@inproceedings{jxu-cvpr2013,
  title = {Incorporating Topological Constraints within Interactive Segmentation and Contour Completion via Discrete Calculus},
  author = {Jia Xu and Maxwell D. Collins and Vikas Singh},
  booktitle = {Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition (CVPR)},
  year = {2013},
  month = {June},
  address = {Portland, Oregon},
  url = {http://pages.cs.wisc.edu/~jiaxu/projects/euler-seg/}
}