Cognitive Semiotic Model for Query Expansion in Question Answering.

Alexander Sirenko Galina Cherkasova Yuriy Philippovich Yuriy Karaulov

Published in: AIST (2014)

Keyphrases

query expansion
question answering
information retrieval
retrieval effectiveness
natural language processing
sentence retrieval
probabilistic model
feature selection
information extraction
relevance feedback
information retrieval systems
cross language
context dependent