Keyphrases
- information retrieval
- information retrieval systems
- image database
- retrieval model
- similarity matching
- high quality
- image retrieval
- efficient retrieval
- content based retrieval
- text retrieval
- retrieval systems
- content based indexing
- multimedia databases
- document retrieval
- query expansion
- test collection
- co occurrence
- retrieval method
- storage and retrieval
- retrieval accuracy
- active learning
- case study
- genetic algorithm