Keyphrases
- information retrieval
- document collections
- web documents
- information retrieval systems
- xml documents
- document retrieval
- legal documents
- text documents
- metadata
- relevant documents
- document classification
- web data
- knn
- text collections
- document representation
- keywords
- free text
- document clustering
- vector space model
- similarity measure
- multimedia documents
- time stamped
- digital documents
- text mining