[GRASS-dev] [GRASS GIS] #1874: latitudinal bias in sample points created with r.random

Markus Metz markus.metz.giswork at gmail.com
Thu Feb 7 00:39:37 PST 2013


On Thu, Feb 7, 2013 at 8:34 AM, Paulo van Breugel
<p.vanbreugel at gmail.com> wrote:
> Thanks pointing it out. I have actually used the script some time ago. I
> think I found that it becomes a bit slow when working with large number of
> points, but I am going to try in grass 7, see if it is any faster due to
> faster vector handling.
>
In theory, r.random should work for irregular areas if you set a MASK.

Markus M

> Cheers,
>
> Paulo
>
>
> On Thu, Feb 7, 2013 at 2:44 AM, GRASS GIS <trac at osgeo.org> wrote:
>>
>> #1874: latitudinal bias in sample points created with r.random
>>
>> ------------------------+---------------------------------------------------
>>  Reporter:  pvanbosgeo  |       Owner:  grass-dev@…
>>      Type:  defect      |      Status:  new
>>  Priority:  major       |   Milestone:  7.0.0
>> Component:  Raster      |     Version:  svn-trunk
>>  Keywords:  r.random    |    Platform:  Linux
>>       Cpu:  x86-64      |
>>
>> ------------------------+---------------------------------------------------
>>
>> Comment(by hamish):
>>
>>  > It's internal
>>
>>  (a friend was terrible with apostrophes and to/too/two & after too many
>>  emails it begins to look natural and the bad habit has rubbed off on me!
>>  argh!)
>>
>> --
>> Ticket URL: <https://trac.osgeo.org/grass/ticket/1874#comment:6>
>> GRASS GIS <http://grass.osgeo.org>
>>
>
>
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