variates.</p></td>
    </tr>
    <tr>
      <th>indices</th>
      <td><p>named list, with two elements (both expected to be lists) <code>sample.index</code>, containing the vector of indices of observations used to fit the model, and list <code>not.in.sample</code>, containing the vector of indices of observations used for assessment. One list entry per split.
Function <code>resample.indices</code> provides the most common resampling methods. If argument <code>indices</code> is not specified (default), the