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On a Combination of Probabilistic and Boolean IR Models for Question Answering.
Masaharu Yoshioka
Published in:
AIRS (2010)
Keyphrases
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question answering
ir models
information retrieval
probabilistic model
natural language processing
natural language
information extraction
language model
named entities
retrieval model
bayesian networks
passage retrieval
domain knowledge
multimedia
learning to rank
tf idf
artificial intelligence