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» Question Answering with QACTIS at TREC 2004
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NAACL
2004
13 years 6 months ago
A Probabilistic Rasch Analysis of Question Answering Evaluations
The field of Psychometrics routinely grapples with the question of what it means to measure the inherent ability of an organism to perform a given task, and for the last forty yea...
Rense Lange, Juan Moran, Warren R. Greiff, Lisa Fe...
IJCNLP
2004
Springer
13 years 10 months 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
LREC
2010
149views Education» more  LREC 2010»
13 years 6 months ago
Paragraph Acquisition and Selection for List Question Using Amazon's Mechanical Turk
Creating more fine-grained annotated data than previously relevent document sets is important for evaluating individual components in automatic question answering systems. In this...
Fang Xu, Dietrich Klakow
SIGIR
2004
ACM
13 years 10 months 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 5 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