tsclean {forecast}R Documentation

Identify and replace outliers and missing values in a time series

Description

Uses supsmu for non-seasonal series and a periodic stl decompostion with seasonal series to identify outliers. To estimate missing values and outlier replacements, linear interpolation is used on the (possibly seasonally adjusted) series

Usage

tsclean(x, replace.missing = TRUE, lambda = NULL)

Arguments

x

time series

replace.missing

If TRUE, it not only replaces outliers, but also interpolates missing values

lambda

a numeric value giving the Box-Cox transformation parameter

Value

Time series

Author(s)

Rob J Hyndman

See Also

na.interp, tsoutliers, supsmu

Examples

cleangold <- tsclean(gold)

[Package forecast version 8.0 Index]