@article{inferringinformationalgoalsfromfreetext,
  title = {Inferring Informational Goals from Free-Text Queries: A Bayesian Approach},
  author = {David Heckerman and Eric J. Horvitz},
  year = {2013},
  eprint = {1301.7382},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1301.7382v2},
}