Posts Tagged ‘ Holt-Winters ’

Holt-Winters forecast using ggplot2

July 16, 2012
By
Holt-Winters forecast using ggplot2

R has great support for Holt-Winter filtering and forecasting. I sometimes use this functionality, HoltWinter & predict.HoltWinter, to forecast demand figures based on historical data. Using the HoltWinter functions in R is pretty straightforward. Let's say our dataset looks as follows; demand <- ts(BJsales, start = c(2000, 1), frequency =  Read more...

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