@article{JMLR:v18:16-274,
  author  = {Naoki Ito and Akiko Takeda and Kim-Chuan Toh},
  title   = {A Unified Formulation and Fast Accelerated Proximal Gradient Method for Classification},
  journal = {Journal of Machine Learning Research},
  year    = {2017},
  volume  = {18},
  number  = {16},
  pages   = {1--49},
  url     = {http://jmlr.org/papers/v18/16-274.html}
}