[GRASS-user] Does v.kernel have to take 16+ hours?
michael.barton at asu.edu
Mon Dec 10 09:00:28 PST 2012
+1 for me too. Otherwise very confusing.
C. Michael Barton
Director, Center for Social Dynamics & Complexity
Professor of Anthropology, School of Human Evolution & Social Change
Arizona State University
voice: 480-965-6262 (SHESC), 480-727-9746 (CSDC)
fax: 480-965-7671 (SHESC), 480-727-0709 (CSDC)
www: http://www.public.asu.edu/~cmbarton, http://csdc.asu.edu
On Dec 10, 2012, at 1:19 AM, <grass-user-request at lists.osgeo.org>
> From: Moritz Lennert <mlennert at club.worldonline.be>
> Subject: Re: [GRASS-user] Does v.kernel have to take 16+ hours?
> Date: December 10, 2012 1:03:46 AM MST
> To: Markus Metz <markus.metz.giswork at gmail.com>
> Cc: <grass-user at lists.osgeo.org>
> On 07/12/12 17:16, Markus Metz wrote:
>> On Thu, Dec 6, 2012 at 10:19 PM, Aren Cambre<aren at arencambre.com> wrote:
>>> OK, I think I get it now. After you've hit 4 SDs (or even arguably 3 SDs!)
>>> the contribution of more points to that square fades to almost nothing
>>> without extreme clusters of points.
>>> Seems like this ought to be clarified in the UI and documentation? Should I
>>> file an enhancement request?
>> I would rather have the option 'stddeviation' renamed to 'radius',
>> kernel radius in map units, which it actually is currently for all
>> kernels but gaussian, and internally adjust standard deviation instead
>> of radius for the gaussian kernel. I guess that the kernel radius is
>> of more importance to users than the standard deviation. Makes sense?
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