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fix bug in sorting of singular values

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This commit is contained in:
Benoit Jacob 2009-08-09 00:05:38 +02:00
parent b10637be50
commit 5f8d58f36a
1 changed files with 2 additions and 1 deletions
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3
Eigen/src/SVD/SVD.h
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@ -393,8 +393,9 @@ void SVD<MatrixType>::compute(const MatrixType& matrix)
{ {
int k; int k;
W.end(n-i).minCoeff(&k); W.end(n-i).minCoeff(&k);
if (k != i) if (k != 0)
{ {
k += i;
std::swap(W[k],W[i]); std::swap(W[k],W[i]);
A.col(i).swap(A.col(k)); A.col(i).swap(A.col(k));
V.col(i).swap(V.col(k)); V.col(i).swap(V.col(k));