Concept — DDI 4.0 dev documentation

# Concept

## Extends

AnnotatedIdentifiable

## Definition

Unit of thought differentiated by characteristics [GSIM 1.1]

## Synonyms

## Explanatory notes

Many DDI4 classes are subtypes of the Concept class including Category, Universe, UnitType, ConceptualVariable. This class realizes the pattern class Signified and as such a Concept can be denoted by a Sign.

Classes

- Concept - Examples
- Concept - Properties and Relationships
  - Properties
  - Relationships
- Concept - DDI 3.2 mapping
- Concept - RDF mapping
- Concept - GSIM mapping
- Concept - Graph