Supplementary of JPN-P01-002(expert contribution)

OKABE, Masao

2009.06.24

WG2 N1267

2009/6/24 2

So-called “Meaning Triangle”

　

CONCEPT

Referent

Refers To Symbolizes

Stands For

“Rose”,“ClipArt”

Real world Representation world

Concept world

Source:Emerging Semantic Technology Standards by Bruce Bargmeye , OFMR2009, Seoul

2009/6/24 3

Meaning triangle and ISO 1087-1

CONCEPT

Referent

Refers To Symbolizes

Stands For

“Rose”,“ClipArt”

Real world

3.2 Concept

3.4 Designations

3.5 Terminology

3.3 Definition

ISO 1087-1 uses the framework of “Meaning triangle”

Example: Object, Subject field

Example:

concept,

concept system

Example:

designation,

nomenclature,

definition

3.1 (Language and) reality

Representation world

Concept world

2009/6/24 4

ISO 1087-1 and MDR

　 　

CONCEPT

Referent

Refers To Symbolizes

Stands For

“Rose”,“ClipArt”

Real world

3.2 Concept

3.4 Designations

3.5 Terminology

3.3 Definition

Example:

concept,

concept system

Example:

designation,

nomenclature,

definition

Representation world

Concept world

MDR

Example:

Concept,

Concept_System

Very confusing

2009/6/24 5

Meaning triangle and RDF, OWL, Common Logic etc.

A model, which is an interpretation that makes all the sentences true, may be interpreted as a concept system since it is a kind of function from Representation world.

Most of ontology languages such as RDF, OWL, Common Logic etc. handles Real world and Representation world only.

CONCEPT

Referent

Refers To Symbolizes

Stands For

“Rose”,“ClipArt”

Real world

3.2 Concept

3.4 Designations

3.5 Terminology

3.3 Definition

3.1 (Language and) reality

Representation world

Concept world

2009/6/24 6

MDR and RDF, OWL, Common Logic etc.

CONCEPT

Referent

Refers To Symbolizes

Stands For

“Rose”,“ClipArt”

Real world

3.2 Concept

3.4 Designations

3.5 Terminology

3.3 Definition

3.1 (Language and) reality

Representation world

Concept world

RDF, OWL, Common Logic etc. 　　　represent Real world MDR

MDR represents 　 Concept world

RDF, OWL,

Common Logic etc.

2009/6/24 7

Inconsistency of term definition in MDR

CONCEPT

Referent

Refers To Symbolizes

Stands For

“Rose”,“ClipArt”

Real world

3.2 Concept

Concept and relation lie in the different world. (cf. JPN-p01-005)

Example:

concept,

concept systemC

Representation

world

Concept world

MDR uses the definitions of ISO 1087-1 for concept and concept system.

Relation is defined in terms of universe of discourse in MDR. Universe of discourse lies in Real world both in the sense of TR9007 and ISO/IEC 24707 Common Logic.

relation,

universe of

discourse