Keyphrases
- iterative search
- relevance feedback
- response time
- query processing
- query evaluation
- database
- data sources
- original query
- database queries
- keywords
- data structure
- range queries
- query expansion
- user queries
- query terms
- retrieval method
- data objects
- retrieval systems
- boolean queries
- retrieval process
- communication cost
- keyword search
- user defined
- user interaction
- relational databases
- clustering algorithm
- search engine
- databases