@InProceedings{cohen-EtAl:2012:ACL2012,
  author    = {Cohen, Shay B.  and  Stratos, Karl  and  Collins, Michael  and  Foster, Dean P.  and  Ungar, Lyle},
  title     = {Spectral Learning of Latent-Variable PCFGs},
  booktitle = {Proceedings of the 50th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)},
  month     = {July},
  year      = {2012},
  address   = {Jeju Island, Korea},
  publisher = {Association for Computational Linguistics},
  pages     = {223--231},
  url       = {http://www.aclweb.org/anthology/P12-1024}
}