arXiv:2511.22847cs.RO2025-11被引 2

用深度相机实时预判人类投掷物轨迹并躲避,提升无人机安全性。

Threat-Aware UAV Dodging of Human-Thrown Projectiles with an RGB-D Camera

  • 结合人体姿态与深度信息预测投掷轨迹
  • 实测响应延迟低,有效躲避距离超基准方案
  • 适合需要抗突发攻击的无人机任务场景

无人飞行器在运输和航拍等任务中易遭人类故意投掷攻击。快速突发的投掷对无人机提出极高响应速度与敏捷机动要求。受棒球投手动作预测启发,本文提出一种基于RGB-D相机的实时躲避系统。通过融合人体姿态估计与深度信息,预测攻击者运动轨迹及投掷物路径。同时引入不确定性感知躲避策略,应对时间和空间上的不确定性,保障飞行安全。感知系统在真实世界测试中表现优异,预测准确率高,响应延迟低,有效躲避距离优于基线方法。实验验证了该框架在多种突发攻击场景下的可靠躲避能力与强鲁棒性。

原文摘要 · Abstract (English)

Uncrewed aerial vehicles (UAVs) performing tasks such as transportation and aerial photography are vulnerable to intentional projectile attacks from humans. Dodging such a sudden and fast projectile poses a significant challenge for UAVs, requiring ultra-low latency responses and agile maneuvers. Drawing inspiration from baseball, in which pitchers' body movements are analyzed to predict the ball's trajectory, we propose a novel real-time dodging system that leverages an RGB-D camera. Our approach integrates human pose estimation with depth information to predict the attacker's motion trajectory and the subsequent projectile trajectory. Additionally, we introduce an uncertainty-aware dodging strategy to enable the UAV to dodge incoming projectiles efficiently. Our perception system achieves high prediction accuracy and outperforms the baseline in effective distance and latency. The dodging strategy addresses temporal and spatial uncertainties to ensure UAV safety. Extensive real-world experiments demonstrate the framework's reliable dodging capabilities against sudden attacks and its outstanding robustness across diverse scenarios.

无人机避障实时系统视觉感知

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