@Article{EspondaEtAl02a,
  author =       "Fernando Esponda and Stephanie Forrest and Paul
                 Helman",
  title =        "A Formal Framework for Positive and Negative Detection
                 Schemes",
  journal =      "IEEE Transactions on Systems, Man and Cybernetics Part
                 B: Cybernetics",
  volume =       "34",
  number =       "1",
  pages =        "357--373",
  year =         "2004",
}