Query preprocessing for integrated search in heterogeneous data sources.
Ruxandra DomenigKlaus R. DittrichPublished in: BTW (2001)
Keyphrases
- heterogeneous data sources
- data sources
- preprocessing
- user queries
- query formulation
- search queries
- search mechanism
- query processor
- keyword search
- data integration
- database
- result set
- query decomposition
- query processing
- query expansion
- global view
- search engine
- web search
- retrieval systems
- relevance feedback
- data model
- information integration
- query interface
- data analysis
- heterogeneous data
- database systems
- schema matching
- web services
- machine learning