Marketing Analytics, Customer Lifetime Value, K Means Clustering, Probabilistic Models, Data Science.
observation dataset. Model Evaluation: BG/NBD Model from sklearn.metrics import mean_squared_error # Fill NaN values with 0 df_ch["n_transactions_holdout_real"].fillna(0, inplace=True) df_ch["n_transactions_holdout_pred"].fillna(0, inplace=True) # Compute RMSE RMSE =