[OAM-talk] OAM Prototype

Christopher Schmidt crschmidt at metacarta.com
Sun Nov 25 13:23:47 MST 2007


On Sun, Nov 25, 2007 at 12:01:55PM -0800, Cristiano Giovando wrote:
> Hi Chris,
> 
> On Nov 25, 2007 10:24 AM, Christopher Schmidt <crschmidt at metacarta.com> wrote:
> > Prototype of what OAM might be aiming for:
> >  http://openaerialmap.hypercube.telascience.org/
> 
> Great work!! Should we change the DNS for openaerialmap.org to point here?
> Also, as Mikel was suggesting, move the wiki to wiki.openaerialmap.org?

I personally have no preference, but if you choose to do that, it's fine
with me. The webserver is set up so that that webpage will respond to
openaerialmap.org and www.openaerialma.pr.org .

> > Landsat/Blue Marble base map, with high res data on top of it. You can
> > follow thee tutorial to upload any already-georeferenced information
> > that you might have:
> 
> What's the limit in file size for web upload? 

No server-side limit, but there's a practical limit beyond which having
your browser sit and wait is a problem. Actually, now that I think about
it, I think I have a 20 minute timeout set in Apache, so anything you
can't upload in 20 minutes is possibly a good 'rule of thumb' -- though
the timeout may just be on idle time, so it wouldn't actually go into
effect, it's still probably a good rule of thumb. 

> I may be missing
> something from your instructions --or, is there a way to add a WMS or
> WMS-C from another server as a data source?

Not yet. It's on my todo list.

> > (Also, can we get archives available for this list? If not, can we move
> > the list to a different list server where we can? I'm willing to help
> > with that if need be.)
> 
> Archives can be found here
> http://openaerialmap.org/pipermail/talk_openaerialmap.org/

Thanks.

> On another thing, as the map is getting crowded now, 

"Crowded"?

> we should think
> about a catalog/metadata system and what license to use. I assume the
> same as OSM, Creative Commons Attribution ShareAlike 2.0? 

I don't think that's the right way to go without thinking about it more.
It has caused OSM a lot of pain to go that route, and we should learn
from that. 

> Are the
> dataset we already have compliant to it?

The datasets we have thus far are one of two things:
 * Public Domain data (USGS, etc.)
 * Data which is stated to be 'free for reuse' (the state, county, city
   data)
 * Data to which the copyright holder is prepared to grant a license to
   OAM under any license which is reasonably open (Pict'Earth).

I'll follow up more with my thoughts on a license once I have a more
complete picture written up from my point of view.    

Regards,
-- 
Christopher Schmidt
MetaCarta



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