@InProceedings{bailly-EtAl:2013:EMNLP,
  author    = {Bailly, Rapha\"{e}l  and  Carreras, Xavier  and  Luque, Franco M.  and  Quattoni, Ariadna},
  title     = {Unsupervised Spectral Learning of {WCFG} as Low-rank Matrix Completion},
  booktitle = {Proceedings of the 2013 Conference on Empirical Methods in Natural Language Processing},
  month     = {October},
  year      = {2013},
  address   = {Seattle, Washington, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {624--635},
  url       = {http://www.aclweb.org/anthology/D13-1059}
}