Keyphrases
- query language
- efficient processing
- query processing
- database queries
- web search engines
- data sources
- range queries
- response time
- text categorization
- database
- topic models
- wikipedia articles
- complex queries
- query evaluation
- user queries
- query terms
- aggregate queries
- answering queries
- query words
- web queries
- query formulation
- multi dimensional
- data streams
- databases