fitted.spm {SemiPar}

Fitted values for semiparametric regression.

Description

Extracts fitted values from a semiparametric regression fit object.

Usage

## S3 method for class 'spm'
fitted(object,...)

Arguments

object

a fitted spm object as produced by spm().

...

other possible arguments.

Details

Extracts fitted from a semiparametric regression fit object. The fitted are defined to be the set of values obtained when the predictor variable data are substituted into the fitted regression model.

Value

The vector of fitted.

Author(s)

M.P. Wand [e-mail] (other contributors listed in SemiPar Users' Manual).

References

Ruppert, D., Wand, M.P. and Carroll, R.J. (2003)
Semiparametric Regression Cambridge University Press.
http://stat.tamu.edu/~carroll/semiregbook/

Ganguli, B. and Wand, M.P. (2005)
SemiPar 1.0 Users' Manual.
http://matt-wand.utsacademics.info/SPmanu.pdf

See Also

spm plot.spm lines.spm predict.spm summary.spm residuals.spm

Examples

library(SemiPar)
data(fossil)
attach(fossil)
fit <- spm(strontium.ratio~f(age))
plot(fit)
points(age,fitted(fit),col="red")