John Williams

2004

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Experiments with Interactive Question Answering in Complex Scenarios
Andrew Hickl | John Lehmann | John Williams | Sanda Harabagiu
Proceedings of the Workshop on Pragmatics of Question Answering at HLT-NAACL 2004

2003

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Using Predicate-Argument Structures for Information Extraction
Mihai Surdeanu | Sanda Harabagiu | John Williams | Paul Aarseth
Proceedings of the 41st Annual Meeting of the Association for Computational Linguistics
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