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Preconditioning of iterative methods - theory and applications.
Owe Axelsson
Radim Blaheta
Maya G. Neytcheva
Ivana Pultarová
Published in:
Numer. Linear Algebra Appl. (2015)
Keyphrases
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iterative methods
constrained optimization
computationally expensive
image reconstruction from projections
tomographic image reconstruction
iterative algorithms
conjugate gradient method
regularization methods
neural model
neural network
real time
objective function