rns:</span></dt><dd>int The number of the assigned cluster as an integer</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code>java.lang.Exception</code> - If instance could not be clustered
 successfully</dd></dl>
</li>
</ul>
<a name="toString()">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>toString</h4>
<pre>public&nbsp;java.lang.String&nbsp;toString()</pre>
<div class="block">return a string describing this clusterer</div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code>to