a
regular grid and you can attach the row and column
indices, that would be more robust.
Mikkel
--- Roger Bivand <[EMAIL PROTECTED]> wrote:
> On Fri, 8 Sep 2006, Mikkel Grum wrote:
>
> > merge(Table1, Table2,
> >by = intersect(c("XCOORD", "YCOORD")
merge(Table1, Table2,
by = intersect(c("XCOORD", "YCOORD"),
c("XCOORD", "YCOORD")), all = TRUE)
It might not handle the amount of data you have, but,
if your tables are normal dataframes, it would do the
job with a smaller dataset. It doesn't work with
Spatial*DataFrames (yet?).
Mikkel
-
e
> grid, but my skills are not sufficient for that.
> Another would
> be to consult Deepayan (through R-help).
> --
> Edzer
>
> Mikkel Grum wrote:
> > # Is there a way to plot contiguous spatial grids
> on
> > # the same plot, even when the grids have
unction(x, y, subscripts, . . .) {
panel.spplot(df1),
panel.spplot(df2),
panel.spplot(df3)
}
)
# which doesn't work either.
# Is there any way round this?
Regards,
Mikkel Grum
Genetic Diversity
International Plant Genetic Resources Institute
_
