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java.lang.Objectno.uib.cipr.matrix.QR
public class QR
Computers QR decompositions
Constructor Summary | |
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QR(int m,
int n)
Constructs an empty QR decomposition |
Method Summary | |
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QR |
factor(DenseMatrix A)
Computes an orthogonal decomposition |
static QR |
factorize(Matrix A)
Convenience method to compute a QR decomposition |
DenseMatrix |
getQ()
Returns the orthogonal part of the factorization |
UpperTriangDenseMatrix |
getR()
Returns the upper triangular factor |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public QR(int m, int n)
m
- Number of rows. Must be larger than or equal the number of
columnsn
- Number of columnsMethod Detail |
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public static QR factorize(Matrix A)
A
- Matrix to decompose. Not modified
public QR factor(DenseMatrix A)
A
- Matrix to decompose. Overwritten on exit. Pass a copy to avoid
this
public UpperTriangDenseMatrix getR()
public DenseMatrix getQ()
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