ec*&gt;::iterator vi;
<a name="l00121"></a>00121       <span class="keywordflow">for</span>(vi = level_bins.begin(); vi &lt; level_bins.end(); ++vi){
<a name="l00122"></a>00122         <span class="comment">//std::cout &lt;&lt; "number of poses in bin: " &lt;&lt; (*vi)-&gt;size() &lt;&lt; std::endl;</span>
<a name="l00123"></a>00123         <span class="keywordflow">if</span>((*vi)-&gt;size() &lt; min_poses){
<a name="l00124"></a>00124           (*vi)-&gt;clear();
<a name="l00125"></a>00125           <span 