Re: [w3photo] Comments of Jennifer Golbeck's conference ontology

Thanks for your comments, Nick. I've adopted both of the suggestions that
you made below. The updated ontology is still in OWL Lite, and is still
available at http://www.mindswap.org/~golbeck/web/www04photo.owl.


-Jen Golbeck


On Tue, 13 Jan 2004, Nick Gibbins wrote:

> Hi all,
>
> I've been looking at the ontology Jennifer Golbeck presented for
> representing information about conferences. Overall, the ontology is fine
> and captures the domain in about the right amount of detail, and there are
> only two areas in which I think that the ontology needs clarification or
> amendment.
>
> - Date and Time
>
>   Why are these resources rather than datatyped literals? (I'm assuming
>   because there are inverses of the hasStartTime/hasEndTime properties)
>
>   What's the relation between times and dates? Are there detailed
>   properties which give the components of dates and times, or are they
>   completely opaque?
>
>   I'd be in favour of datatyped literals instead of resources here (I'm
>   not sure how useful the inverse properties above are likely to be),
>   preferably as XML Scheme dateTime (CCYY-MM-DDThh:mm:ss)
>
> - Conferences/workshops have at least one start/end date
>   (i.e. are a subclass of the restriction of things with at least one
>   start/end date). I'm not sure that this makes sense - can a conference
>   have more than one of each? Suggest this be changed from
>   owl:minCardinality to owl:cardinality
>
> --
> Nick Gibbins                                            nmg@ecs.soton.ac.uk
> IAM (Intelligence, Agents, Multimedia)             tel: +44 (0) 23 80598347
> Electronics and Computer Science                   fax: +44 (0) 23 80592865
> University of Southampton
>
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Received on Wednesday, 14 January 2004 02:22:09 UTC