d><td>Gaussian mixture diagonal covariances. </td></tr>
    <tr><td class="paramname">priors</td><td>Gaussian mixture prior probabilities. </td></tr>
    <tr><td class="paramname">data</td><td>vectors to encode. </td></tr>
    <tr><td class="paramname">numData</td><td>number of vectors to encode. </td></tr>
    <tr><td class="paramname">flags</td><td>options. </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>number of averaging operations.</dd></dl>
<p><em>means</em> and <em