提出可实时、可扩展的端到端机器人路径规划框架,应对复杂动态环境挑战。
ColorDynamic: Generalizable, Scalable, Real-time, End-to-end Local Planner for Unstructured and Dynamic Environments
- 直接从原始传感器数据映射控制指令,实现端到端决策
- 在动态环境中达成90%以上成功率,单次规划仅需1.2-1.3毫秒
- 适用于复杂真实场景,适合工业级机器人导航系统研发者
深度强化学习(DRL)在机器人局部规划中展现出潜力,但在高度非结构化和动态环境中仍受限。本文提出ColorDynamic框架:首先建立端到端DRL范式,将原始传感器数据直接映射为控制命令,确保对非结构化环境的兼容性;在此基础上引入新型网络Transqer,支持从时序转换中在线学习,显著提升动态场景下的决策能力;为实现大规模训练,开发高效仿真平台E-Sparrow及基于对称不变性的数据增强方法。对比实验验证了ColorDynamic在成功率、泛化性、可扩展性和实时性方面的优势:成功率达90%以上,单次规划耗时1.2–1.3毫秒。通过消融实验确认各组件贡献。进一步构建了OkayPlan-ColorDynamic(OPCD)导航系统,模拟与实测均证明其在复杂场景中的优越性与实用性。代码与演示已开源,支持复现与后续研究。
原文摘要 · Abstract (English)
Deep Reinforcement Learning (DRL) has demonstrated potential in addressing robotic local planning problems, yet its efficacy remains constrained in highly unstructured and dynamic environments. To address these challenges, this study proposes the ColorDynamic framework. First, an end-to-end DRL formulation is established, which maps raw sensor data directly to control commands, thereby ensuring compatibility with unstructured environments. Under this formulation, a novel network, Transqer, is introduced. The Transqer enables online DRL learning from temporal transitions, substantially enhancing decision-making in dynamic scenarios. To facilitate scalable training of Transqer with diverse data, an efficient simulation platform E-Sparrow, along with a data augmentation technique leveraging symmetric invariance, are developed. Comparative evaluations against state-of-the-art methods, alongside assessments of generalizability, scalability, and real-time performance, were conducted to validate the effectiveness of ColorDynamic. Results indicate that our approach achieves a success rate exceeding 90% while exhibiting real-time capacity (1.2-1.3 ms per planning). Additionally, ablation studies were performed to corroborate the contributions of individual components. Building on this, the OkayPlan-ColorDynamic (OPCD) navigation system is presented, with simulated and real-world experiments demonstrating its superiority and applicability in complex scenarios. The codebase and experimental demonstrations have been open-sourced on our website to facilitate reproducibility and further research.
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