@article{JMLR:v17:11-207,
  author  = {Xin Guo and Jun Fan and Ding-Xuan Zhou},
  title   = {Sparsity and Error Analysis of Empirical Feature-Based Regularization Schemes},
  journal = {Journal of Machine Learning Research},
  year    = {2016},
  volume  = {17},
  number  = {89},
  pages   = {1--34},
  url     = {http://jmlr.org/papers/v17/11-207.html}
}