A special modified Tikhonov regularization matrix for discrete ill-posed problems.

Jingjing Cui Guohua Peng Quan Lu Zhengge Huang

Published in: Appl. Math. Comput. (2020)

Keyphrases

tikhonov regularization
vector valued
image restoration
regularization parameter
reproducing kernel hilbert space
preconditioned conjugate gradient
singular value decomposition
learning algorithm
least squares
cross validation