Hello, I can think of a couple of simple-minded approaches that would
take some time - either relying on direct string-matching for the unique
coordinates, or by some contrived overlay.
However, there's probably far better approaches - a couple of questions:
Can you predefine the set of all uni
I am trying to install the rgdal package on my Mac OS X 3.9. I have
installed the proj4 library and the GDAL library. I get the following
error: How do I know where the GDAL libraries are located? What is
their path? Thanks.
* Installing *source* package 'rgdal' ...
./configure: line 1: g
Hi,
I have a data set with exact locations (x,y) of West Nile Virus positive
birds and mosquitoes. From what I read and understood (hopefully) in the
Dcluster package, the clustering methods requires the study area to be
divided into small regions and use the centroids of those constructed
region
Hi everyone!
I have 100 tables of the form:
XCOORD,YCOORD,OBSERVATION
27.47500,42.52641,177
27.48788,42.52641,177
27.50075,42.52641,179
27.51362,42.52641,178
27.52650,42.52641,180
27.53937,42.52641,178
27.55225,42.52641,181
27.56512,42.52641,177
27.57800,42.52641,181
27.59087,42.52641,181
27.60375,
On Wed, 6 Sep 2006, Griffin, Terry W wrote:
> Greetings once again,
>
> I've been searching to explain some odd results that I'm having with
> general moments (GM) estimators with the spatial error model. The
> spatial autoregressive parameter lambda is outside the parameter space
> and is usua