BJUT at TREC 2018: Incident Streams Track.

Ning Lu Hesong Wang Zhen Yang

Published in: TREC (2018)

Keyphrases

information retrieval
data streams
question answering
clef ip
test collection
retrieval effectiveness
real time
data mining
pseudo relevance feedback
query performance prediction
database systems
relevance feedback
sliding window
stream processing
question answering systems
ir evaluation