@article{JMLR:v16:hanneke15a,
  author  = {Steve Hanneke and Liu Yang},
  title   = {Minimax Analysis of Active Learning},
  journal = {Journal of Machine Learning Research},
  year    = {2015},
  volume  = {16},
  number  = {109},
  pages   = {3487--3602},
  url     = {http://jmlr.org/papers/v16/hanneke15a.html}
}