<p>In <a href="https://github.com/mlpack/mlpack/pull/694#discussion_r69905783">src/mlpack/core/data/dataset_info.hpp</a>:</p>
<pre style='color:#555'>&gt; @@ -2,9 +2,9 @@
&gt;   * @file dataset_info.hpp
&gt;   * @author Ryan Curtin
&gt;   *
&gt; - * Defines the DatasetInfo class, which holds information about a dataset.  This
&gt; - * is useful when the dataset contains categorical non-numeric features that
&gt; - * needs to be mapped to categorical numeric features.
&gt; + * Defines the DatasetMapper class, which holds information about a dataset.
&gt; + * This is useful when the dataset contains categorical non-numeric features
&gt; + * that needs to be mapped to categorical numeric features.
&gt;   */
&gt;  #ifndef MLPACK_CORE_DATA_DATASET_INFO_HPP
&gt;  #define MLPACK_CORE_DATA_DATASET_INFO_HPP
</pre>
<p>Also you should update the header guard if you move the files too.</p>

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