Keyphrases
- relevant documents
- information retrieval
- document collections
- text documents
- keywords
- information retrieval systems
- document classification
- e government
- xml documents
- social media
- time stamped
- web documents
- document retrieval
- metadata
- structured documents
- retrieval systems
- free text
- classification rules
- legal documents
- user queries
- association rules
- text categorization
- language model
- data mining
- database
- expert finding
- multimedia documents
- retrieved documents
- knowledge discovery
- document representation
- information extraction
- document clustering
- query terms
- vector space
- user defined
- bag of words