Plots a surface
Usage
surface(x, gridlist=NA, extrap=F, ...)
Arguments
x
|
An Splus object
|
gridlist
|
A list with as many components as variables describing the surface.
All components should have a single value except the two that give the
grid points for evaluation. If the matrix or data frame has column names,
these must appear in the grid list.
|
extrap
|
Extraplolation beyond the range of the data.
|
...
|
Method for specific class of data may have additional arguments.
|
Value
See Also
surface.tps, surface.krig, surface.nnreg, plot.surface, grid.listExamples
tps(ozone$x,ozone$y) -> fit #tps fit to ozone data
surface(fit) #plots the surface fit to the ozone data