8 search results - page 2 / 2 » Nested-Dissection Orderings for Sparse LU with Partial Pivot... |
SPAA
1998
ACM
15 years 1 months ago
1998
ACM
Sparse LU factorization with partial pivoting is important for many scienti c applications and delivering high performance for this problem is di cult on distributed memory machin...
PPAM
2007
Springer
15 years 3 months ago
2007
Springer
Abstract. We present an out-of-core sparse direct solver for unsymmetric linear systems. The solver factors the coefficient matrix A into A = PLU using Gaussian elimination with pa...
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SIAMMAX
2010
14 years 4 months ago
2010
In this paper, we consider estimating sparse inverse covariance of a Gaussian graphical model whose conditional independence is assumed to be partially known. Similarly as in [5],...