DUTIR at TREC 2011 Microblog Track.
Cunhui ShiKejiang RenHongfei LinShaowu ZhangPublished in: TREC (2011)
Keyphrases
- information retrieval
- test collection
- question answering
- clef ip
- retrieval effectiveness
- hot topics
- social media
- relevance feedback
- pseudo relevance feedback
- biomedical information retrieval
- evaluation campaigns
- ir evaluation
- information propagation
- ad hoc retrieval
- machine learning
- multimedia
- social networks
- microblog posts
- blog opinion retrieval