[georss] kml reference placemarks v/ georss?

Gregor J. Rothfuss gregor at apache.org
Fri Feb 23 11:12:00 EST 2007


josh at oklieb.net wrote:
> Pat,
> 
> In thinking of the relative roles of these formats, they do overlap in
> providing "featureness" to information, but have quite different intents
> and strong points. GeoAtom is a light and very specific "news about"
> format, while KML is very close to OWS Context in being able to contain a
> lot of information about setting up Google Earth (or similar blue marble
> applications), including something close to full features as Gregor et al
> point out. Not surprising given some of the GML genes it carries.
> 
> One interesting characteristic of Atom is that there is both an atom:link
> to the Web resource being reported on, and an atom:content for more
> involved or specialized HTML / XML representation. Various ideas are being
> tested for using the atom:content element, including inline GML or WFS
> requests/filters. KML is yet another possibility to represent in a more
> specialized form (but processable by both Google Earth and Google Search)
> what GeoAtom is providing news about.

i am also wondering about the other direction. are there things in Atom 
that would be interesting to have in KML? Atom / GeoRSS strike me as 
more web-native when it comes to linking to features.

what i'd like to see is georss / kml features linking to each other. i 
guess this is already possible with some combination of WFS and other 
specs, but i would like to see this as part of the normal web, without 
the need for special protocols.

avi has a nice writeup about this idea:

"Now, I’m not aware of any sort of cross-linking among KML files yet, 
similar to how web pages can point to or reference each other without 
forcing each other to load. What would be fascinating to see is whether 
KML files will evolve as web pages have — my excellent Eiffel tower 
model could reference your fine Champs-Élysées and someone else’s Arc de 
Triumph. We would thereby cross-promote each other (in context: Paris 
Landmarks)… We’ll have to wait and see. But if it’s not already there, a 
new field for KML which offers the idea of an optional (e.g., clickable) 
link to other KML files, coupled with a sort of page-rank algorithm 
using these links, might just do the trick to creating this sort of "web 
of goodness" we enjoy."

http://www.brownianemotion.org/2007/02/14/the-fruits-of-integration/


>>> disclosure: I'm on OGC staff and right in the middle of the KML->OGC
>>> process

disclosure: i work on KML things at google, but am not currently 
participating in the KML->OGC process.



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