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A Robust Multilevel Approximate Inverse Preconditioner for Symmetric Positive Definite Matrices.
Andrea Franceschini
Victor Antonio Paludetto Magri
Massimiliano Ferronato
Carlo Janna
Published in:
SIAM J. Matrix Anal. Appl. (2018)
Keyphrases
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computationally efficient
dictionary learning
feature vectors
multiresolution