[ckan-discuss] Conventions for Location related extras (Was Geographic Metadata)

Mon Jun 6 03:08:00 BST 2011

For what it's worth, the Dublin Core term is "coverage"
http://dublincore.org/documents/dcmi-terms/#terms-coverage


2011/6/1 Adrià Mercader <amercadero at gmail.com>

> Hi,
> Thanks for your comments.
>
> 2011/6/1 Tim McNamara <paperless at timmcnamara.co.nz>:
> > On 1 June 2011 10:30, Stefano Costa <stefano.costa at okfn.org> wrote:
> >> Adrià,
> >> if you mean "bounding box" (like the examples seem to imply), then
> >> please call it "bounding box" so that everybody understand that Polygon
> >> is actually a rectangle, and we don't find CKAN filled with 5MB GeoJSON
> >> polygons (and what about the English coastline?!).
> Yes, I meant bounding box. Perhaps my original proposal of "extent" is
> more accurate: extent as in "geographic extent covered by this
> package".
> 90% of cases this will be a rectangle, but as Tim pointed out there
> are special cases. As for the points, I suspect that in quite a few
> cases this extra will be filled via a geolocation service, which
> generally return point coordinates (i.e. people won't bother to find
> the exact bounding box for the "London" city limit polygon). As I
> mentioned before, I'm more interested in agreeing their names than
> their contents.
>
> Stefano, Tim, any thoughts on how would you name the three extras?
>
> As for the 5MB GeoJSON, I'd expect a little common sense from the user
> in the same way people does not paste 10 pages of text if the notes
> field.
>
>
>
> Cheers,
>
> Adrià
>
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