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Holt’s Linear Trend Forecasting method – indicator
Haasscript recreation by bunka
Optimization and timeframe-check by pshaiorig TV author: capissimo
Holt (1957) extended simple exponential smoothing to allow the forecasting of data with a trend.
This method involves a forecast equation and two smoothing equations (one for the level and one for the trend):
For details pls refer to the book – https://otexts.com/fpp2/holt.html