@misc{581,
  author = {Ganesh Ramaswamy and Kyle Jamieson and Jan Kleindienst},
  title = {U.S. Patent 7,016,827: Method and System for Ensuring Robustness in Natural Language Understanding},
  year = {2006},
  edition = {G10L15/1822},
  number = {US09/390,308},
  publisher = {Nuance Communications Inc},
  address = {United States},
  issn = {US7016827B1},
}