@InProceedings{lo-wu:2012:SSST-6,
  author    = {Lo, Chi-kiu  and  Wu, Dekai},
  title     = {Unsupervised vs. supervised weight estimation for semantic MT evaluation metrics},
  booktitle = {Proceedings of the Sixth Workshop on Syntax, Semantics and Structure in Statistical Translation},
  month     = {July},
  year      = {2012},
  address   = {Jeju, Republic of Korea},
  publisher = {Association for Computational Linguistics},
  pages     = {49--56},
  url       = {http://www.aclweb.org/anthology/W12-4206}
}