[GRASS-user] About r.neighbors weight usage

[m roy]

Thanks Glynn!

 with r.mfilter.fp i got the expected result,
anyway i find a bit strange it does not works
with r.neighborhood...

> From: glynn at gclements.plus.com
> Date: Tue, 3 Jun 2014 06:11:44 +0100
> To: royroge at outlook.com
> CC: grass-user at lists.osgeo.org
> Subject: Re: [GRASS-user] About r.neighbors weight usage
> You get a null result if the total number of values is zero. For a
> weighted sum, "the total number of values" is the sum of the weights,
> which in this case is zero.
> 
> I'd suggest that r.mfilter may be more appropriate for implementing
> discrete convolution (FIR) filters.
> 
> -- 
> Glynn Clements <glynn at gclements.plus.com>
 		 	   		  
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