public class QR
extends java.lang.Object
Constructor and Description |
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QR(int m,
int n)
Constructs an empty QR decomposition
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Modifier and Type | Method and Description |
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QR |
factor(DenseMatrix A)
Computes an orthogonal decomposition
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static QR |
factorize(Matrix A)
Convenience method to compute a QR decomposition
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DenseMatrix |
getQ()
Returns the orthogonal part of the factorization
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UpperTriangDenseMatrix |
getR()
Returns the upper triangular factor
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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 columnspublic static QR factorize(Matrix A)
A
- Matrix to decompose. Not modifiedpublic QR factor(DenseMatrix A)
A
- Matrix to decompose. Overwritten on exit. Pass a copy to avoid
thispublic UpperTriangDenseMatrix getR()
public DenseMatrix getQ()