plot.locfit.The R libraries lattice and grid provide a partial
(at time of writing) implementation of trellis. Currently, this works
with one panel variable.
plot.locfit.3d(x, main="", pv, tv, type = "level", pred.lab = x$vnames,
resp.lab = x$yname, crit = 1.96, ...)"preplot.locfit" object."contour", "level" and "persp".plot.locfit,
preplot.locfit