@InProceedings{chen-palmer-sporleder:2011:IJCNLP-2011,
  author    = {Chen, Chenhua  and  Palmer, Alexis  and  Sporleder, Caroline},
  title     = {Enhancing Active Learning for Semantic Role Labeling via Compressed Dependency Trees},
  booktitle = {Proceedings of 5th International Joint Conference on Natural Language Processing},
  month     = {November},
  year      = {2011},
  address   = {Chiang Mai, Thailand},
  publisher = {Asian Federation of Natural Language Processing},
  pages     = {183--191},
  url       = {http://www.aclweb.org/anthology/I11-1021}
}