peri: Periodogram

periR Documentation

Periodogram

Description

Estimated periodogram using the fast Fourier transform (fft).

Usage

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@qut.edu.au

Examples


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



season documentation built on March 21, 2022, 9:10 a.m.