RE: Standard graphical representation for ontologies

Hi,

> If by ontology you mean conceptual schema (before it is encoded into 
> owl/rdf) I recently learned that
> topic maps are an iso standard (so, standard de jure where 
> iso jurisdiction 
> applies:-)

Paola, thanks for share this point. And, what is the standard graphical
representation of a topic map?

Ivan suggested :"there are a number of systems that do graphical
representations", but each system use a different graphical
representation as you can see [1], [2] or [3].

Cheers,

Carlos Tejo Alonso
R&D Deparment - CTIC Foundation [Asturias, Spain]
www.fundacionctic.org 

[1] http://www.hipertexto.info/images/topicmap.gif
[2]
http://www.idealliance.org/papers/dx_xmle04/papers/03-01-03/03-01-03-fig
01.jpg
[3] http://www.topicmap-design.com/images/Viewer.jpg