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Rank learning for factoid question answering with linguistic and semantic constraints.
Matthew W. Bilotti
Jonathan L. Elsas
Jaime G. Carbonell
Eric Nyberg
Published in:
CIKM (2010)
Keyphrases
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question answering
natural language processing
natural language
information retrieval
information extraction
passage retrieval
question answering systems
semantic constraints
information retrieval systems
semantic roles
data mining
named entities
relation extraction
answer extraction