@inproceedings{twolayerfeaturereductionforsparsegroup,
  title = {Two-Layer Feature Reduction for Sparse-Group Lasso via Decomposition of Convex Sets},
  author = {Jie Wang and Jieping Ye},
  year = {2014},
  booktitle = {NeurIPS 2014 12},
  eprint = {1410.4210},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1410.4210v1},
}