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105
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NDQA
2003
15 years 5 months ago
2003
We focused on two issues: answer selection and confidence estimation. We found that some simple constraints on the candidate answers can improve a pure IR-based technique for answ...
120
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LICS
2006
IEEE
15 years 10 months ago
2006
IEEE
The semantics of process calculi has traditionally been specified by labelled transition systems (LTS), but with the development of name calculi it turned out that reaction rules...
COLING
2008
15 years 5 months ago
2008
Classifying what-type questions into proper semantic categories is found more challenging than classifying other types in question answering systems. In this paper, we propose to ...
158
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EXACT
2007
15 years 6 months ago
2007
A critical aspect of any explanation module is the set of user questions the system will be able to address. However, there has been relatively little work on listing and organizi...
126
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EMNLP
2008
15 years 5 months ago
2008
Question classification plays an important role in question answering. Features are the key to obtain an accurate question classifier. In contrast to Li and Roth (2002)'s app...