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Merged in jkflying/eigen-fix-scaling (pull request PR-302)

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Make scaling work with non-square matrices
This commit is contained in:
Gael Guennebaud 2017-11-10 10:11:36 +00:00
commit fc45324380
1 changed files with 6 additions and 0 deletions
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6
unsupported/Eigen/src/IterativeSolvers/Scaling.h
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@ -104,12 +104,18 @@ class IterScaling
for (int i = 0; i < m; ++i)
{
Dr(i) = std::sqrt(Dr(i));
}
for (int i = 0; i < n; ++i)
{
Dc(i) = std::sqrt(Dc(i));
}
// Save the scaling factors
for (int i = 0; i < m; ++i)
{
m_left(i) /= Dr(i);
}
for (int i = 0; i < n; ++i)
{
m_right(i) /= Dc(i);
}
// Scale the rows and the columns of the matrix