Class Diagram
41 classes
Visual class hierarchy tree — click nodes to expand and collapse subclasses.
Properties
74 properties
Object, datatype, and annotation properties connecting classes and values.
SKOS Concepts
30 concepts
SKOS concepts and concept schemes — controlled vocabularies and taxonomies.
SHACL Shapes
23 shapes
SHACL validation shapes — constraints that enforce structural rules on data.
Named Individuals
40 individuals
Named individuals — concrete instances of ontology classes.
Statistics
242 entities
Charts and summary metrics — entity counts by type, namespace distribution.
isq
ISQ Domain Ontology
https://w3id.org/standards/isq/ontologies/core/Domain ontology for ISO & IEC 80000 — defines Quantity, Unit, and MathConcept as extensions of the SMART Core Ontology.
v1.1.084 entities
View ontology definitionsmart
SMART Core Ontology
https://w3id.org/standards/smart/ontologies/core/Core Ontology for representing (SMART) content of standard as per the ISO/IEC Directives Part 2.
v2.0.048 entities
View ontology definition