'Logical axioms' diaporamas de présentation

Hybrid Logics and Ontology Languages

Hybrid Logics and Ontology Languages. Ian Horrocks <horrocks@cs.man.ac.uk> Information Management Group School of Computer Science University of Manchester. Introduction to Description Logics. What Are Description Logics?. A family of logic based Knowledge Representation formalisms

496 views • 49 slides

CS344: Introduction to Artificial Intelligence

411 views • 31 slides

Genomic CDS

Genomic CDS. An RDF/OWL Knowledge Base for Query Answering and Decision Support in Clinical Pharmacogenetics. Matthias Samwald Medical University of Vienna W3C Semantic Web for Healthcare and Life Science Interest Group.

442 views • 30 slides

Proof Systems

Proof Systems KB |- Q iff there is a sequence of wffs D1, ..., Dn such that Dn is Q and for each Di in the sequence: a) either Di is in KB or b) Di can be inferred from a wff (or wffs) earlier in the sequence by using one of the rules of inference in R , or

598 views • 15 slides

Truth-Tables

Truth-Tables. Three ways of using truth-tables to answer if KB |= Q : a) by the definition of entailment: KB |= Q iff for every interpretation I, if I satisfies KB then I satisfies Q. b) by transforming into a unsatisfiability problem: KB |= Q iff KB U { ? Q} is unsatisfiable

238 views • 8 slides

The cell ontology covers multiple taxonomic contexts

The cell ontology covers multiple taxonomic contexts. Shared terms. cross-ontology link (sample). caro / uberon /all. cell. tissue. import. metazoa. skeleton. nervous system. gut. gonad. appendage. circulatory system. gland. mesoderm. respiratory airway. larva. muscle tissue.

134 views • 6 slides