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 \href{https://CRAN.R-project.org/package=#1}{\pkg{#1}}MASSMASS.
Side Effects
Plots the cumulative periodogram in a square plot.
Examples
library(stats)
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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