[mlpack-git] master: Scale the transformed data matrix. (7a0fad6)

[gitdub at big.cc.gt.atl.ga.us]

Repository : https://github.com/mlpack/mlpack

On branch  : master
Link       : https://github.com/mlpack/mlpack/compare/904762495c039e345beba14c1142fd719b3bd50e...f94823c800ad6f7266995c700b1b630d5ffdcf40

>---------------------------------------------------------------

commit 7a0fad69f360b89f67952a4ca05257fe9c8ba232
Author: Marcus Edel <marcus.edel at fu-berlin.de>
Date:   Fri Aug 15 16:53:25 2014 +0000

    Scale the transformed data matrix.


>---------------------------------------------------------------

7a0fad69f360b89f67952a4ca05257fe9c8ba232
 src/mlpack/methods/kernel_pca/kernel_rules/naive_method.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mlpack/methods/kernel_pca/kernel_rules/naive_method.hpp b/src/mlpack/methods/kernel_pca/kernel_rules/naive_method.hpp
index 7a97f34..a243739 100644
--- a/src/mlpack/methods/kernel_pca/kernel_rules/naive_method.hpp
+++ b/src/mlpack/methods/kernel_pca/kernel_rules/naive_method.hpp
@@ -16,7 +16,6 @@ namespace kpca {
 template<typename KernelType>
 class NaiveKernelRule
 {
- public:
   public:
     /**
      * Construct the kernel matrix approximation using the nystroem method.
@@ -80,6 +79,7 @@ class NaiveKernelRule
     eigvec = arma::fliplr(eigvec);
 
     transformedData = eigvec.t() * kernelMatrix;
+    transformedData.each_col() /= arma::sqrt(eigval);
   }
 };