Keyphrases
- query processing
- database
- query evaluation
- regression model
- query expansion
- aggregate queries
- complex queries
- database queries
- query formulation
- query terms
- user queries
- response time
- relevance feedback
- data structure
- model selection
- retrieval systems
- data sources
- range queries
- linear regression
- keywords
- search queries
- regression methods
- query execution
- user centric
- original query
- vector space
- regression analysis
- gaussian processes
- keyword search
- web search engines
- relational databases
- similarity measure
- data sets