Keyphrases
- language generation
- query processing
- database
- website
- user queries
- query expansion
- keywords
- response time
- retrieval method
- query evaluation
- page rank
- relevance feedback
- database queries
- web pages
- complex queries
- automatic extraction
- structural information
- result set
- structural analysis
- web page retrieval
- query formulation
- user clicks
- click logs
- range queries
- query execution
- vector space
- user interaction
- information extraction
- data sources
- relational databases
- data structure
- search engine