Keyphrases
- document ranking
- ranked list
- ranking algorithm
- web search
- document collections
- short list
- information retrieval systems
- ranking scheme
- information retrieval
- document retrieval
- retrieved documents
- retrieval strategies
- document clustering
- retrieval quality
- document images
- learning to rank
- document classification
- web documents
- query specific
- opinion retrieval
- maximal marginal relevance
- structured documents
- text retrieval
- ranking functions
- text documents
- keywords
- document representation
- effective retrieval
- query dependent
- textual features
- relevant documents
- semantic information
- search engine