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UCAS at TREC 2012 Microblog Track.
Xin Zhang
Sha Lu
Ben He
Jungang Xu
Tiejian Luo
Published in:
TREC (2012)
Keyphrases
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relevance judgments
test collection
retrieval effectiveness
retrieval systems
learning to rank
information retrieval
social media
search tasks
real time tracking
ad hoc retrieval
learning algorithm
text classification
document retrieval
hot topics