GCV for Tikhonov regularization via global Golub-Kahan decomposition.

Caterina Fenu Lothar Reichel Giuseppe Rodriguez

Published in: Numer. Linear Algebra Appl. (2016)

Keyphrases

tikhonov regularization
regularization parameter
image restoration
preconditioned conjugate gradient
image processing
cross validation
reproducing kernel hilbert space
closed form
learning tasks
regularization term