Pythonで学ぶマーケティングのための機械学習
Karolis Urbonas
Head of Analytics & Science, Amazon
# Calculate monthly spend per customer monthly_revenue = online.groupby(['CustomerID','InvoiceMonth'])['TotalSum'].sum().mean()# Calculate average monthly spend monthly_revenue = np.mean(monthly_revenue)# Define lifespan to 36 months lifespan_months = 36# Calculate basic CLV clv_basic = monthly_revenue * lifespan_months# Print basic CLV value print('Average basic CLV is {:.1f} USD'.format(clv_basic))
平均的な基本 CLV は 4774.6 USD です
# Calculate average revenue per invoice revenue_per_purchase = online.groupby(['InvoiceNo'])['TotalSum'].mean().mean()# Calculate average number of unique invoices per customer per month freq = online.groupby(['CustomerID','InvoiceMonth'])['InvoiceNo'].nunique().mean()# Define lifespan to 36 months lifespan_months = 36# Calculate granular CLV clv_granular = revenue_per_purchase * freq * lifespan_months# Print granular CLV value print('Average granular CLV is {:.1f} USD'.format(clv_granular))
平均的な粒度の高い CLV は 1635.2 USD です
購入当たり収益: 34.8 USD
月次頻度: 1.3
# Calculate monthly spend per customer monthly_revenue = online.groupby(['CustomerID','InvoiceMonth'])['TotalSum'].sum().mean()# Calculate average monthly retention rate retention_rate = retention_rate = retention.iloc[:,1:].mean().mean()# Calculate average monthly churn rate churn_rate = 1 - retention_rate# Calculate traditional CLV clv_traditional = monthly_revenue * (retention_rate / churn_rate)# Print traditional CLV and the retention rate values print('Average traditional CLV is {:.1f} USD at {:.1f} % retention_rate'.format( clv_traditional, retention_rate*100))
平均的な従来型 CLV は 49.9 USD、維持率は 27.3 %
月次平均収益: 132.6 USD
Pythonで学ぶマーケティングのための機械学習