[R-sig-eco] Anyone using GME that is linked to R?

Lars Westerberg lawes at ifm.liu.se
Tue Jun 14 01:15:07 CEST 2016


Hi Bruce,
GME is neat but difficult to troubleshoot. Have you tried removing the 
space before Z:\_MCP\... in
inpath <-" Z:\_MCP\Feb_bats\Stonehouse\"
outpath <-" Z:\_MCP\Feb_MCP_by_bat\Stonehouse\"
and before Stonehouse_... in
genmcp(in=paste(inpath," Stonehouse_nights.shp",... ?

BR
/Lars

On 2016-06-13 20:43, Bruce Miller wrote:
> Hi all,
>
> Anyone out there using Hawthorne's
> Geospatial Modelling Environment (Version 0.7.2.1). (software). URL:
> http://www.spatialecology.com/gme?
>
> He has a set of examples for running iterations for running the same GIS
> data extractions using a loop.
>
> The example given is for kernel density estimates based on a set of
> input points.  This uses R paste commands for inpath and outpath and
> defines the variable for the iterations
> Where the i = animal IDs and the j = months
>
> inpath <- "C:\data\"
>
> outpath <- "C:\output\"
>
> for (i in 1001:1010) {
>
> for (j in 1:12) {
>
> kde(in=paste(inpath, "telemetry.shp"), out=paste(outpath, "kde_an", i,
> "_m", j, ".img"), bandwidth=1000, cellsize=r.eval((250000-120000)/2000),
> where=paste("ANIMALID=", i, " AND MONTH=", j));
>
> };
>
> };
>
>
>
> What I am trying is to generate Minimum Convex polygons using this code
> below.  i= bat ID and j= survey night for radio tracking.
> inpath <-" Z:\_MCP\Feb_bats\Stonehouse\"
> outpath <-" Z:\_MCP\Feb_MCP_by_bat\Stonehouse\"
> for (i in 1:19) {
> for (j in 1:22) {
> genmcp(in=paste(inpath," Stonehouse_nights.shp"),
> out=paste(outpath,"MCP_Bat", i, "_night", j, ), where=paste("Bat=", i, "
> AND Night=", j));};};
>
> I continue to get the following error message:
> +++++++++++++
> Error: The default input/output working folders have not been specified,
> therefore not enough information has been supplied to open the specified
> data source
>
> Error: Could not open input point data source.
> +++++++++++++++++
>
> Apparently I am blind, senile or both as it appears the in and out paths
> are defined.
>
> Hopefully a fresh set of eyes will spot the issue.
>
> Tnx,
>
> Bruce
>
>
> GME Log File
>
> 	[[alternative HTML version deleted]]
>
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-- 
Lars Westerberg, PhD
IFM Biology, Conservation Ecology Group
Linköping University
+46 (0) 13 28 12 61
+46 (0) 70 716 86 85



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