@article{nonparametricbayesiantopicmodellingwith,
  title = {Nonparametric Bayesian Topic Modelling with the Hierarchical Pitman-Yor Processes},
  author = {Kar Wai Lim and Wray Buntine and Changyou Chen and Lan Du},
  year = {2016},
  eprint = {1609.06783},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1609.06783v1},
}