L-Curve and Curvature Bounds for Tikhonov Regularization.

Daniela Calvetti Lothar Reichel A. Shuibi

Published in: Numer. Algorithms (2004)

Keyphrases

tikhonov regularization
image restoration
digital curves
regularization parameter
preconditioned conjugate gradient
upper bound
reproducing kernel hilbert space
vector valued
lower bound
worst case
multiscale
loss function
least squares
cross validation
kernel methods
scale space
learning theory
markov random field