Keyphrases
- query processing
- database
- response time
- web services
- user queries
- relevance feedback
- query evaluation
- raw sensor data
- management system
- query expansion
- service providers
- data structure
- keywords
- database queries
- complex queries
- query execution
- service discovery
- databases
- user requests
- single server
- query formulation
- service quality
- indexing techniques
- search queries
- service oriented
- range queries