What's Wrong with Gradient-based Complex Query Answering?
Ouns El HarzliSamy BadreddineTarek R. BesoldPublished in: NeSy (2023)
Keyphrases
- query answering
- data exchange
- incomplete information
- integrity constraints
- conjunctive queries
- data complexity
- data integration
- answering queries
- data integration systems
- real world
- query rewriting
- inconsistent databases
- query relaxation
- dl lite
- open world
- closed world assumption
- ontology based data access
- query containment
- ontology languages
- np complete
- description logics
- knowledge representation
- query language