Error norm estimation and stopping criteria in preconditioned conjugate gradient iterations.

Owe Axelsson Igor E. Kaporin

Published in: Numer. Linear Algebra Appl. (2001)

Keyphrases

stopping criteria
preconditioned conjugate gradient
stopping criterion
tikhonov regularization
image restoration
regularization parameter
maximum likelihood
closed form
convergence rate
regularization term
reproducing kernel hilbert space