Query Answering in Rough Knowledge Bases.
Aida VitóriaCarlos Viegas DamásioJan MaluszynskiPublished in: RSFDGrC (2003)
Keyphrases
- query answering
- dl lite
- knowledge base
- data exchange
- data complexity
- conjunctive queries
- data integration
- integrity constraints
- incomplete information
- answering queries
- description logics
- data integration systems
- query rewriting
- open world
- knowledge representation
- databases
- data sets
- database
- expert systems
- data analysis
- case study
- query relaxation