- From: Jennifer Golbeck <golbeck@cs.umd.edu>
- Date: Wed, 14 Jan 2004 02:19:42 -0500 (EST)
- To: WWW2004 Photo Annotation List <semantic-photolist@unitboy.com>
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 > > ================================== > This is the TEMPORARY discussion list for the W3 Semantic-Photo History > Project. For questions, contact greg@fotonotes.net. > > Subscribe Instructions > To: semantic-photolist-request@unitboy.com > Body: subscribe > > Unsubscribe Instructions > To: semantic-photolist-request@unitboy.com > Body: unsubscribe > > Help > To: semantic-photolist-request@unitboy.com > Body: help > ================================== This is the TEMPORARY discussion list for the W3 Semantic-Photo History Project. For questions, contact greg@fotonotes.net. Subscribe Instructions To: semantic-photolist-request@unitboy.com Body: subscribe Unsubscribe Instructions To: semantic-photolist-request@unitboy.com Body: unsubscribe Help To: semantic-photolist-request@unitboy.com Body: help
Received on Wednesday, 14 January 2004 02:22:09 UTC