Add the paper on weakly-supervised image segmentation

README.md

@@ -154,6 +154,8 @@ Please feel free to [pull requests](https://github.com/kjw0612/awesome-deep-visi
 * PASCAL VOC2012 Challenge Leaderboard (01 Sep. 2016)
   ![VOC2012_top_rankings](https://cloud.githubusercontent.com/assets/3803777/18164608/c3678488-7038-11e6-9ec1-74a1542dce13.png)
   (from PASCAL VOC2012 [leaderboards](http://host.robots.ox.ac.uk:8080/leaderboard/displaylb.php?challengeid=11&compid=6))
+* SEC: Seed, Expand and Constrain
+  *  Alexander Kolesnikov, Christoph Lampert, Seed, Expand and Constrain: Three Principles for Weakly-Supervised Image Segmentation, ECCV, 2016. [[Paper]](http://pub.ist.ac.at/~akolesnikov/files/ECCV2016/main.pdf) [[Code]](https://github.com/kolesman/SEC)
 * Adelaide
   * Guosheng Lin, Chunhua Shen, Ian Reid, Anton van dan Hengel, Efficient piecewise training of deep structured models for semantic segmentation, arXiv:1504.01013. [[Paper]](http://arxiv.org/pdf/1504.01013) (1st ranked in VOC2012)
   * Guosheng Lin, Chunhua Shen, Ian Reid, Anton van den Hengel, Deeply Learning the Messages in Message Passing Inference, arXiv:1508.02108. [[Paper]](http://arxiv.org/pdf/1506.02108) (4th ranked in VOC2012)