[R-sig-Geo] Large Lidar Data Set fill 1m gap

Andrew Finley finleya at msu.edu
Thu Jul 15 19:25:03 CEST 2010

Hi Shephen,
You might check out the MBA package. This resulting surface is
compatible with the sp package tools.
Kind regards-

On Thu, 2010-07-15 at 10:39 -0500, stephen sefick wrote:
> I used GRASS with the inverse distance weighted algorithm to make DEMs
> @ 1m resolution (I have a 5GB xyz text file also).  There ~40
> individual DEMs with a 1m gap in between them.  I would like to fill
> this 1m gap and then patch all of the DEMs together.  r.fill.nulls in
> GRASS will throws an error that I believe is due to memory limitation.
>  Any hints or leads would be greatly appreciated.
> System Inoformation:
> Linux Ubuntu 10.04
> R 2.11.1
> GRASS 6.4svn (a couple of days ago)
> kindest regards,

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