25 lines
567 B
Markdown
25 lines
567 B
Markdown
---
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title: "Discrimination Metrics"
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type: concept
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tags: [ml-ops, evaluation, classification]
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sources: [specialized-model-qa]
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last_updated: 2026-04-20
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---
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## Definition
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歧视度量指标用于衡量模型区分正负样本的能力。
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## Common Metrics
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- AUC
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- Gini coefficient
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- KS statistic
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- F1 / precision / recall（按任务需要）
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## Use in Model QA
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- 判断模型是否具备可接受的区分能力
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- 监控不同数据切分上的性能一致性
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- 与校准测试一起评估整体质量
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## Related Concepts
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- [[Calibration Testing]]
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- [[Model Audit]] |