[talk-ph] best practice for mapping landuse=farm

Ronny Ager-Wick - Develo Ltd. raw at develo.ltd.uk
Fri Feb 19 08:26:17 GMT 2010


Beautiful!
How can others use the satellite images you used for this?
Ronny.

maning sambale wrote:chris at blightyarts.comouchris@blightyarts.com
> First installment:
> http://www.openstreetmap.org/?lat=15.0904&lon=120.8415&zoom=12&layers=0B00FTF
>
> More in the future, as ianlopez said: "May tiyaga, may nilaga (or
> something like that)"
>
> Let me know if something is wrong.
>
> On Fri, Nov 20, 2009 at 7:37 PM, Eugene Alvin Villar <seav80 at gmail.com> wrote:
>   
>> I guess this is OK. :-)
>>
>> On Fri, Nov 13, 2009 at 7:34 AM, maning sambale <emmanuel.sambale at gmail.com>
>> wrote:
>>     
>>> On Thu, Nov 12, 2009 at 11:08 PM, Eugene Alvin Villar <seav80 at gmail.com>
>>> wrote:
>>>       
>>>> I think we should mark entire farms as one polygon as much as possible
>>>> and
>>>> not separate individual "paddies" as their own polygons. The dirt paths
>>>> and
>>>> irrigation canals are still part of the farm, right?
>>>>         
>>> No I'm not marking individual paddies.  Maybe my message was a bit
>>> confusing.
>>> The SPOT5 has a pix res of 10 meters.  I usually map a farm polygon
>>> when there is obvious subdivision between adjacent farms like large
>>> irrigation canals.  This is usually visible in the image at around 4-5
>>> pixels (roughly 40-50 meters).  The gap size seems sensible enough.
>>>
>>> Whenever possible, I am also excluding residential areas around the farms.
>>>
>>> Is this OK?
>>>
>>> Sorry I can't provide a visual example (the data is on another
>>> machine) and I haven't added anything in the OSM database just yet.
>>>
>>>
>>>
>>> --
>>> cheers,
>>> maning
>>> ------------------------------------------------------
>>> "Freedom is still the most radical idea of all" -N.Branden
>>> wiki: http://esambale.wikispaces.com/
>>> blog: http://epsg4253.wordpress.com/
>>> ------------------------------------------------------
>>>
>>> _______________________________________________
>>> talk-ph mailing list
>>> talk-ph at openstreetmap.org
>>> http://lists.openstreetmap.org/listinfo/talk-ph
>>>       
>> --
>> http://vaes9.codedgraphic.com
>>
>>     
>
>
>
>   
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstreetmap.org/pipermail/talk-ph/attachments/20100219/e3c79d09/attachment.html>


More information about the talk-ph mailing list