<p>In <a href="https://github.com/mlpack/mlpack/pull/683#discussion_r66476646">src/mlpack/methods/edge_boxes/feature_extraction_impl.hpp</a>:</p>
<pre style='color:#555'>&gt; +      kernel(i) = i + 1;
&gt; +    
&gt; +    kernel(radius) = radius + 1;
&gt; +    
&gt; +    for( size_t i = radius + 1; i &lt; len; ++i)
&gt; +      kernel(i) = i - 1;
&gt; +    return this-&gt;sepFilter2D(InImage, kernel, radius);
&gt; +  }
&gt; +}
&gt; +
&gt; +//just a helper function, can&#39;t use it for anything else
&gt; +//finds max numbers on cube axis and returns max values,
&gt; +// also stores the locations of max values in Location
&gt; +template&lt;typename MatType, typename CubeType&gt;
&gt; +MatType StructuredForests&lt;MatType, CubeType&gt;::
&gt; +MaxAndLoc(CubeType&amp; mag, arma::umat&amp; Location)
</pre>
<p>For const correctness<br>
<code>MaxAndLoc(const CubeType &amp;mag, arma::umat&amp; Location) const</code></p>

<p style="font-size:small;-webkit-text-size-adjust:none;color:#666;">&mdash;<br />You are receiving this because you are subscribed to this thread.<br />Reply to this email directly, <a href="https://github.com/mlpack/mlpack/pull/683/files/9d85b64c6c6bdff608331195351d09abf56cfc96#r66476646">view it on GitHub</a>, or <a href="https://github.com/notifications/unsubscribe/AJ4bFDRjfrIg_1GT1oR3XuQUbRHmL8Ymks5qKEHlgaJpZM4IvUrl">mute the thread</a>.<img alt="" height="1" src="https://github.com/notifications/beacon/AJ4bFKhNzMG-jevFe_pO1HdLpBuoblMMks5qKEHlgaJpZM4IvUrl.gif" width="1" /></p>
<div itemscope itemtype="http://schema.org/EmailMessage">
<div itemprop="action" itemscope itemtype="http://schema.org/ViewAction">
  <link itemprop="url" href="https://github.com/mlpack/mlpack/pull/683/files/9d85b64c6c6bdff608331195351d09abf56cfc96#r66476646"></link>
  <meta itemprop="name" content="View Pull Request"></meta>
</div>
<meta itemprop="description" content="View this Pull Request on GitHub"></meta>
</div>