\subsubsection usage Usage
\verbatim
<node name="vqimg" pkg="vqimg" type="vqimg">
  <param name="threshold" type="int" value="127" />
  <param name="nb_epochs" type="int" value="1" />
  <param name="target" type="double" value="1.0" />
  <param name="evolution_algo" type="int" value="0" />
  <param name="max_samples" type="int" value="1000" />
  <param name="max_dist" type="double" value="0.1" />
</node>
\endverbatim

