Question Classification using Head Words and their Hypernyms.

Zhiheng Huang Marcus Thint Zengchang Qin

Published in: EMNLP (2008)

Keyphrases

question classification
syntactic structures
question answering
wordnet
feature weighting
word sense disambiguation
machine learning approaches
semantic features
question answering systems
keywords
n gram
text documents
artificial intelligence
learning algorithm
noun phrases
tree kernels