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Approaches to Exploring Category Information for Question Retrieval in Community Question-Answer Archives.
Xin Cao
Gao Cong
Bin Cui
Christian S. Jensen
Quan Yuan
Published in:
ACM Trans. Inf. Syst. (2012)
Keyphrases
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question answer
real world
image retrieval
information sources
semantic information
spatial information
databases
social networks
digital libraries
information retrieval systems
query expansion
retrieval systems
retrieval process
structured documents
multimedia information
retrieval strategies