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Re: [w3photo] image regions vocab update

From: Libby Miller <Libby.Miller@bristol.ac.uk>
Date: Fri, 27 Feb 2004 13:07:41 +0000 (GMT)
To: Benjamin Nowack <bnowack@appmosphere.com>
Cc: Morten Frederiksen <mof-rdf@mfd-consult.dk>, semantic-photolist@unitboy.com
Message-ID: <Pine.GSO.4.58.0402271305590.27633@mail.ilrt.bris.ac.uk>



On Fri, 27 Feb 2004, Benjamin Nowack wrote:

> On 27.02.2004 00:22:53, Morten Frederiksen wrote:
> >Hi all,
> >
> >> After today's chat I updated the image region vocabulary
> >> proposal
> >Looks really nice.
> hey, thank you. :-) I hope you didn't do view-source..
>
> >> - focus is on regions now, I removed the redundant terms
> >>   Image, depicts, depiction, width, height. The DL version
> >>   "redefines" Jim's width and height, this may be wrong, as
> >>   they now have a domain of foaf:Image and the range is
> >>   xsd:positiveInteger. we can still create imreg:width and
> >>   imreg:height.
> >I think we should, since otherwise inference-capable system will get
> >confused, and think a region is an image that can be displayed - like we
> >talked about earlier.
> I can see three options then:
> - create width and height with domain=Image
> - re-use width and height from Jim's SVG vocab (domain=Resource)
> - create regionWidth and regionHeight with domain=Region
> But there is probably no need for option 1 in the imreg vocabulary. and
> Libby said there will be an "official" image+EXIF schema at w3.org soon,

actually there's something up there already::

http://www.w3.org/2003/12/exif/

which does include image height and width. It's not complete yet but it
would probably make sense to use the image height and width properties
from the exif namespace.

> which I guess will have width and height props. re-describing jim's width
> and height for the DL version should not change the semantics (what I just
> did. I will change the domain to owl:Thing). Do we need width and height
> for regions at all (re option 3)? It'd be another "boundingbox in 1D", I
> guess..
>
> >The prose for coords property is really hard to understand (what's the exact
> >difference between "separated" and "delimited"?). I know it's probably based
> >on my own bad write-up, but still! :-)
> yes. sorry. I made it even worse ;-). will try to find a better description.
>
> >An example for each region type would go a long way.
> examples would definitely be helpful. my doc-publisher doesn't support them
> yet. I'll try to add the feature at the weekend.
>

Libby
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Received on Friday, 27 February 2004 08:09:32 GMT

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