[GRASS-user] eliminate some lines
temiz
temiz at deprem.gov.tr
Thu Nov 2 14:46:32 EST 2006
Moritz Lennert wrote:
> temiz wrote:
>> /*hello
>>
>> I couldn't do with v.clean what I wanted to do.
>> I want to eliminate all lines whose their langth are under 20 m.
>>
>> what is the solution ?
>
>
> not tested:
>
> v.to.db map=Original option=length type=line col=linelength units=me
> v.extract input=Original output=Original20 where="linelength>20"
>
> Moritz
>
thank you Moritz and Markus
I solved this problem ( grass is really capable).
When I looked at v.to.db, I thought whether I could calculate
the "length of a polygon" as well.
Do you have idea ?
thanks again
--
Ahmet Temiz
--
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