[R-sig-Geo] Error in fit.variogram in gstatVariogram recalled from file

2008-10-29 Thread Cora Shea
Dear List, In the hopes that someone may know why, I will describe an error I get from fit.variogram when reading a variogram from a file. When I create a gstatVariogram object in a given R session, I can use fit.variogram upon it just fine via: > temp.vgm <- variogram(z~x.coord+y.coord, temp.fra

Re: [R-sig-Geo] Mapping sparse data evenly to a SpatialPixelsDataFrame

2008-10-29 Thread Cora Shea
) <- TRUE Then the spatial analysis works out quite fine. Thank you, Cora === Date: Thu, 23 Oct 2008 19:09:33 -0600 From: "Cora Shea" <[EMAIL PROTECTED]> Subject: [R-sig-Geo] Mapping sparse data evenly to a SpatialPixelsDataFrame To: r-sig-ge

[R-sig-Geo] Mapping sparse data evenly to a SpatialPixelsDataFrame

2008-10-23 Thread Cora Shea
Hello everyone, Thank you in advance for any help; my apologies for the basic nature of my question. Here goes...I have three vectors, one with my data, and the other two with the integer x coordinates and integer y coordinates of the data. Put together theoretically, they form a sparse sampling