Keyphrases
- data integration
- data extraction
- linked data
- data integration systems
- data exchange
- data model
- data sources
- data management
- databases
- multiple data sources
- query answering
- data sharing
- data warehouse
- website
- data cleaning
- business intelligence
- heterogeneous data
- web sources
- biological databases
- query decomposition
- data transformation
- scientific data management
- heterogeneous data sources
- biological data
- database
- schema mappings
- web documents
- web pages
- web users
- information sources
- query rewriting
- schema matching
- water resources management
- link analysis
- web content
- web mining
- object oriented
- end users
- database systems
- decision making
- data sets