Marketing Analytics, Customer Lifetime Value, K Means Clustering, Probabilistic Models, Data Science.
observation_period_end = max_date, freq = "D") print("Customer behavior in calibration and holdout periods") pd.options.display.float_format = '{:,.0f}'.format df_ch Training: BG/NBD Model from lifetimes import BetaGeoFitter #training: BG/NBD Model bgf =