periodicdummies {gets} | R Documentation |
Make matrix of periodicity (e.g. seasonal) dummies
Description
Auxiliary function that generates periodicity dummies (e.g. seasonal dummies) for regular time series. The function is similar to, but more general than, the seasonaldummy
function in the forecast package.
Usage
periodicdummies(x, values=1)
Arguments
x |
a regular time series (vector or matrix) |
values |
numeric of length 1 (default) or numeric vector of length equal to frequency(x) |
Value
A matrix of class zoo with the periodicity dummies
Author(s)
Genaro Sucarrat, http://www.sucarrat.net/
See Also
is.regular
, zooreg
, zoo
, ts
Examples
##quarterly dummies:
x <- zooreg(rnorm(30), start=2000, frequency=4)
periodicdummies(x)
##monthly dummies:
y <- zooreg(rnorm(30), start=c(2000,1), frequency=12)
periodicdummies(y)
[Package gets version 0.37 Index]