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Re: POI data model

From: Raj Singh <rsingh@opengeospatial.org>
Date: Fri, 29 Oct 2010 15:06:30 -0400
Message-Id: <913D0786-3E97-4E37-9E51-6F21AE824F82@opengeospatial.org>
To: "public-poiwg@w3.org W3C" <public-poiwg@w3.org>
An example of a 2D building outline in CityGML is at [1]. Also see [2] for a GeoRSS GML description of a polygon. Notice that they use the same GML description of the geography. CityGML has a lot more "metadata" around that polygon. 

[1] http://www.ogcnetwork.net/gml-citygml
[2] http://www.georss.org/gml#Polygon
The OGC: Making location count...

On Oct 29, at 9:34 AM, Dan Brickley wrote:

> On Fri, Oct 29, 2010 at 3:22 PM, Alex Hill <ahill@gatech.edu> wrote:
>> For instance, Carl has mentioned before that we should take a close look at CityGML.
> Let's do that. I've heard intriguing mentions of CityGML more and
> more, these last few months (years?).
> I would really appreciate some pointers on getting to understand it.
> I have some basics from searching and a basic idea of GML (and it's
> funny cousin KML)...
> http://en.wikipedia.org/wiki/CityGML
> http://www.citygmlwiki.org/index.php/Main_Page
> http://www.citygmlwiki.org/index.php/Free_Software
> http://www.opengeospatial.org/standards/citygml
> http://www.vector1media.com/dialogue/interviews/3251-interview-citygml-modeling-the-city-for-the-future
> ...but if there are particular datasets (eg. some specific city data,
> publically available) or tools that we should be taking care to study,
> it would be great to know. There are so many standards to keep track
> of!
> I'm particularly interested to learn how CityGML interfaces with other
> datasets - eg. extensibility and cross-referencing mechanisms. (Actual
> examples would be so much nicer than reading specs/schemas too...:)
> Thanks for any advice,
> Dan
Received on Friday, 29 October 2010 19:07:00 UTC

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