面向组网雷达的无人机协同欺骗干扰方法

    Drone-based Cooperative Deception Interference Method for Netted Radars

    • 摘要: 面向组网雷达对传统干扰性能的挑战,提出了一种基于强化学习的无人机协同欺骗干扰方法。首先,基于组网雷达的欺骗干扰原理,将无人机群协同控制策略优化问题建模为分布式马尔可夫决策过程;然后,设计了基于人工势场的奖励函数,提出了动态探索策略以提升算法效果,并结合多头注意力机制增强了群体合作能力,有效地解决了无人机协同欺骗干扰时单机精度差、算法收敛慢、多机合作难等问题;最后,仿真结果表明,相较于传统的多智能体双延迟深度确定性策略梯度算法,文中所提方法对组网雷达的干扰效果更好,显著地提升了对组网雷达的干扰性能。

       

      Abstract: In response to the challenges posed by netted radars to traditional interference performance, a drone-based cooperative deception interference method is presented based on the reinforcement learning principles. Initially, leveraging the deceptive interference principles of netted radars, the optimization problem of cooperative control strategy for drone swarm system is formulated as a distributed Markov decision process. Subsequently, a reward function based on artificial potential fields is devised, and a dynamic exploration strategy is introduced to enhance algorithmic efficacies. Furthermore, integrated with a multi-head attention mechanism, the group collaboration capabilities are bolstered, which effectively mitigates the problems such as diminished single-drone precision, sluggish algorithmic convergence, and challenges in multi-drone coordination in cooperative deception interference scenarios. Ultimately, simulation results substantiate that the proposed method outperforms the traditional multi-agent twin delayed deep deterministic policy gradient algorithm in disrupting netted radars, and notably enhances interference performance.

       

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