# Position: RL Researchers Need to Distinguish Between Solving Simulators and Using Simulators as a Proxy

Published: 2026-06-30 · Updated: 2026-06-30 · Category: Research

Source page: https://www.sipply.dev/story/position-rl-researchers-need-to-distinguish-between-solving-a5a67951 · 中文: https://www.sipply.dev/zh/story/position-rl-researchers-need-to-distinguish-between-solving-a5a67951

## Summary

A recent paper highlights a critical distinction that reinforcement learning (RL) researchers must make between solving simulators and using them as proxies for real-world applications. The authors argue that failing to recognize this difference can lead to inappropriate algorithm selection and misleading evaluation metrics, ultimately skewing research conclusions. This distinction is particularly important as RL continues to evolve and integrate into more complex real-world scenarios.

## Key takeaways

- Reinforcement learning researchers must clearly differentiate between solving simulators and using them as proxies.
- Misunderstanding this distinction can lead to poor algorithm choices and flawed evaluation metrics.
- The implications of this distinction are significant for the validity of research conclusions in RL.

## Why it matters

This distinction is crucial for advancing the field of reinforcement learning and ensuring that research findings are applicable to real-world scenarios.

- **Product managers:** Product managers should be aware of this distinction to better evaluate the applicability of RL solutions in their products and avoid potential pitfalls in algorithm selection.
- **Developers:** Developers and engineers need to understand the implications of using simulators correctly to ensure that their implementations are robust and reliable in real-world applications.
- **Students and job seekers:** For students and job-seekers, grasping this concept is essential for conducting relevant research and developing practical skills in reinforcement learning that align with industry needs.

## Sources

- [Position: RL Researchers Need to Distinguish Between Solving Simulators and Using Simulators as a Proxy](https://arxiv.org/abs/2606.28433) (arXiv cs.LG, 2026-06-30)

## 中文

### 职位：强化学习研究人员需要区分解决模拟器与将模拟器作为代理

一篇最近的论文强调了强化学习（RL）研究人员必须区分解决模拟器与将其作为现实世界应用的代理。作者认为，未能认识到这一差异可能导致不当的算法选择和误导性的评估指标，最终扭曲研究结论。随着RL的不断发展并融入更复杂的现实场景，这一区别尤为重要。

**要点：**

- 强化学习研究人员必须清楚区分解决模拟器与将其作为代理。
- 误解这一区别可能导致糟糕的算法选择和有缺陷的评估指标。
- 这一区别对RL研究结论的有效性具有重要影响。

**为什么重要：** 这一区别对推动强化学习领域的发展至关重要，并确保研究结果适用于现实世界场景。

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