[Live-demo] Saga Quickstart

Siki Zoltan siki at agt.bme.hu
Wed Sep 3 05:06:35 PDT 2014



On Tue, 2 Sep 2014, Hamish wrote:

> Zoltan wrote:
>> I couldn't update the last part (Importing/exportin data), the used
>> SRTM_u03_n041e002.tif file not found on the DVD and I couldn't find
>> any similiar file among the available data sets.
>
> it's in /usr/local/share/saga/, but I think we should replace it with
> a more modern version from SRTM.

I can see there the St. Helens, the /home/user/saga is a symbolic link to 
/usr/local/share/saga. :(

>
> I've noticed that the hole filling in SRTMv3 is not always as good as
> say r.fillnulls in GRASS GIS does, and as holes are common in steep
> mountain data maybe it is better to grab a v2.1 tile if there are any
> ugly artifacts in the v3 version of it, then leave the hole filling as an exercise in the quickstart.
>
I've download some huge STRM 4.1 tiff dataset. How large file should be 
cut off from one, 2-4 MB?

Zoltan

>
> Hamish
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