108 search results - page 6 / 22 » Improving Question Answering by Combining Multiple Systems V... |
CIKM
2011
Springer
12 years 7 months ago
2011
Springer
Factoid questions often contain one or more assertions (facts) about their answers. However, existing question-answering (QA) systems have not investigated how the multiple facts ...
EMNLP
2008
13 years 9 months ago
2008
This paper explores the use of set expansion (SE) to improve question answering (QA) when the expected answer is a list of entities belonging to a certain class. Given a small set...
TREC
2004
13 years 9 months ago
2004
This report describes the experiments of the University of Edinburgh and the University of Sydney at the TREC-2004 question answering evaluation exercise. Our system combines two ...
ISCI
2007
13 years 7 months ago
2007
We propose a semantic passage segmentation method for a Question Answering (QA) system. We define a semantic passage as sentences grouped by semantic coherence, determined by the...
NDQA
2003
13 years 9 months ago
2003
Early TREC-style Question Answering Systems were characterized by the following features: (a) the answer of the question was known to be included in a given local corpus, (b) the ...