@article{JMLR:v18:16-093,
  author  = {Fanny Yang and Sivaraman Balakrishnan and Martin J. Wainwright},
  title   = {Statistical and Computational Guarantees for the Baum-Welch Algorithm},
  journal = {Journal of Machine Learning Research},
  year    = {2017},
  volume  = {18},
  number  = {125},
  pages   = {1--53},
  url     = {http://jmlr.org/papers/v18/16-093.html}
}