@article{JMLR:v14:gonen13a,
  author  = {Alon Gonen and Sivan Sabato and Shai Shalev-Shwartz},
  title   = {Efficient Active Learning of Halfspaces: An Aggressive Approach},
  journal = {Journal of Machine Learning Research},
  year    = {2013},
  volume  = {14},
  number  = {79},
  pages   = {2583--2615},
  url     = {http://jmlr.org/papers/v14/gonen13a.html}
}