@article{metricrecoveryfromdirectedunweighted,
  title = {Metric recovery from directed unweighted graphs},
  author = {Tatsunori B. Hashimoto and Yi Sun and Tommi S. Jaakkola},
  year = {2014},
  eprint = {1411.5720},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1411.5720v1},
}