public class ColumnCounts_DSCC
extends java.lang.Object
See cs_counts() on page 55
Constructor and Description |
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ColumnCounts_DSCC(boolean ata)
Configures column count algorithm.
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Modifier and Type | Method and Description |
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void |
process(org.ejml.data.DMatrixSparseCSC A,
int[] parent,
int[] post,
int[] counts)
Processes and computes column counts of A
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public ColumnCounts_DSCC(boolean ata)
ata
- flag used to indicate if the cholesky factor of A or ATA is to be computed.public void process(org.ejml.data.DMatrixSparseCSC A, int[] parent, int[] post, int[] counts)
A
- (Input) Upper triangular matrixparent
- (Input) Elimination tree.post
- (Input) Post order permutation of elimination tree. See TriangularSolver_DSCC.postorder(int[], int, int[], org.ejml.data.IGrowArray)
counts
- (Output) Storage for column counts.