@article{amethodofmomentsformixturemodelsand,
  title = {A Method of Moments for Mixture Models and Hidden Markov Models},
  author = {Animashree Anandkumar and Daniel Hsu and Sham M. Kakade},
  year = {2012},
  eprint = {1203.0683},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1203.0683v3},
}