Keyphrases
- information retrieval systems
- query expansion
- test collection
- information retrieval
- image retrieval
- document retrieval
- multimedia databases
- efficient indexing
- neural network
- efficient retrieval
- text retrieval
- image database
- information systems
- retrieval framework
- relevance feedback
- query formulation
- retrieval method
- case based reasoning
- average precision
- data retrieval
- storage and retrieval
- structured documents
- retrieval accuracy
- content based retrieval
- shape retrieval
- multimedia information retrieval
- retrieval engine
- retrieval systems