81 lines
3.5 KiB
Markdown
81 lines
3.5 KiB
Markdown
---
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title: "The Rules of the Game: A Survey of Rubrics for Large Language Models"
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created: 2026-06-27
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updated: 2026-06-27
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type: paper
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source_url: "https://8421bcd.github.io/_pages/Rubrics_Survey.pdf"
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github: "https://github.com/8421BCD/Rubrics_Survey"
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authors:
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- "Wenhan Liu"
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- "Jiajie Jin"
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- "Zhaoheng Huang"
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- "Tongyu Wen"
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- "Guanting Dong"
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- "Ziliang Zhao"
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- "Yutao Zhu"
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- "Zhicheng Dou"
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- "Ji-Rong Wen"
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affiliation: "Renmin University of China"
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date: "2026-05-22"
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tags:
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- rubric
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- evaluation
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- reward-modeling
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- survey
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- llm
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---
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# The Rules of the Game: A Survey of Rubrics for LLMs
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## 核心问题
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LLM 正从简单文本生成器进化为推理、决策、工具使用和长周期求解系统。当任务变得开放、高风险(深度研究、医疗诊断、agentic tool use),单一的 correctness 信号和 LLM judge 的偏好分已不足以评估——需要多维度标准。
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**Rubrics 填补这个空缺**:将质量评估分解为显式的 [[rubrics-for-llms|结构化评分项目]],逐项打分后聚合,同时提供透明、可控、可诊断的评估,并可转化为训练监督信号。
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## 论文贡献
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1. **首次全面综述** LLM 的 rubric-based 研究
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2. **系统分类** rubric 构建方法为四大范式:[[rubric-construction|直接生成、对比生成、迭代精炼、在线协同演化]]
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3. **全面回顾** rubric 在模型训练中的应用:[[rubric-based-reward-modeling|Policy model RL + Reward model training]]
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4. **深度讨论** 开放挑战:[[reward-hacking|rubric reward hacking]]、泛化性、[[rubric-safety|rubric 安全]]、[[rubric-personalization|个性化 rubric]]、评估偏置
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## 关键框架
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### Rubric 形式化定义
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R = {(dⱼ, wⱼ)}ᵏⱼ₌₁,逐项打分 cⱼ(x,y) ∈ [0,1],[[rubric-aggregation|加权聚合]]为 S_R。
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### 概念区分
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Rubrics = **评估标准**(what) vs [[llm-as-a-judge|LLM-as-a-Judge]] = **评估者**(who) vs Reward Model = **输出分数方式**(how) vs [[rlvr-unified-framework|RLVR]] = **自动验证方式**。
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### Rubric 构建四范式
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| 范式 | 机制 | 代表作 |
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|------|------|--------|
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| Direct Generation | 从 query/answer 直接生成 | RaR, RLCF, CARMO |
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| Contrastive Generation | 从偏好对提取区分标准 | OpenRubrics, CDRRM, MaMs |
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| Iterative Refinement | 验证→分解→压缩循环 | RRD, RubricHub, CARO, OptimSyn |
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| Online/Co-evolving | 训练中动态调整 | DR-Tulu, Rubric-ARM, OpenRS, SibylSense |
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### Rubric 用于训练
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- **Policy Model**: Standard RL / Advanced Reward Design / Rubrics as Policy Guidance
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- **Reward Model**: Interpretability (R3, ArmoRM) / Reward Signals (METAJUDGE) / Data Construction (CROME)
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### Rubric 用于评估
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- **通用任务**: Reasoning, Deep Research, Agent, Alignment — [[rubric-driven-evaluation|多维度 benchmark]]
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- **领域特定**: 医疗 QA, 多模态生成, 代码生成, 视频理解
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## 开放问题
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1. **Rubric Reward Hacking**: policy 学会利用 rubric 的盲点而非真正提升能力(参见 [[reward-hacking]])
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2. **泛化性**: rubric-based RM 跨任务/跨领域泛化弱
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3. **评估偏置**: 措辞偏置、judge model 偏置、人类专家分歧
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4. **个性化 Rubric**: 用户专属 vs 通用标准的张力(参见 [[rubric-personalization]])
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5. **Rubric 安全**: RIPD 攻击——rubric 可被操纵为攻击面(参见 [[rubric-safety]])
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## 来源
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[原始存档](raw/papers/rubrics-survey-2026.md) | [GitHub 仓库](https://github.com/8421BCD/Rubrics_Survey) | [PDF](https://8421bcd.github.io/_pages/Rubrics_Survey.pdf)
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