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Questions on the image processing capabilities implemented in Mathematica.

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I am doing DCT steganography. I have obtained a matrix of DCT co-efficient. I now want to perform zig-zag ordered encoding. The matrix is as follows ({ {39, -11, 16, -1, 4, 1, 1, 1}, {-10, 2, -2 …
asked Mar 13 '16 by Ramya Mendharkar