A preconditioner for the Schur complement matrix.

Mario A. Storti Lisandro Dalcín Rodrigo Paz A. Yommi V. Sonzogni Norberto M. Nigro

Published in: Adv. Eng. Softw. (2006)

Keyphrases

singular value decomposition
low frequency
iterative methods
matrix representation
machine learning
information retrieval
multiscale
high dimensional
markov random field
high frequency
low rank
edge preserving
linear systems
singular values
rows and columns
coefficient matrix