@InProceedings{komachi-EtAl:2008:EMNLP,
  author    = {Komachi, Mamoru  and  Kudo, Taku  and  Shimbo, Masashi  and  Matsumoto, Yuji},
  title     = {Graph-based Analysis of Semantic Drift in {Espresso}-like Bootstrapping Algorithms},
  booktitle = {Proceedings of the 2008 Conference on Empirical Methods in Natural Language Processing},
  month     = {October},
  year      = {2008},
  address   = {Honolulu, Hawaii},
  publisher = {Association for Computational Linguistics},
  pages     = {1011--1020},
  url       = {http://www.aclweb.org/anthology/D08-1106}
}