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gini index

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Model Perspective
Model Perspective
Jul 21, 2024 · Fundamentals

Measuring Income Inequality: Gini, Theil, Hoover & Atkinson Indices

This article introduces four common inequality measurement indices—Gini, Theil, Hoover, and Atkinson—explains their formulas and interpretation, demonstrates calculations using a hypothetical village’s income distribution, and presents comparative data from G20 countries to illustrate how these metrics assess income fairness.

Atkinson indexHoover indexTheil index
0 likes · 4 min read
Measuring Income Inequality: Gini, Theil, Hoover & Atkinson Indices
Model Perspective
Model Perspective
Jun 19, 2022 · Artificial Intelligence

How Decision Trees Work: From Entropy to Gini Index Explained

This article introduces decision tree algorithms, explains their role in supervised learning for classification and regression, details the construction process, compares information gain and Gini index for attribute selection, and reviews popular tree methods such as ID3, C4.5, and CART with illustrative examples.

C4.5CARTEntropy
0 likes · 7 min read
How Decision Trees Work: From Entropy to Gini Index Explained