An anisotropic reference matrix for image steganography.

Juan Lin Ji-Hwei Horng Yanjun Liu Chin-Chen Chang

Published in: J. Vis. Commun. Image Represent. (2021)

Keyphrases

structure tensor
anisotropic diffusion
singular value decomposition
multiscale
singular values
reference images
artificial intelligence
information systems
pairwise
covariance matrix
positive definite
matrix representation