<p>In <a href="https://github.com/mlpack/mlpack/pull/696#discussion_r67095296">src/mlpack/methods/edge_boxes/feature_extraction.hpp</a>:</p>
<pre style='color:#555'>&gt; +                                 const double inf);
&gt; +  
&gt; +  void DistanceTransform2D(MatType &amp;im, const double inf);
&gt; +  
&gt; +  MatType DistanceTransformImage(MatType const &amp;im, double on);
&gt; +  
&gt; +  arma::field&lt;CubeType&gt; GetFeatures(MatType const &amp;image, arma::umat &amp;loc);
&gt; +  
&gt; +  CubeType CopyMakeBorder(CubeType const &amp;InImage, size_t top, 
&gt; +               size_t left, size_t bottom, size_t right);
&gt; +  
&gt; +  void GetShrunkChannels(CubeType const &amp;InImage, CubeType &amp;reg_ch, CubeType &amp;ss_ch);
&gt; +  
&gt; +  CubeType RGB2LUV(CubeType const &amp;InImage);
&gt; +  
&gt; +  MatType bilinearInterpolation(MatType const &amp;src,
</pre>
<p>Ok. I'll make the changes.</p>

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