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Corey, You might also look at Simon Wood's mgcv package. It is a general purpose Generalized Additive Model package. There is a way to specify a Conditional Autoregressive Model in space. And you can interact this with temporal autocorrelation...

Try this for starters: X1<-c(25, 50, 100, 200, 400) Y1<-c(77.7, 78, 64.3, 59.7, 51.2) X2<-c(25, 50, 100, 200) Y2<-c(77.7, 52.3, 23.7, 6) dat1 <- data.frame...

Hi Chris - I don't know how to do what you want with spplot, but I've done it with ggplot. Overlays and colors are more intuitive to me in ggplot. Maybe this will help? I recently had to plot...

For the first part of your question, interpolation: I've never used it, but the 'tripack' package seems to do most of what you want. There is a function tri.find() that returns the three points of the TIN. From...

Hi Trent - I've had some success doing raster-to-vector conversions with GRASS and the spgrass6 package. But without the fractional allocation of cells that you need here. Quick and dirty, you might increase the resolution of the raster...

Dear Francisco, I am working with the same time series of MOD09 data, but I leave it as a stack, rather than create the brick. Why do you need it as a brick? The problem with brick is that it...