og( I, binSize, nOrients, clip ) </strong></div>

<h2><a name="_description"></a>DESCRIPTION <a href="#_top"><img alt="^" border="0" src="../up.png"></a></h2>
<div class="fragment"><pre class="comment"> Efficiently compute histogram of oriented gradient (HOG) features.

 Code to compute HOG features as described in &quot;Histograms of Oriented
 Gradients for Human Detection&quot; by Dalal &amp; Triggs, CVPR05. The code is
 extremely optimized, with some speedup tricks adopted from the HOG code
 feat