<p>In <a href="https://github.com/mlpack/mlpack/pull/747#discussion_r73787518">src/mlpack/core/tree/spill_tree/spill_tree_impl.hpp</a>:</p>
<pre style='color:#555'>> +
> +template<typename MetricType,
> + typename StatisticType,
> + typename MatType,
> + template<typename HyperplaneMetricType> class HyperplaneType,
> + template<typename SplitMetricType, typename SplitMatType>
> + class SplitType>
> +void SpillTree<MetricType, StatisticType, MatType, HyperplaneType, SplitType>::
> + SplitNode(std::vector<size_t>& points,
> + const size_t maxLeafSize,
> + const double tau,
> + const double rho)
> +{
> + // We need to expand the bounds of this node properly.
> + for (size_t i = 0; i < points.size(); i++)
> + bound |= dataset->cols(points[i], points[i]);
</pre>
<p>I have simplified it in: <a href="https://github.com/mlpack/mlpack/pull/747/commits/071588457415094e99883774af541075e3858c22" class="commit-link"><tt>0715884</tt></a></p>
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