@InProceedings{riedl-biemann:2012:ROBUS-UNSUP2012,
  author    = {Riedl, Martin  and  Biemann, Chris},
  title     = {Sweeping through the Topic Space: Bad luck? Roll again!},
  booktitle = {Proceedings of the Joint Workshop on Unsupervised and Semi-Supervised Learning in NLP},
  month     = {April},
  year      = {2012},
  address   = {Avignon, France},
  publisher = {Association for Computational Linguistics},
  pages     = {19--27},
  url       = {http://www.aclweb.org/anthology/W12-0703}
}