[postgis-users] where to publish my scripts?
Nicolas Ribot
nicolas.ribot at gmail.com
Thu Jul 19 08:20:49 PDT 2012
Hi Tom,
I personally publish these kind of scripts to the PostGIS wiki.
Nicolas
On 19 July 2012 17:18, Tom van Tilburg <tom.van.tilburg at gmail.com> wrote:
> ok. I will try a bit of plpgsql'ing.
>
> That reminds me to another question:
> is there any place that people can drop their own scripts for a wider
> audience?
> I know there is some postgis wiki but it doesn't seem very active or
> structured.
> I would love to share my scripts and see some scripts from others.
>
> chrs,
> Tom
>
> On 19-7-2012 15:57, Pierre Racine wrote:
>>>
>>> In my idea staying with the algebra functions should be doable, even
>>> with complex speckles.
>>> As long as the mask is big enough (finding speckles of max N pixels
>>> takes a 2N x 2N matrix) one should be able to run a neighbourhood scan
>>> outwards from the centre pixel. With some smart iterations that might
>>> work, I just need to start learning plpsql or something...
>>> Would you agree that that kind of method would be faster than
>>> vectorizing?
>>
>> I can't answer this as I haven't played much with ST_MapAlgebraFctNgb.. It
>> all depends on the size of the window.
>>
>> Give it a try! plpgsql is very easy and you can start from the example in
>> the doc.
>>
>> Pierre
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>
>
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