@article{managingsparsitytimeandqualityof,
  title = {Managing sparsity, time, and quality of inference in topic models},
  author = {Khoat Than and Tu Bao Ho},
  year = {2012},
  eprint = {1210.7053},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1210.7053v2},
}