@article{morealgorithmsforprovabledictionary,
  title = {More Algorithms for Provable Dictionary Learning},
  author = {Sanjeev Arora and Aditya Bhaskara and Rong Ge and Tengyu Ma},
  year = {2014},
  eprint = {1401.0579},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1401.0579v1},
}