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Multi-UAV Cooperative Path Planning Method Based on an Improved MADDPG Algorithm
DOI:10.3390/electronics15081632.png)
摘要
En 中文
为解决复杂环境下多无人机协同路径规划问题,本文提出了一种改进的多智能体深度确定性策略梯度算法,命名为优先经验多智能体深度确定性策略梯度(PE-MADDPG)。首先在强化学习框架内构建了城市低空巡检环境,将动态约束、安全间隔要求和编队协同目标纳入部分可观测马尔可夫决策过程。为提升训练效率,引入优先经验回放以增加信息样本利用率,设计了自适应探索噪声策略以调节探索强度,并在Critic网络中嵌入多头注意力机制以增强智能体间交互表征。三维城市巡检场景的仿真结果表明,PE-MADDPG在任务完成率、编队保持、飞行效率和能耗方面均优于所选基准方法。这些结果为城市低空巡检任务提供了有效解决方案。
Keyword:
multi-UAV
cooperative path planning
multi-agent reinforcement learning
prioritized experience replay
MADDPG
urban low-altitude inspection
期刊
IF:
2.6
论文数:
1.1W
被引数:
4.7W
机构
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