Retrieval and novelty detection at the sentence level.
James AllanCourtney WadeAlvaro BolivarPublished in: SIGIR (2003)
Keyphrases
- novelty detection
- sentence level
- document level
- anomaly detection
- sentiment analysis
- image database
- concept drift
- retrieval systems
- average precision
- information retrieval systems
- information retrieval
- test collection
- retrieval model
- document retrieval
- query expansion
- k nearest neighbor
- semi supervised
- knn
- image retrieval
- training set