@inproceedings{czuba-etal-2002-machine,
    title = "A Machine-Learning Approach to Introspection in a Question Answering System",
    author = "Czuba, Krzysztof  and
      Prager, John  and
      Chu-Carroll, Jennifer",
    booktitle = "Proceedings of the 2002 Conference on Empirical Methods in Natural Language Processing ({EMNLP} 2002)",
    month = jul,
    year = "2002",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/ingest_wac_2008/W02-1034/",
    doi = "10.3115/1118693.1118727",
    pages = "265--272"
}