Constructing TI-friendly Substitution Boxes using Shift-Invariant Permutations.

Si Gao Arnab Roy Elisabeth Oswald

Published in: IACR Cryptol. ePrint Arch. (2018)

Keyphrases

shift invariant
wavelet domain
shift variant
rotation invariant
discrete wavelet transform
wavelet coefficients
sparse coding
edge preserving
spatial domain
blurred images
denoising
co occurrence
generative model
image denoising
human visual system
noise reduction