LPCM (version 0.43)

lpc.unscale: Unscaling LPC objects.

Description

lpc.unscale takes a fitted object of type lpc or lpc.spline, which had been fitted using option scaled=TRUE, and transforms the scaled components back to the original data scale.

Usage

lpc.unscale(object)

Arguments

object

Object of class lpc or lpc.spline.

Value

• A list with items LPC, data, starting.points, knots.coords, closest.coords, which gives the unscaled versions of these quantities (some of them may carry the value NULL, depending on which object was given as the function argument).

References

Einbeck, Tutz, and Evers (2005). Local principal curves. Statistics and Computing 15, 301-313.

See Also

lpc, lpc.spline

Examples

data(gvessel)
lpc.unscale(lpc(gvessel[,c(2,4,5)],  h=0.11,  x0=c(35, 1870, 6.3)) )