cpgram
Plot Cumulative Periodogram
Plots a cumulative periodogram.
Usage
cpgram(ts, taper = 0.1,
main = paste("Series: ", deparse(substitute(ts))),
ci.col = "blue")
Arguments
- ts
a univariate time series
- taper
proportion tapered in forming the periodogram
- main
main title
- ci.col
colour for confidence band.
Value
None.
Note
From package MASS.
Side Effects
Plots the cumulative periodogram in a square plot.
Examples
library(stats)
# NOT RUN {
require(graphics)
par(pty = "s", mfrow = c(1,2))
cpgram(lh)
lh.ar <- ar(lh, order.max = 9)
cpgram(lh.ar$resid, main = "AR(3) fit to lh")
cpgram(ldeaths)
# }
Community examples
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