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---
title: "人类隐式奖励信号Human Implicit Reward Signals"
created: 2026-07-02
updated: 2026-07-02
type: concept
tags: [user-feedback, reward-signal, annotation, coding-agent]
sources:
- "[[verification-horizon-no-silver-bullet]]"
---
# 人类隐式奖励信号HIRS
从用户-Agent 交互轨迹中提取的隐式评估信号——用户通常不提供显式数值奖励,而是通过自然语言和行为模式间接表达验证判断。
## 信号特征
基于 Qwen Team 标注的 125,528 条轨迹、535,737 轮级别标注:
| 特征 | 数据 |
|------|------|
| Polarity 分布 | Neutral 76.6% / Negative 20.0% / Positive 3.5% |
| 负信号置信度 | 81.8% high-confidencevs neutral 仅 18.7% |
| 主要错误类型 | Execution Error 56.6% + Misunderstand 21.1% = 77.7% |
## 标注 Pipeline
LLM-as-JudgeQwen-Plus三个原则
1. **双视角评估**:同时记录 polarity + user_fairness两者允许不一致
2. **证据驱动**:每个标注必须引用用户原文作为证据
3. **保守标注**:模糊信号倾向 neutral
## 与验证器的关系
用户是最忠实的验证器:信号直接来自意图持有者,天然 faithful + 相对 robust。挑战在于 scalability——需大规模用户基数才能产生足够训练数据。
## 参考
- [[verification-horizon-no-silver-bullet|论文原文]]
- [[span-kto|Span-KTO]]
- [[verification-trilemma|验证三难]]