<p>In <a href="https://github.com/mlpack/mlpack/pull/747#discussion_r73787510">src/mlpack/core/tree/spill_tree/spill_tree_impl.hpp</a>:</p>
<pre style='color:#555'>&gt; +    left(NULL),
&gt; +    right(NULL),
&gt; +    parent(NULL),
&gt; +    count(0),
&gt; +    pointsIndex(NULL),
&gt; +    overlappingNode(false),
&gt; +    hyperplane(),
&gt; +    bound(data.n_rows),
&gt; +    parentDistance(0), // Parent distance for the root is 0: it has no parent.
&gt; +    dataset(&amp;data),
&gt; +    localDataset(false)
&gt; +{
&gt; +  std::vector&lt;size_t&gt; points;
&gt; +  points.reserve(dataset-&gt;n_cols);
&gt; +  for (size_t i = 0; i &lt; dataset-&gt;n_cols; i++)
&gt; +    points.push_back(i);
</pre>
<p>Ok, I have done 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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