A multilevel Crout ILU preconditioner with pivoting and row permutation.

Published in: Numer. Linear Algebra Appl. (2007)

Keyphrases

rows and columns
edge preserving
iterative methods
simplex method
low frequency
binary matrices
decision trees
image restoration
interior point methods
feature selection
data structure
feature vectors
special case
wavelet coefficients
data matrix
doubly stochastic