Adds a time index and scales y. Creates auxillary columns 't', 't_ix', 'y_scaled', and 'cap_scaled'. These columns are used during both fitting and predicting.
setup_dataframe(m, df, initialize_scales = FALSE)
Prophet object.
Data frame with columns ds, y, and cap if logistic growth. Any specified additional regressors must also be present.
Boolean set scaling factors in m from df.
list with items 'df' and 'm'.