peri: Periodogram

Description Usage Arguments Value Author(s) Examples

Description

Estimated periodogram using the fast Fourier transform (fft).

Usage

1
peri(data, adjmean=TRUE, plot=TRUE)

Arguments

data

a data frame.

adjmean

subtract the mean from the series before calculating the periodogram (default=TRUE).

plot

plot the estimated periodogram (default=TRUE).

Value

peri

periodogram, I(ω).

f

frequencies in radians, ω.

c

frequencies in cycles of time, 2π/ω.

amp

amplitude periodogram.

phase

phase periodogram.

Author(s)

Adrian Barnett a.barnett<at>qut.edu.au

Examples

1
2
data(CVD)
p = peri(CVD$cvd)

season documentation built on June 3, 2021, 5:06 p.m.