@article{guesswhoratedthismovieidentifyingusers,
  title = {Guess Who Rated This Movie: Identifying Users Through Subspace Clustering},
  author = {Amy Zhang and Nadia Fawaz and Stratis Ioannidis and Andrea Montanari},
  year = {2014},
  eprint = {1408.2055},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1408.2055v1},
}