title: Stdfilt in Opencv
body: <p>I am currently looking through he documentation of openCV atempting to find the matlab equivelent of <a href="http://www.mathworks.co.uk/help/toolbox/images/ref/stdfilt.html" rel="nofollow">stdfilt</a> could anyone point me in the correct direction?</p>
  
  <p>thanks.</p>