Question: Computer Vision 1. Please answer the following questions precisely. Support your answer with equations, diagrams, etc, as appropriate. (a) Why is the assumption of image

Computer Vision

1. Please answer the following questions precisely. Support your answer with equations, diagrams, etc, as appropriate.

(a) Why is the assumption of image size as a power of 2 needed in Fast Fourier Transform (FFT)?

(b) Why is bit reversal needed for (FFT)?

(c) What is the ringing effect and how is it reduced?

(d) What are spectrum power and its relation to information contents of the image?

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