plot.ptw {ptw}R Documentation

Plot a ptw object

Description

The function plots a ptw object. It shows either the original and warped signals, or the warping function.

Usage

## S3 method for class 'ptw':
plot(x, what = c("signal", "function"),
         type = c("simultaneous", "individual"), ask = TRUE, ...)

Arguments

x object of class 'ptw'
what "signal" plots the reference, sample and warped sample signal(s); "function" plots the warping function
type "simultaneous" plots all signals or warping functions in one plot; "individual" generates multiple plots
ask logical, whether to ask before showing a new plot
... further arguments to the plotting functions

Author(s)

Jan Gerretzen, Ron Wehrens

Examples

data(gaschrom)
ref <- gaschrom[1:8,]
samp <- gaschrom[9:16,]
gaschrom.ptw <- ptw(ref, samp, warp.type = "individual",
              optim.crit = "RMS", init.coef = c(0, 1, 0, 0))
plot(gaschrom.ptw)
plot(gaschrom.ptw, what = "function")

[Package ptw version 1.0-0 Index]