na.interp {forecast} | R Documentation |
Uses linear interpolation for non-seasonal series. For seasonal series, a robust STL decomposition is used. A linear interpolation is applied to the seasonally adjusted data, and then the seasonal component is added back.
na.interp(x, lambda = NULL)
x |
time series |
lambda |
Box-Cox transformation parameter. If |
A more general and flexible approach is available using na.approx
in
the zoo
package.
Time series
Rob J Hyndman
data(gold) plot(na.interp(gold))