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» Question Answering with QED and Wee at TREC 2004
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IJCNLP
2004
Springer
14 years 6 days ago
A Re-examination of IR Techniques in QA System
The performance of Information Retrieval in the Question Answering system is not satisfactory from our experiences in TREC QA Track. In this article, we take a comparative study t...
Yi Chang, Hongbo Xu, Shuo Bai
SIGIR
2004
ACM
14 years 7 days ago
Evaluating high accuracy retrieval techniques
Although information retrieval research has always been concerned with improving the effectiveness of search, in some applications, such as information analysis, a more specific ...
Chirag Shah, W. Bruce Croft
WWW
2004
ACM
14 years 7 months ago
Unsupervised learning of soft patterns for generating definitions from online news
Breaking news often contains timely definitions and descriptions of current terms, organizations and personalities. We utilize such web sources to construct definitions for such t...
Hang Cui, Min-Yen Kan, Tat-Seng Chua