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Add R-Bidiagonalization step to BDCSVD

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This commit is contained in:
Arthur
2022-05-27 02:00:24 +00:00
committed by Rasmus Munk Larsen
parent e99163e732
commit 705ae70646
5 changed files with 82 additions and 28 deletions
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10
Eigen/src/SVD/UpperBidiagonalization.h
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@@ -53,7 +53,7 @@ template<typename MatrixType_> class UpperBidiagonalization
* The default constructor is useful in cases in which the user intends to
* perform decompositions via Bidiagonalization::compute(const MatrixType&).
*/
UpperBidiagonalization() : m_householder(), m_bidiagonal(), m_isInitialized(false) {}
UpperBidiagonalization() : m_householder(), m_bidiagonal(0, 0), m_isInitialized(false) {}
explicit UpperBidiagonalization(const MatrixType& matrix)
: m_householder(matrix.rows(), matrix.cols()),
@@ -62,7 +62,13 @@ template<typename MatrixType_> class UpperBidiagonalization
{
compute(matrix);
}
UpperBidiagonalization(Index rows, Index cols)
: m_householder(rows, cols),
m_bidiagonal(cols, cols),
m_isInitialized(false)
{}
UpperBidiagonalization& compute(const MatrixType& matrix);
UpperBidiagonalization& computeUnblocked(const MatrixType& matrix);