@article{learningtopicmodelsandlatentbayesian,
  title = {Learning Topic Models and Latent Bayesian Networks Under Expansion Constraints},
  author = {Animashree Anandkumar and Daniel Hsu and Adel Javanmard and Sham M. Kakade},
  year = {2012},
  eprint = {1209.5350},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1209.5350v3},
}