Keyphrases
- query processing
- database
- response time
- query formulation
- data structure
- query expansion
- user queries
- aggregate queries
- original query
- relevance feedback
- query evaluation
- keywords
- search queries
- retrieval method
- result set
- keyword search
- access methods
- efficient processing
- answering queries
- query execution
- retrieval process
- database queries
- query terms
- retrieval systems
- neural network