• Describe how periodic waveforms consist of a linear superposition of sinusoids.
• Understand the basic Fourier transform pairs.
• Understand the properties of Fourier Transform.
• Explain the phenomenon of aliasing and discuss appropriate procedures to eliminate it.
• Explain the window effect of window functions, such as rectangular, Hann, and Blackman-Harris, on Fourier transform of the digital images.
• Discuss how to remove the random noises using a frequency filter.
• Discuss how to remove the periodical noises using a frequency filter.