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GUCAS at TREC 2011 Microblog Track.
Xin Zhang
Kai Hui
Ben He
Tiejian Luo
Published in:
TREC (2011)
Keyphrases
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question answering
test collection
information retrieval
social media
retrieval effectiveness
pseudo relevance feedback
ad hoc retrieval
social networks
relevance feedback
real time tracking
hot topics
ir evaluation
trec web