Saliency maps vs. ground truth.

<p>Given several original images <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0112475#pone.0112475-Liu1" target="_blank">[20]</a> (<b>top</b>), our saliency detection method is used to generate saliency maps by measuring regional principal color contrasts (<b>middle</b>), which are comparable to manually labeled ground truth <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0112475#pone.0112475-Achanta1" target="_blank">[11]</a> (<b>bottom</b>).