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The Discrete Cosine Transform
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Fourier Theory
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Relationship between DCT and FFT
DCT (Discrete Cosine Transform) is actually a
cut-down
version of the FFT:
Only the
real
part of FFT
Computationally simpler than FFT
DCT -- Effective for Multimedia Compression
DCT
MUCH
more commonly used.
Dave Marshall
10/4/2001