| % File src/library/stats/man/cpgram.Rd |
| % Part of the R package, https://www.R-project.org |
| % Copyright 1995-2007 R Core Team |
| % Distributed under GPL 2 or later |
| |
| % file cpgram.Rd |
| % copyright (C) 1994-9 W. N. Venables and B. D. Ripley |
| % |
| \name{cpgram} |
| \alias{cpgram} |
| \title{ |
| Plot Cumulative Periodogram |
| } |
| \description{ |
| Plots a cumulative periodogram. |
| } |
| \usage{ |
| cpgram(ts, taper = 0.1, |
| main = paste("Series: ", deparse1(substitute(ts))), |
| ci.col = "blue") |
| } |
| \arguments{ |
| \item{ts}{a univariate time series} |
| \item{taper}{proportion tapered in forming the periodogram} |
| \item{main}{main title} |
| \item{ci.col}{colour for confidence band.} |
| } |
| \value{ |
| None. |
| } |
| \section{Side Effects}{ |
| Plots the cumulative periodogram in a square plot. |
| } |
| \author{B.D. Ripley} |
| \note{ |
| From package \CRANpkg{MASS}. |
| } |
| \examples{ |
| 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) |
| } |
| \keyword{ts} |
| \keyword{hplot} |