Keyphrases
- user queries
- query terms
- retrieval systems
- database
- query specific
- original query
- keywords
- documents retrieved
- information retrieval systems
- relevant documents
- query processing
- multimedia documents
- vector space
- semantic relevance
- result set
- inverted lists
- similar documents
- document relevance
- retrieval process
- relevance judgments
- boolean queries
- relevance feedback
- document retrieval
- web documents
- response time
- retrieved documents
- distributed information retrieval
- document collections
- query evaluation
- open directory project
- document content
- inverted index
- information retrieval
- relevance assessments
- query biased
- web retrieval
- retrieval engine
- compression algorithm
- query expansion
- compression ratio
- data structure
- search queries
- query topic
- xml documents
- correct answers
- retrieval strategies
- semantically related
- document ranking
- retrieval model
- text documents
- spatial data
- metadata
- retrieval effectiveness
- web search
- co occurrence
- search engine
- image compression
- web search engines
- keyword queries
- relevance model
- keyword search
- document set
- markup language
- vector space model