ICTNET at Trec 2019 Conversational Assistance Track.

Changying Hao Yuanyuan Zhang Weifeng Yang Heng Zhao

Published in: TREC (2019)

Keyphrases

information retrieval
test collection
multi modal
question answering
pseudo relevance feedback
conversational agent
real time tracking
database
clef ip
search engine
case study
relevance feedback
retrieval effectiveness
evaluation campaigns
topic detection and tracking