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An Adaptive Context-Based Algorithm for Term Weighting: Application to Single-Word Question Answering.
Marco Ernandes
Giovanni Angelini
Marco Gori
Leonardo Rigutini
Franco Scarselli
Published in:
IJCAI (2007)
Keyphrases
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question answering
term weighting
information retrieval
similarity measure
learning algorithm
feature selection
natural language
k means
syntactic information