The cumulative gains curve

Introduction to Predictive Analytics in Python

Nele Verbiest, Ph.D

Data Scientist @PythonPredictions

Evaluation curves

AUC:

  • Complex
  • Single number
Introduction to Predictive Analytics in Python

Cumulative gains construction

Introduction to Predictive Analytics in Python

Cumulative gains interpretation

Introduction to Predictive Analytics in Python

Cumulative gains in Python

import scikitplot as skplt
import matplotlib.pyplot as plt

skplt.metrics.plot_cumulative_gain(true_values, predictions)
plt.show()
Introduction to Predictive Analytics in Python

Cumulative gains in Python

Introduction to Predictive Analytics in Python

Let's practice!

Introduction to Predictive Analytics in Python

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