spectral techniques are based on properties of the fourier spectrum and are used primarily to detect global periodicity in an image by identifying high energy, narrow peaks in the image.
717
0
Do you find this helpful?
5

Discussion

No comments yet