Keyphrases
- end users
- knowledge base
- query processing
- user requirements
- user interface
- query evaluation
- database
- application development
- user driven
- relevance feedback
- user friendliness
- user experience
- business intelligence
- service providers
- web applications
- user queries
- data sources
- user interaction
- knowledge based systems
- description logics
- keywords
- keyword search
- relational databases
- digital libraries