[GRASS-user] New addon: r.denoise. Denoise topography including SRTM

Frank Broniewski liste at geo-dienstleistung.de
Thu Sep 17 10:07:03 EDT 2009


On Thursday 17 September 2009 14:13:45 John A Stevenson wrote:
> Hi Frank,
>
> Frank Broniewski wrote:
> >> but could you provide some hints on general memory usage?
>
> Xianfang said that the out of memory message came during the
> triangulation stage of denoising.  The triangulation is carried out by
> triangle.c, which he did not write.  I don't know how triangle uses
> memory.  Perhaps Hamish does?
>
> Xianfang also recommended denoising small areas, perhaps with overlap,
> and seeing how well they can be merged.
>
> Cheers
>
> John

John,

thank you very much for your kind help. I hope I can find some time for tests 
in the next few weeks. I will publish my results here on the list so everyone 
has something from it

Greetings

Frank



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