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Objectives

Fourier Transform:
  Z-Transform
  Discrete Fourier Transform
  Fast Fourier Transform

Discrete Cosine Transform:
  Definition
  Types

Filterbanks:
  Non-linear Frequency Warping
  Overlapping Filters
  Oversampling

Summary:
  Signal Modeling
  Phase

On-Line Resources:
  Spectrum Analysis
  Software
  FFTW
  DCT