Keyphrases
- document ranking
- ranked list
- short list
- information retrieval
- retrieved documents
- ranking functions
- keyphrase extraction
- learning to rank
- ranking scheme
- retrieval systems
- maximal marginal relevance
- document retrieval
- document collections
- relevant documents
- document relevance
- document images
- ranking algorithm
- relevance ranking
- web search
- document clustering
- web documents
- information retrieval systems
- effective retrieval
- document clusters
- query specific
- user feedback
- retrieval strategies
- text documents
- relevance scores
- document level
- structured documents
- retrieval quality
- keywords
- filtering algorithm
- link analysis
- web search engines
- query expansion
- result list
- language model
- social annotations
- image retrieval