---
title: "Bradley-Terry preference model mathematical notation"
description: "Bradley-Terry preference model is a recurring research-paper notation family. Maps the difference between two scalar item scores to the modeled…"
canonical_url: "https://fanout.sh/labs/math-decoder/symbol/bradley-terry-model"
md_url: "https://fanout.sh/labs/math-decoder/symbol/bradley-terry-model.md"
last_updated: "2026-08-09"
access: "public"
---

# Bradley-Terry preference model mathematical notation

Bradley-Terry preference model is a recurring research-paper notation family. Maps the difference between two scalar item scores to the modeled…

## Public overview

Bradley-Terry preference model is a recurring research-paper notation family. Maps the difference between two scalar item scores to the modeled probability that the first item is preferred.

Bradley-Terry preference model: Maps the difference between two scalar item scores to the modeled probability that the first item is preferred. Example: A larger winner-minus-loser score makes the observed ranking more likely.

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