TREC 2020 NEWS Track Background Linking Task.
Rahul GautamMandar MitraDwaipayan RoyPublished in: TREC (2020)
Keyphrases
- information retrieval
- topic detection and tracking
- test collection
- retrieval effectiveness
- news stories
- news articles
- social media
- ad hoc retrieval
- question answering
- document level
- cross media
- topic detection
- online news
- query expansion
- foreground objects
- neural network
- foreground and background
- hot topics
- image sequences
- blog opinion retrieval