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Lean Kernels in Description Logics
Published on Jul 10, 2017876 Views
Lean kernels (LKs) are an effective optimization for deriving the causes of unsatisfiability of a propositional formula. Interestingly, no analogous notion exists for explaining consequences of descri
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Chapter list
Lean Kernels in Description Logics00:00
Understanding Consequences00:23
Desiderata02:36
Propositional Logic05:23
Lean Kernels06:21
Lean Kernels are Good07:29
Consequence-based Reasoning08:35
Subsumption in ALC10:35
Consequence-based Rules for ALC11:14
Lean Kernels for Consequence-based Algorithms12:35
Example13:36
LK Extensions15:41
Example17:50
Evaluation19:07
Good Approximation?20:04
Proportional Improvement vs. Star-module21:16
99.9% confidence intervals do not overlap22:34
Efficiently computable?23:02
Conclusions23:54