Keyphrases
- xml documents
- markup language
- data integration
- xml data
- data exchange
- databases
- xml schema
- xml databases
- data representation
- xml queries
- xml format
- metadata
- relational databases
- xml retrieval
- data sets
- data model
- semistructured data
- xml query processing
- extensible markup language
- topic maps
- labeling scheme
- semi structured data
- real time
- xml technology
- object oriented databases
- relational data
- query evaluation
- semi structured
- structured data
- query language
- digital libraries
- learning algorithm
- information retrieval
- neural network