class="desc" /></colgroup>
    <tr>
      <th>live_object</th>
      <td><p>List return by add_predictions function.</p></td>
    </tr>
    <tr>
      <th>white_box</th>
      <td><p>String, learner name recognized by mlr package.</p></td>
    </tr>
    <tr>
      <th>kernel</th>
      <td><p>function which will be used to calculate distance between simulated
observations and explained instance.</p></td>
    </tr>
    <tr>
      <th>standardize</th>
      <td><p>If TRUE, numerical variables will be scaled t