plot.ppr
Plot Ridge Functions for Projection Pursuit Regression Fit
Plot ridge functions for projection pursuit regression fit.
 Keywords
 hplot
Usage
"plot"(x, ask, type = "o", ...)
Arguments
 x

A fit of class
"ppr"
as produced by a call toppr
.  ask

the graphics parameter
ask
: seepar
for details. If set toTRUE
will ask between the plot of each crosssection.  type
 the type of line to draw
 ...
 further graphical parameters
Value

None
Side Effects
A series of plots are drawn on the current graphical device, one for each term in the fit.
See Also
Examples
library(stats)
require(graphics)
with(rock, {
area1 < area/10000; peri1 < peri/10000
par(mfrow = c(3,2)) # maybe: , pty = "s")
rock.ppr < ppr(log(perm) ~ area1 + peri1 + shape,
data = rock, nterms = 2, max.terms = 5)
plot(rock.ppr, main = "ppr(log(perm)~ ., nterms=2, max.terms=5)")
plot(update(rock.ppr, bass = 5), main = "update(..., bass = 5)")
plot(update(rock.ppr, sm.method = "gcv", gcvpen = 2),
main = "update(..., sm.method=\"gcv\", gcvpen=2)")
})
Community examples
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