[GRASS-user] Remove duplicate points

[Maciej Sieczka]

W dniu 02.02.2011 23:07, Zem LeRoi pisze:
>
> Hello,
>
> I have GPS data where multiple points have the same coordinates. I would
> like to simplify the file and erase any duplicates.
>
> I have tried using v.clean:
> v.clean input=kpr1 output=clean1 type=point tool=rmdupl
>
> The command completes ok, but when I look inside the resulting file, it has
> the same number of points.
> Could anyone suggest what the reason might be?

Do the points have identical coordinates really? Check with v.out.ascii 
(maybe using dp greater then default 8).

Maciek

-- 
Maciej Sieczka
http://www.sieczka.org