Re: Ontology for points in a three-dimensional space

Toby,

It would appear the people working on SWEET have thought about it:

   http://sweet.jpl.nasa.gov/2.0/spaceCoordinates.owl

I particularly notice Cartesian is pretty similar to what you've  
suggested.

john


On Dec 8, 2008, at 3:00 PM, Toby A Inkster wrote:

>
> Does anyone know of such a thing? Basically I want something like:
>
> :Point a rdfs:Class ;
>   rdfs:comment "A point in three dimentions"@en .
> :x a rdfs:Property ;
>   rdfs:domain :Point ;
>   rdfs:range xsd:decimal .
> :y a rdfs:Property ;
>   rdfs:domain :Point ;
>   rdfs:range xsd:decimal .
> :z a rdfs:Property ;
>   rdfs:domain :Point ;
>   rdfs:range xsd:decimal ;
> :plane a rdfs:Property ;
>   rdfs:domain :Point ;
>   rdfs:comment "The reference plane."@en .
>
> Effectively something like <http://www.w3.org/2003/01/geo/> but  
> operating on arbitrary 3D reference planes instead of just WGS84.
>
> -- 
> Toby A Inkster
> <mailto:mail@tobyinkster.co.uk>
> <http://tobyinkster.co.uk>
>
>
>
>


John

--------------
John Graybeal   <mailto:graybeal@mbari.org>  -- 831-775-1956
Monterey Bay Aquarium Research Institute
Marine Metadata Interoperability Project: http://marinemetadata.org