Chapter Questions
Define photometry.
Give the formulae for the Fourier transform and its inverse.
Give a definition of: frequency spectrum, phase spectrum, power spectrum.
State the convolution theorem.
Determine the Fourier transform of the Dirac $\delta(x, y)$ function.
Explain how the Fourier transform can be used to remove periodic image noise.
What do you understand by aliasing?
Why are wavelets better suited to analyze image data in multiple scales than the Fourier transform?