<p>Looks good to me.  This fixes <a href="https://github.com/mlpack/mlpack/pull/721" class="issue-link js-issue-link" data-url="https://github.com/mlpack/mlpack/issues/721" data-id="165072644" data-error-text="Failed to load issue title" data-permission-text="Issue title is private">#721</a>.</p>

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