A power Schur complement Low-Rank correction preconditioner for general sparse linear systems.

Qingqing Zheng Yuanzhe Xi Yousef Saad

Published in: CoRR (2020)

Keyphrases

low rank
linear systems
missing data
matrix factorization
convex optimization
matrix completion
low rank matrix
sparse linear systems
singular value decomposition
semi supervised
linear combination
rank minimization
high order
high dimensional data
linear program
interior point methods
singular values
data sets