Keyphrases
- web queries
- image retrieval
- content based indexing
- relevance feedback
- web search
- user queries
- web search engines
- query logs
- information retrieval
- search engine
- web data
- information retrieval systems
- retrieval systems
- search queries
- semi structured
- retrieval model
- document retrieval
- database
- test collection
- multimedia
- query processing
- query terms
- user experience
- web users
- natural language processing