The Use of External Knowledge of Factoid QA
- E.H. Hovy ,
- U. Hermjakob ,
- Chin-Yew Lin
The 10th Text Retrieval Conference (TREC 2001) |
Published by NIST | Organized by NIST
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.