@article{timedependenthierarchicaldirichletmodel,
  title = {Time-dependent Hierarchical Dirichlet Model for Timeline Generation},
  author = {Rumeng Li and Tao Wang and Xun Wang},
  year = {2013},
  eprint = {1312.2244},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1312.2244v3},
}