Signal at TREC 2018 News Track.
Dwane van der SluisDyaa AlbakourMiguel MartinezPublished in: TREC (2018)
Keyphrases
- information retrieval
- topic detection and tracking
- signal processing
- test collection
- question answering
- news articles
- news stories
- frequency domain
- retrieval effectiveness
- signal detection
- non stationary
- high frequency
- compressive sensing
- online news
- clef ip
- impulse response
- trec web
- hot topics
- expert search
- ad hoc retrieval
- ecg signals
- pseudo relevance feedback
- information retrieval systems
- relevance feedback
- information extraction
- social media