nalysis method to use. One of <code>"predictive"</code>(default), or
    <code>"symmetric"</code>, can be abbreviated.</p></td>
    </tr>
    <tr>
      <th>reg.method</th>
      <td><p>One of <code>"simpls"</code> (default) or
    <code>"eigen"</code>. If <code>method</code> is <code>"predictive"</code> then
    <code>reg.method</code> controls whether the co-correspondence analysis
    should be fitted using the SIMPLS algorithm or via an eigen
    analysis.</p></td>
    </tr>
    <tr>
      <th>weights</