A two-level protocol to answer private location-based queries.
Roopa VishwanathanYan HuangPublished in: ISI (2009)
Keyphrases
- answering queries
- query processing
- query language
- database
- answering questions
- response time
- correct answers
- query result
- query answers
- web search engines
- range queries
- query evaluation
- lightweight
- complex queries
- efficient processing
- approximate answers
- frequently asked
- structured queries
- location based services
- cryptographic protocols
- natural language questions
- query logs
- social networking
- data sources
- result set
- database queries
- authentication protocol
- privacy preserving
- question answering systems
- information retrieval systems
- web search
- relational databases
- information retrieval
- databases