Research map / Learning theory and algorithms / Combinatorial and search optimization
Finite Entailment of Local Queries in the Z Family of Description Logics
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Measured effects reported in the paper
| What was changed | Where | Measured | Effect |
|---|---|---|---|
| Establish finite controllability | ZOQ and ZOI · Local queries (PEQs) | finite versus unrestricted entailment: finite and unrestricted entailment problems ... coincide | Helped |
| Construct finite countermodels by copying and linking finite patterns from quasi-forest models | ZOQ and ZOI · Local queries (PEQs) | finite controllability | Helped |
| Reduce finite PEQ entailment to finite KB satisfiability | ZIQ · Local queries (PEQs) | reducibility: doubly exponentially many instances | Helped |
| Transform finite countermodels into locally treewidth-one models | ALCI∩Self ⊆ L ⊆ ZIQ · Finite models | local treewidth: agirth(J) ≥ G | Helped |
| Extend finite-query reasoning from CQs to PEQs | ALC ⊆ L ⊆ ALCIHbSelfQ · Finite query entailment | complexity coverage: 2EXPTIME-complete | Helped |
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