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Added a note to the Gram Schmidt code and improved some formatting.
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@ -458,6 +458,7 @@ SVD<MatrixType>& SVD<MatrixType>::compute(const MatrixType& matrix)
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typename MatrixUType::ColXpr prevColVec = m_matU.col(prevCol);
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colVec -= colVec.dot(prevColVec)*prevColVec;
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}
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// Here we can run into troubles when colVec.norm() = 0.
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m_matU.col(col) = colVec.normalized();
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}
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12
test/svd.cpp
12
test/svd.cpp
@ -101,17 +101,19 @@ template<typename MatrixType> void svd_verify_assert()
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void test_svd()
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{
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for(int i = 0; i < g_repeat; i++) {
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for(int i = 0; i < g_repeat; i++)
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{
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CALL_SUBTEST_1( svd(Matrix3f()) );
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CALL_SUBTEST_2( svd(Matrix4d()) );
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int cols = ei_random<int>(2,50);
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int rows = cols + ei_random<int>(0,50);
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CALL_SUBTEST_3( svd(MatrixXf(rows,cols)) );
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CALL_SUBTEST_4( svd(MatrixXd(rows,cols)) );
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// complex are not implemented yet
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// CALL_SUBTEST(svd(MatrixXcd(6,6)) );
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// CALL_SUBTEST(svd(MatrixXcf(3,3)) );
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//complex are not implemented yet
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//CALL_SUBTEST(svd(MatrixXcd(6,6)) );
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//CALL_SUBTEST(svd(MatrixXcf(3,3)) );
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}
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CALL_SUBTEST_1( svd_verify_assert<Matrix3f>() );
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