Digital image processing of the discrete Fourier transform (DFT), discrete cosine transform (DCT) for a detailed analysis. DFT which include the log of visual processing, the center of movement. Including sub-block DCT processing, and retention of small coefficients, and compare the results.

matlab code\Baboon.bmp
...........\DCT.m
...........\DFT.m
...........\Lena.bmp
...........\readme.txt
matlab code

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