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jchh
ethanyanjiali
How do we calculate the DCT representation in practice? Like in our exercise, we manually count the pixel values and try out different combinations. But the computer won't calculate in that way. Is it some sort of optimization problem?
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This is a cool video of Prof. Bill Freeman from MIT using a set of basis functions to reconstruct an image of the earth using reflected light from the moon! https://youtu.be/Ytkkl917paM?t=1312