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» Investigation of Question Classifier in Question Answering
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108
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SIGDIAL
2010
14 years 7 months ago
Towards an Empirically Motivated Typology of Follow-Up Questions: The Role of Dialogue Context
A central problem in Interactive Question Answering (IQA) is how to answer Follow-Up Questions (FU Qs), possibly by taking advantage of information from the dialogue context. We a...
Manuel Kirschner, Raffaella Bernardi
60
Voted
LREC
2010
132views Education» more  LREC 2010»
14 years 11 months ago
A Question-answer Distance Measure to Investigate QA System Progress
The performance of question answering system is evaluated through successive evaluations campaigns. A set of questions are given to the participating systems which are to find the...
Guillaume Bernard, Sophie Rosset, Martine Adda-Dec...
EACL
2006
ACL Anthology
14 years 11 months ago
A Probabilistic Answer Type Model
All questions are implicitly associated with an expected answer type. Unlike previous approaches that require a predefined set of question types, we present a method for dynamical...
Christopher Pinchak, Dekang Lin
IJDMMM
2008
87views more  IJDMMM 2008»
14 years 9 months ago
Is an ordinal class structure useful in classifier learning?
In recent years, a number of machine learning algorithms have been developed for the problem of ordinal classification. These algorithms try to exploit, in one way or the other, t...
Jens C. Huhn, Eyke Hüllermeier
71
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EMNLP
2008
14 years 11 months ago
Question Classification using Head Words and their Hypernyms
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...
Zhiheng Huang, Marcus Thint, Zengchang Qin