[GRASS-dev] v.clean rmarea

Paulo van Breugel p.vanbreugel at gmail.com
Sun Jan 22 06:46:46 PST 2017



On 21-01-17 21:29, Markus Metz wrote:
>
>
> On Fri, Jan 20, 2017 at 8:37 PM, Paulo van Breugel 
> <p.vanbreugel at gmail.com <mailto:p.vanbreugel at gmail.com>> wrote:
> >
> > Hi devs,
> >
> > I am trying to clean a map using v.clean. When using rmarea, any 
> threshold values > 0.45 for rmarea results in 'ERROR: Failed to build 
> new area'.
>
> That should not happen, it is an error in the method to remove small 
> areas. Can you provide the vector map for testing (offlist)?
>
> Markus M

Hi Markus, the tool works as advertised after the latest revision. So 
perhaps this problem was related the the issue reported in ticket #3266? 
Thanks in any case!

>
> > From the manual I understand that the threshold for rmarea must be 
> in square meters (also for latitude-longitude locations). With areas 
> of polygons at least being 50m2, and mostly well above 10000m2, I am 
> not sure what is happening, any idea?
> >
> > Rgds
> >
> > Paulo
> >
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>

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