[GRASS-user] r.soils.texture question

[Firman Hadi]

Dear Laura,

I am sorry if I jump to your message without answering your question 🙏
Are you the author of this paper, "Modelling the extent of northern peat soil and its uncertainty with Sentinel: Scotland as example of highly cloudy region"?
Thank you.
Best regards,
Firman Hadi

E: firmanhadi at me.com (https://link.getmailspring.com/link/F397C403-342E-460F-84EC-CB2076C48DB9@getmailspring.com/0?redirect=mailto%3Afirmanhadi%40me.com&recipient=Z3Jhc3MtdXNlckBsaXN0cy5vc2dlby5vcmc%3D)
P: +6281220001994 (tel:+6281220001994)
W: http://firmanhadi.github.io (https://link.getmailspring.com/link/F397C403-342E-460F-84EC-CB2076C48DB9@getmailspring.com/1?redirect=http%3A%2F%2Ffirmanhadi.github.io&recipient=Z3Jhc3MtdXNlckBsaXN0cy5vc2dlby5vcmc%3D)

On Jun 12 2020, at 1:10 pm, Laura Poggio <laura.poggio at gmail.com> wrote:
> Dear all,
> I am looking at the DAT file (https://link.getmailspring.com/link/F397C403-342E-460F-84EC-CB2076C48DB9@getmailspring.com/5?redirect=https%3A%2F%2Fsvn.osgeo.org%2Fgrass%2Fgrass-addons%2Fgrass7%2Fraster%2Fr.soils.texture%2Fscheme%2FUSDA.dat&recipient=Z3Jhc3MtdXNlckBsaXN0cy5vc2dlby5vcmc%3D) for USDA soil texture classification for the r.soil.texture (https://link.getmailspring.com/link/F397C403-342E-460F-84EC-CB2076C48DB9@getmailspring.com/6?redirect=http%3A%2F%2Fr.soil.texture&recipient=Z3Jhc3MtdXNlckBsaXN0cy5vc2dlby5vcmc%3D) addon.
> I have a couple of questions.
>
> 1) the class silt-loam appears twice (number 8 and 12). Is this intentional and needed for the calculations?
>
> 2) Could you please explain the structure of the DAT file? As example
> 1
> 6
> 0 0 20 45 45 0
> 100 60 40 40 55 100
>
>
> First line: I think is the class value as written in the pixel.
> Second line: not sure
> Following two lines: I think they are somehow the limits of sand, silt and clay. However I can not really understand in which order.
>
> Thank you very much in advance
> Laura
>
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