DCU@INEX-2012: Exploring Sentence Retrieval for Tweet Contextualization.
Debasis GangulyJohannes LevelingGareth J. F. JonesPublished in: CLEF (Online Working Notes/Labs/Workshop) (2012)
Keyphrases
- sentence retrieval
- question answering
- novelty detection
- retrieval model
- document retrieval
- named entities
- language modeling
- query expansion
- social media
- retrieval systems
- passage retrieval
- language model
- latent semantic indexing
- anomaly detection
- search engine
- machine translation
- retrieval effectiveness
- xml documents
- data streams
- multimedia