@article{JMLR:v11:ravikumar10a,
  author  = {Pradeep Ravikumar and Alekh Agarwal and Martin J. Wainwright},
  title   = {Message-passing for Graph-structured Linear Programs: Proximal Methods and Rounding Schemes},
  journal = {Journal of Machine Learning Research},
  year    = {2010},
  volume  = {11},
  number  = {34},
  pages   = {1043--1080},
  url     = {http://jmlr.org/papers/v11/ravikumar10a.html}
}