      </tr><tr><td>
          <p><code><a href="drop_nodes.html">drop_nodes()</a></code> </p>
        </td>
        <td><p>Drop a node from an FFT definition</p></td>
      </tr><tr><td>
          <p><code><a href="edit_nodes.html">edit_nodes()</a></code> </p>
        </td>
        <td><p>Edit nodes in an FFT definition</p></td>
      </tr><tr><td>
          <p><code><a href="fact_clean.html">fact_clean()</a></code> </p>
        </td>
        <td><p>Clean factor variables in prediction data</p></td>
      <