Lower and Upper Bounds for SPARQL Queries over OWL Ontologies.
Birte GlimmYevgeny KazakovIlianna KolliaGiorgos B. StamouPublished in: AAAI (2015)
Keyphrases
- lower and upper bounds
- owl ontologies
- sparql queries
- lower bound
- upper bound
- graph model
- relational algebra
- rdf data
- query optimization
- query language
- cost model
- description logics
- query formulation
- production rules
- semantic annotation
- domain ontology
- knowledge base
- database schema
- query processing
- graph patterns
- sql queries
- machine learning
- itemsets
- semantic web
- domain specific