[postgis-users] ST_Aspect artifacts?

[Pierre Racine]

Yeah. ST_Union is good for unioning overlapping rasters (e.g. computing the mean of a temperature series) but not for merging adjacent rasters. We will have to write something else for that.

Pierre

> -----Original Message-----
> From: postgis-users-bounces at postgis.refractions.net [mailto:postgis-users-
> bounces at postgis.refractions.net] On Behalf Of Paolo Cavallini
> Sent: Friday, May 25, 2012 12:53 PM
> To: postgis-users at postgis.refractions.net
> Subject: Re: [postgis-users] ST_Aspect artifacts?
> 
> Il 25/05/2012 18:29, Pierre Racine ha scritto:
> > Not yet...
> I imagined, thanks. So I tried to merge the rasters with ST_Union, but I
> had to stop after ~2h with pg at 100% CPU (a small raster, 1300 tiles 64x64).
> Urgh!
> All the best.
> 
> --
> Paolo Cavallini
> See: http://www.faunalia.it/pc
> 
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