If I create a random matrix D(i,j) using any chaotic map and XOR a plain image P(i,j) with it and obtained a cipher image C(i,j).Can I call this process as diffusion in image encryption.
C(i,j) = P(i,j) Xor D(i,j)
If no, please explain the reason
How the test image "Lena" is particular than other test images?. Why this image is good testing for image compression algorithms.
31 December 2017 263 7 View
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