Keyphrases
- query processing
- query expansion
- database
- response time
- query formulation
- range queries
- relevance feedback
- keywords
- data sets
- query evaluation
- user queries
- data structure
- data sources
- retrieval systems
- database queries
- retrieval method
- efficient processing
- information retrieval systems
- user interaction
- user defined
- viewpoint
- query execution
- databases