@inproceedings{oniterativehardthresholdingmethodsfor,
  title = {On Iterative Hard Thresholding Methods for High-dimensional M-Estimation},
  author = {Prateek Jain and Ambuj Tewari and Purushottam Kar},
  year = {2014},
  booktitle = {NeurIPS 2014 12},
  eprint = {1410.5137},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1410.5137v2},
}