@article{LanWYRM12,
  author = {Tian Lan and Yang Wang and Weilong Yang and Stephen Robinovitch and Greg Mori},
  title = {Discriminative Latent Models for Recognizing Contextual Group Activities},
  journal = {IEEE Transactions on Pattern Analysis and Machine Intelligence},
  volume = 34,
  number = 8,
  pages = {1549-1562},
  year = {2012}
}