Leveraging Community-Built Knowledge for Type Coercion in Question Answering.

Aditya Kalyanpur J. William Murdock James Fan Christopher A. Welty

Published in: ISWC (2) (2011)

Keyphrases

question answering
information retrieval
natural language
natural language processing
information extraction

domain knowledge
knowledge representation
question classification
cross language
passage retrieval

question answering systems
open domain question answering
qa clef
relation extraction
knowledge base

semantic roles
candidate answers
knowledge sources
test set
answer validation