The Use of External Knowledge of Factoid QA

E.H. Hovy; U. Hermjakob; Chin-Yew Lin

The Use of External Knowledge of Factoid QA

E.H. Hovy ,
U. Hermjakob ,
Chin-Yew Lin

The 10th Text Retrieval Conference (TREC 2001) | November 2001

Published by NIST | Organized by NIST

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This paper describes recent development in the Webclopedia QA system, focusing on the use of knowledge resources such as WordNet and a QA typology to improve the basic operations of candidate answer retrieval, ranking, and answer matching.