stable (see the parameter <code>MaxVariation</code>);</li>
<li>it is too similar to its parent MSER (see the
parameter <code>MinDiversity</code>).</li>
</ul>

<p>By default, MSERs are extracted for both dark-on-bright regions and bright-on-dark regions. To control this, parmeters <code>BrightOnDark</code> and <code>DarkOnBright</code> which take values 0 or 1 to enable or disable the regions. For example:
</p>

<precode type='matlab'>
[r,f] = vl_mser(I,'MinDiversity',0.7,...
                'MaxVariation',0