Initialize logistic growth.
Provides a strong initialization for logistic growth by calculating the growth and offset parameters that pass the function through the first and last points in the time series.
logistic_growth_init(df)
df |
Data frame with columns ds (date), cap_scaled (scaled capacity), y_scaled (scaled time series), and t (scaled time). |
A vector (k, m) with the rate (k) and offset (m) of the logistic growth function.
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