@article{JMLR:v15:slivkins14a,
  author  = {Aleksandrs Slivkins},
  title   = {Contextual Bandits with Similarity Information},
  journal = {Journal of Machine Learning Research},
  year    = {2014},
  volume  = {15},
  number  = {73},
  pages   = {2533--2568},
  url     = {http://jmlr.org/papers/v15/slivkins14a.html}
}