@article{expandedalternatingoptimizationof,
  title = {Expanded Alternating Optimization of Nonconvex Functions with Applications to Matrix Factorization and Penalized Regression},
  author = {W. James Murdoch and Mu Zhu},
  year = {2014},
  eprint = {1412.4128},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1412.4128v1},
}