PKUICST at TREC 2012 Microblog Track.

Feng Liang Runwei Qiang Yihong Hong Yue Fei Jianwu Yang

Published in: TREC (2012)

Keyphrases

test collection
information retrieval
question answering
clef ip
social media
retrieval effectiveness
neural network
query performance prediction
ad hoc retrieval
expert search
biomedical information retrieval
information propagation
hot topics
co occurrence
relevance feedback
social networks
machine learning