Keyphrases
- real world
- information retrieval
- search engine
- information access
- retrieval systems
- web search
- web search engines
- search result
- search queries
- information retrieval systems
- test collection
- question answering
- document collections
- web pages
- user queries
- language model
- keyword search
- keywords
- meta search engine
- document search
- query expansion
- relevant documents
- relevance feedback
- query refinement
- web searching
- meta search
- adversarial information retrieval