---
title: "Equalised odds"
description: "A group fairness criterion that holds when true-positive and false-positive rates are both equal across groups; equal opportunity is the weaker version that equalises only true-positive rates."
canonical: https://aigovernanceengineer.com/glossary/equalised-odds
author: "Jorge García Aibar"
license: "CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/)"
doi: https://doi.org/10.5281/zenodo.22956197
version: "0.5.0"
updated: 2026-09-24
---

# Equalised odds

A group fairness criterion that holds when true-positive and false-positive rates are both equal across groups; equal opportunity is the weaker version that equalises only true-positive rates [1].

- Developed in: [ch. 16, Group fairness metrics](https://aigovernanceengineer.com/bok/fairness-and-explainability#group-fairness-metrics)
- Chapters: [ch. 16, Fairness & XAI](https://aigovernanceengineer.com/bok/fairness-and-explainability)
- Contrast with: [Demographic parity](https://aigovernanceengineer.com/glossary/demographic-parity)
- In the glossary chapter: https://aigovernanceengineer.com/bok/glossary#t-equalised-odds

## Sources

[1] "Equality of Opportunity in Supervised Learning" (Hardt, Price and Srebro; equalised odds and equal opportunity; arXiv 1610.02413). arXiv. 2016-10-07. https://arxiv.org/abs/1610.02413 (verified: primary)