[mlpack] 28/149: Explicit std::sqrt() call.

[Barak A. Pearlmutter]

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bap pushed a commit to branch svn-trunk
in repository mlpack.

commit cbf99bf9ddb46b9075a865d96dd0d4b7d5315594
Author: rcurtin <rcurtin at 9d5b8971-822b-0410-80eb-d18c1038ef23>
Date:   Fri Oct 10 19:39:27 2014 +0000

    Explicit std::sqrt() call.
    
    
    git-svn-id: http://svn.cc.gatech.edu/fastlab/mlpack/trunk@17234 9d5b8971-822b-0410-80eb-d18c1038ef23
---
 src/mlpack/methods/kmeans/elkan_kmeans_impl.hpp | 2 +-
 src/mlpack/methods/kmeans/naive_kmeans_impl.hpp | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mlpack/methods/kmeans/elkan_kmeans_impl.hpp b/src/mlpack/methods/kmeans/elkan_kmeans_impl.hpp
index 369324f..dcb2cc5 100644
--- a/src/mlpack/methods/kmeans/elkan_kmeans_impl.hpp
+++ b/src/mlpack/methods/kmeans/elkan_kmeans_impl.hpp
@@ -176,7 +176,7 @@ double ElkanKMeans<MetricType, MatType>::Iterate(const arma::mat& centroids,
     upperBounds(i) += moveDistances(assignments[i]);
   }
 
-  return sqrt(cNorm);
+  return std::sqrt(cNorm);
 }
 
 } // namespace kmeans
diff --git a/src/mlpack/methods/kmeans/naive_kmeans_impl.hpp b/src/mlpack/methods/kmeans/naive_kmeans_impl.hpp
index 80c5569..316232b 100644
--- a/src/mlpack/methods/kmeans/naive_kmeans_impl.hpp
+++ b/src/mlpack/methods/kmeans/naive_kmeans_impl.hpp
@@ -74,7 +74,7 @@ double NaiveKMeans<MetricType, MatType>::Iterate(const arma::mat& centroids,
         metric.Evaluate(centroids.col(i), newCentroids.col(i)), 2.0);
     cNorm += std::pow(dist, 2.0);
   }
-  return sqrt(cNorm);
+  return std::sqrt(cNorm);
 }
 
 } // namespace kmeans

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