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...ist) object cannot be coerced to double A sample of my data looks like the following V[2]: gamma 1 0.040000 2 0.582500 3 1.574545 4 7.126500 ..... and V[3]: dist 1 470.0426 2 1045.6365 3 1607.1936 .... Does anyone have any idea how to fix this? Thanks very much, femke [[alternative HTML version deleted]]

Hello, Is there anyone who could give me an example of how to import an ascii grid (i.e. ArcGIS exported raster) into R. I want to use it with gstat but don't know the appropriate import routine. Thanks very much for your help. Regards, femke Femke Reitsma Graduate Student (ABD) Geography Department 2181 LeFrak Hall University of Maryland College Park, MD 20742 Phone: 301-405-4121 E-mail: femke@geog.umd.edu http://www.glue.umd.edu/~femke/ [[alternative HTML version deleted]]

...ppend header info to the top of an exported dataframe (exported with write.table). I want to append the following, which are the defininitions for an asciigrid: ncols 532 nrows 999 xllcorner 510465 yllcorner 4766375 cellsize 30 NODATA_value -9999 Thanks very much, femke [[alternative HTML version deleted]]

...n that file } Could someone please give me a pointer to how (or if) this might be done with R - I haven't yet been able to find anything relevant in the manuals. Or would I need to call each file with some language such as Java and then use R once I have the file name? Thanks for your help, femke [[alternative HTML version deleted]]

...es, : invalid variable type > v<-variogram(as.formula((names(dataC[3]))~1),loc=~x+y, dataC) Error in model.frame(formula, rownames, variables, varnames, extras, extranames, : invalid variable type I'd greatly appreciate any suggestions for fixing this. Thanks again, femke [[alternative HTML version deleted]]

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