@inproceedings{xiao-chua-cui:2004:COLING,
  author    = {Xiao, Jing  and  Chua, Tat-Seng  and  Cui, Hang},
  title     = {Cascading Use of Soft and Hard Matching Pattern Rules for Weakly Supervised Information Extraction },
  booktitle = {Proceedings of Coling 2004 },
  editor = {},
  year      = 2004,
  month     = {Aug 23--Aug 27},
  address   = {Geneva, Switzerland},
  publisher = {COLING},
  pages     = {542--548}
}