Keyphrases
- search queries
- user queries
- query formulation
- query suggestion
- prior art
- search efficiency
- search space
- query language
- search algorithm
- result quality
- complex queries
- search terms
- query reformulation
- result set
- query processing
- query refinement
- search engine query logs
- search quality
- relevance judgements
- search capabilities
- web queries
- database queries
- indexing techniques
- efficient processing
- web search engines
- information retrieval
- inverted index
- search interface
- search sessions
- approximate matches
- original query
- search result diversification
- query logs
- search experience
- search engine
- data structure
- relevance ranking
- collaborative web search
- multi dimensional
- boolean queries
- cost model
- structured queries
- inverted file
- database