Keyphrases
- higher order
- query language
- response time
- query processing
- web search engines
- positive and negative
- database
- query evaluation
- range queries
- natural images
- efficient processing
- conditional random fields
- high order
- aggregate queries
- answering queries
- web queries
- complex queries
- query types
- database queries
- query logs
- retrieval systems
- database management systems
- databases
- query formulation
- tree patterns
- markov random field
- web search
- data sources
- query answers