Keyphrases
- metadata
- xml format
- document collections
- information retrieval
- legal documents
- meta information
- xml documents
- document clustering
- document classification
- text documents
- document retrieval
- information retrieval systems
- free text
- vector space model
- semantic web
- web documents
- relevant documents
- databases
- user queries
- database
- data model
- knowledge base
- vector space
- semantic information
- relational data
- ensemble methods
- text mining
- data sources
- structured documents
- semantic data
- keywords
- database systems
- rdf triples