---
title: "Calibration Testing"
type: concept
tags: [ml-ops, evaluation, calibration]
sources: [specialized-model-qa]
last_updated: 2026-04-20
---

## Definition
校准测试用于评估模型预测概率是否与真实发生率一致。

## Common Methods
- Hosmer-Lemeshow test
- Brier score
- Reliability diagrams

## Use in Model QA
- 检查概率输出是否可信
- 比较不同子群体的校准差异
- 评估分布漂移下的概率稳定性

## Related Concepts
- [[Model Audit]]
- [[Discrimination Metrics]]