Keyphrases
- query processing
- wide range
- range queries
- query language
- web search engines
- efficient processing
- response time
- database queries
- query evaluation
- database
- neural network
- user queries
- aggregate queries
- data sources
- learning algorithm
- probabilistic databases
- search queries
- answering queries
- query formulation
- retrieval systems
- improved algorithm
- query logs
- range data
- attribute values
- nearest neighbor
- databases