Keyphrases
- database
- query processing
- range queries
- response time
- data sources
- query evaluation
- entity search
- data structure
- entity ranking
- query formulation
- database queries
- retrieval systems
- entity identification
- aggregate queries
- user defined
- relevance feedback
- relational databases
- keywords
- training examples
- vector space
- query terms
- image database
- co occurrence
- natural language processing
- retrieval method
- query interface
- efficient processing
- data model
- data sets