[GRASS-user] Recommended v.select relate matrix?

Moritz Lennert mlennert at club.worldonline.be
Sun Jul 23 02:47:35 PDT 2017


On 22/07/17 23:58, Jeshua Lacock wrote:
> 
>> On Jul 22, 2017, at 4:47 AM, Moritz Lennert 
>> <mlennert at club.worldonline.be <mailto:mlennert at club.worldonline.be>> 
>> wrote:
>>
>> Actually I think that showing us the example with all lines will make 
>> it easier to think about solutions.
> 
> Hi Moritz,
> 
> The purple line can select lines that just cross it like the red line 
> shown in the attached image.

But you said 'crosses' is not sufficient. Could you explain why ? Again, 
without a view of the lines you do not want to select, I'm not sure I 
understand the issue.

> 
>> A small buffer around the selecting lines might help ?
> 
> Thanks for the suggestion. Perhaps I am doing things wrong, but adding a 
> buffer makes things worse, since the buffer can overlap other unrelated 
> lines that the original line doesn't.

See above...

Moritz


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