Positive semi-definiteness and sum-of-squares property of fourth order four dimensional Hankel tensors.

Yannan Chen Liqun Qi Qun Wang

Published in: J. Comput. Appl. Math. (2016)

Keyphrases

fourth order
high order
noise removal
partial differential equations
higher order
image interpolation
anisotropic diffusion
higher order statistics
pairwise
numerical algorithms
estimation error
positive definite
edge preservation
diffusion tensor
nonlinear diffusion
wavelet domain
wavelet transform
computer vision