predict.princomp
Principal Component Scores

Description

Returns a matrix of the scores for the principal components.

Usage

predict.princomp(object, newdata, ... )

Arguments

object object of class "princomp".
newdata matrix or data frame of numeric data. The column names must include the variables used to compute object.

Details

This is the "princomp" method for the generic function predict.
Value
matrix of principal component scores.
See Also
princomp, predict.
Examples
wafer.pc <- princomp(~ pre.mean + post.mean + pre.dev + post.dev,
    data=Sdatasets::wafer)
hyp.data <- data.frame(pre.mean=c(2,3), post.mean=c(2,3),
    post.dev=c(.2,.3), pre.dev=c(.1,.2))
predict(wafer.pc, hyp.data)
Package stats version 6.1.4-13
Package Index