torMatcher::add is
     used. Optional mask (or masks) can be passed to specify which query and training descriptors can be
     matched. Namely, queryDescriptors[i] can be matched with trainDescriptors[j] only if
     mask.at&lt;uchar&gt;(i,j) is non-zero.</dd>
</dl>
</li>
</ul>
<a name="match-org.opencv.core.Mat-org.opencv.core.MatOfDMatch-">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>match</h4>
<pre>public&nbsp;void&nbsp;match(<a href="../../../org/opencv/core/Mat.html" title="clas