[postgis-users] where to publish my scripts?
Tom van Tilburg
tom.van.tilburg at gmail.com
Thu Jul 19 08:18:19 PDT 2012
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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