arXiv:2507.06750cs.ROcs.MA2025-07中稿 · IROS 2025 Conferen…被引 1

提出抗干扰的分布式多机器人定位框架,提升复杂环境下的可靠性。

Distributed Fault-Tolerant Multi-Robot Cooperative Localization in Adversarial Environments

  • 基于实时感知与通信质量动态调整通信阈值
  • 在传感器失效或通信中断下仍保持定位精度
  • 适合大规模、高对抗性场景的多机器人系统

在多机器人系统中,协作定位对提升系统鲁棒性和可扩展性至关重要,尤其在无GPS或通信受限环境下。然而,传感器篡改和通信干扰等恶意攻击严重威胁传统定位方法性能。本文提出一种新型分布式容错协作定位框架,以增强对抗环境中对传感器与通信故障的抵御能力。引入自适应事件触发通信策略,根据实时感知与通信质量动态调整通信阈值,确保在传感器退化或通信失败时仍保持最优性能。同时,对算法收敛性与稳定性进行严格分析,证明其在有界对抗区域下仍能实现精确状态估计。基于Robotarium的实验表明,该算法在定位精度与通信效率方面显著优于传统方法,尤其在对抗性环境下表现突出。所提方案提升了多机器人系统的可扩展性、可靠性和容错能力,适用于真实世界复杂场景的大规模部署。

原文摘要 · Abstract (English)

In multi-robot systems (MRS), cooperative localization is a crucial task for enhancing system robustness and scalability, especially in GPS-denied or communication-limited environments. However, adversarial attacks, such as sensor manipulation, and communication jamming, pose significant challenges to the performance of traditional localization methods. In this paper, we propose a novel distributed fault-tolerant cooperative localization framework to enhance resilience against sensor and communication disruptions in adversarial environments. We introduce an adaptive event-triggered communication strategy that dynamically adjusts communication thresholds based on real-time sensing and communication quality. This strategy ensures optimal performance even in the presence of sensor degradation or communication failure. Furthermore, we conduct a rigorous analysis of the convergence and stability properties of the proposed algorithm, demonstrating its resilience against bounded adversarial zones and maintaining accurate state estimation. Robotarium-based experiment results show that our proposed algorithm significantly outperforms traditional methods in terms of localization accuracy and communication efficiency, particularly in adversarial settings. Our approach offers improved scalability, reliability, and fault tolerance for MRS, making it suitable for large-scale deployments in real-world, challenging environments.

多机器人定位容错对抗环境

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