Keyphrases
- information retrieval systems
- information retrieval
- document collections
- relevant documents
- key issues
- xml documents
- document classification
- document retrieval
- document analysis
- multi document summarization
- web documents
- free text
- legal documents
- time stamped
- ranked list
- document clustering
- text documents
- keywords
- metadata
- document representation
- retrieved documents
- similarity measure
- textual content
- expert finding
- logical structure
- database