@InProceedings{pighin-moschitti:2010:CONLL,
  author    = {Pighin, Daniele  and  Moschitti, Alessandro},
  title     = {On Reverse Feature Engineering of Syntactic Tree Kernels},
  booktitle = {Proceedings of the Fourteenth Conference on Computational Natural Language Learning},
  month     = {July},
  year      = {2010},
  address   = {Uppsala, Sweden},
  publisher = {Association for Computational Linguistics},
  pages     = {223--233},
  url       = {http://www.aclweb.org/anthology/W10-2926}
}