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Semantic matchmaking Local Closed-World Reasoning
1. Khan “Sadh” N. Mostafa
Semantic Matchmaking of
Resources with Local
Closed-World Reasoning
Stephan Grimm Pascal Hitzler
stephan.grimm@fzi.de
hitzler@aifb.uni-karlsruhe.de
16. Description Logics
Reasoning tasks:
• Knowledgebase satisfiability
• Concept satisfiability
I∈M
C
I
KB
≠∅
• Instance checking
I
∈
I
I ∈M
• Subsumption
⊑
I
⊆
I
I∈M
52. Local Role Closure
If a role r is locally closed, only such pairs of objects should occur
in the extension of r for which there is evidence to be in there
•
•
•
•
supports
53. If a role r is locally closed, only such pairs of objects should occur
in the extension of r for which there is evidence to be in there
•
•
•
54. Matching with Local Closure
by Epistemic Operators
•
•
•
K DualScreenGfxCard
K RAIDStorage