Reranking answers for definitional QA using language modeling

COLING/ACL 2006 - 21st International Conference on Computational Linguistics and 44th Annual Meeting of the Association for Computational Linguistics, Proceedings of the Conference

Volumn 1, Issue , 2006, Pages 1081-1088

  Chen, Yi ^a   Zhou, Ming ^b   Wang, Shilong ^a  

^a CHONGQING UNIVERSITY   (China)

^b MICROSOFT RESEARCH ASIA   (China)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTATIONAL LINGUISTICS; NATURAL LANGUAGE PROCESSING SYSTEMS;

BAG OF WORDS; DEPENDENCE MODEL; EXTERNAL KNOWLEDGE; LANGUAGE MODEL; MODEL APPROACH; RE-RANKING; STATISTICAL RANKING; TEST SETS;

MODELING LANGUAGES;

EID: 36448990556     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.3115/1220175.1220311     Document Type: Conference Paper

References (24)

1. E. Brill, J. Lin, M. Banko, S. Dumais and A. Ng. 2001. Data-Intensive Question Answering. In Proceedings of the Tenth Text Retrieval Conference (TREC 2001), Gaithersburg, MD, pp. 183-189.
2. S. Blair-Goldensohn, K.R. McKeown and A. Hazen Schlaikjer. 2003. A Hybrid Approach for QA Track Definitional Questions. In Proceedings of the Tenth Text Retrieval Conference (TREC 2003), pp. 336-343.
3. th Annual Meeting of the ACL, pp. 310-318.
4. Hang Cui, Min-Yen Kan and Tat-Seng Chua. 2004. Unsupervised Learning of Soft Patterns for Definitional Question Answering. In Proceedings of the Thirteenth World Wide Web conference (WWW 2004), New York, pp. 90-99.
5. th Annual International ACM SIGIR Conference on Research and Development of Information Retrieval (SIGIR 2005), Salvador, Brazil.
6. th Annual International ACM SIGIR Conference on Research and Development of Information Retrieval (SIGIR 2004), Sheffield, UK.
7. th International Conference on Computational Linguistics (COLING 2002), Taipei, Taiwan.
8. th Annual International ACM-SIGIR Conference on Research and Development in Information Retrieval, New Orleans, Louisiana, New York, pp.111-119.
9. Magnini, B., Negri, M., Prevete, R., and Tanev, H. 2002. Is It the Right Answer? Exploiting Web Redundancy for Answer Validation. In Proceedings of the 40th Annual Meeting of the Association for Computational Linguistics (ACL-2002), Philadelphia, PA.
10. nd Annual International ACM SIGIR Conference, pp. 214-221.
11. K. Papineni, S. Roukos, T. Ward, and W.J. Zhu. 2001. Bleu: a Method for Automatic Evaluation of Machine Translation. IBM Research Report rc22176 (w0109022), Thomas J. Watson Research Center.
12. st Annual International ACM-SIGIR Conference on Research and Development in Information Retrieval, New York, pp.275-281.
13. J. Prager, D. Radev, and K. Czuba. 2001. Answering what-is questions by virtual annotation. In Proceedings of the Human Language Technology Conference (HLT 2001), San Diego, CA.
14. th Annual Meeting of the ACL, pp. 41-47.
15. nd Annual International ACM-SIGIR Conference on Research and Development in Information Retrieval, New York, pp.279-280.
16. Srikanth, M. and Srihari, R. 2002. Biterm language models for document retrieval. In Proceedings of the 2002 ACM SIGIR Conference on Research and Development in Information Retrieval, Tampere, Finland.
17. Ellen M. Voorhees. 2002. Overview of the TREC 2002 question answering track. In Proceedings of the Eleventh Text REtrieval Conference (TREC 2002).
18. Ellen M. Voorhees. 2003. Overview of the TREC 2003 question answering track. In Proceedings of the Twelfth Text REtrieval Conference (TREC 2003).
19. Ellen M. Voorhees. 2004. Overview of the TREC 2004 question answering track. In Proceedings of the Twelfth Text REtrieval Conference (TREC 2004).
20. Lide Wu, Xuanjing Huang, Lan You, Zhushuo Zhang, Xin Li, and Yaqian Zhou. 2004. FDUQA on TREC2004 QA Track. In Proceedings of the Thirteenth Text REtrieval Conference (TREC 2004).
21. Jinxi Xu, Ana Licuanan, and Ralph Weischedel. 2003. TREC2003 QA at BBN: Answering definitional questions. In Proceedings of the Twelfth Text REtrieval Conference (TREC 2003).
22. th International World Wide Web Conference (WWW 2005), Industrial and Practical Experience Track, Chiba, Japan, pp.811-819.
23. th Text Retrieval Conference (TREC2003), NIST, Gaithersburg.
24. Zhai, C, and Lafferty, J. 2001. A Study of Smoothing Methods for Language Models Applied to Information Retrieval. In Proceedings of the 2001 ACM SIGIR Conference on Research and Development in Information Retrieval, pp. 334-342.