PP Presentation
Gio Wiederhold
Stanford University
PP Presentation
What are Ontologies?
Functions of Ontologies .
Ancestors of Ontologies .
Establishing Ontologies .
Ontologies in Use
Domains and specificity .
Heterogeneity among Domains
SKC Objective
An Ontology Algebra
Sample Operation:INTERSECTION
INTERSECTIONsupport
Sample Intersections .
Other BasicOperations
Features of analgebra
Knowledge Composition
Exploiting the result .
Innovation
Domain Specialization .
Status 26 March 1997 .
PP Presentation
Support for KB-Algebra
Summary .
Backup Viewgraphs
Domain-specific Knowledge .
Domain-specific Expertise .
Example in Health Care .
Components of Ontologies .
Existing Ontologies
Ontology Sharing