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 <p>The <b>VLFeat</b> <a shape="rect" href="http://www.gnu.org/licenses/old-licenses/gpl-2.0.html">open
  source</a> library implements popular computer vision algorithms
  including
  <em>SIFT</em>, <em>MSER</em>, <em>k-means</em>, <em>hierarchical
  k-means</em>, <em>agglomerative information bottleneck, and quick shift</em>.
  It is written in C for efficiency and compatibility, with interfaces in
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   <li><a shape="rect" href="overview/hikm.html">HIKM</a> &ndash; Hierarchical <em>k</em>-means</li>
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  <h1>BibTeX entry</h1>
<pre style="font-size: .8em; color: black; margin-bottom: 0em;" xml:space="preserve">
@misc{vedaldi08vlfeat,
 Author = {A. Vedaldi and B. Fulkerson},
 Title = {{VLFeat}: An Open and Portable Library 
          of Computer Vision Algorithms},
 Year  = {2008},
 Howpublished = {\url{http://www.vlfeat.org/}}
</pre>
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 <h2 style="clear:left;">Acknowledgments</h2>

 <p>Part of this work was supported by
 the <a shape="rect" href="http://vision.ucla.edu">UCLA Vision Lab</a> and
 the <a shape="rect" href="http://www.robots.ox.ac.uk/~vgg/">Oxford VGG
 Lab</a>. The authors would like to thank the many colleagues that
 have contributed to VLFeat by testing and providing helpful
 suggestions and comments.</p>

  
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