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This commit is contained in:
Gael Guennebaud 2011-12-23 23:22:31 +01:00
parent 901bcdd2a8
commit 15ea999f84
1 changed files with 4 additions and 1 deletions
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test/jacobisvd.cpp
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@ -132,8 +132,11 @@ void jacobisvd_test_all_computation_options(const MatrixType& m)
jacobisvd_solve<MatrixType, QRPreconditioner>(m, ComputeThinU | ComputeFullV);
jacobisvd_solve<MatrixType, QRPreconditioner>(m, ComputeThinU | ComputeThinV);
// test reconstruction
typedef typename MatrixType::Index Index;
Index diagSize = (std::min)(m.rows(), m.cols());
JacobiSVD<MatrixType, QRPreconditioner> svd(m, ComputeThinU | ComputeThinV);
VERIFY_IS_APPROX(m, svd.matrixU() * svd.singularValues().asDiagonal() * svd.matrixV().transpose());
VERIFY_IS_APPROX(m, svd.matrixU().leftCols(diagSize) * svd.singularValues().asDiagonal() * svd.matrixV().leftCols(diagSize).adjoint());
}
}