GetUnitText {pastecs} | R Documentation |
Format a nice time units for labels in graphs
Description
This is an internal function called by some plot()
methods. Considering the time series 'units' attribute and the frequency of the observations in the series, the function returns a string with a pertinent time unit. For instance, if the unit is 'years' and the frequency is 12, then data are monthly sampled and GetUnitText()
returns the string "months"
Usage
GetUnitText(series)
Arguments
series |
a regular time series (a 'rts' object in Splus, or a 'ts' object in R) |
Value
a string with the best time unit for graphs
Author(s)
Philippe Grosjean (phgrosjean@sciviews.org), Fr?d?ric Ibanez (ibanez@obs-vlfr.fr)
See Also
Examples
timeser <- ts(1:24, frequency=12) # 12 observations per year
attr(timeser, "units") <- "years" # time in years for 'ts' object
GetUnitText(timeser) # formats unit (1/12 year=months)
[Package pastecs version 1.4.2 Index]