Researchers have developed a new trajectory-level adversarial attack method designed to target deep reinforcement learning (DRL) agents. This approach optimizes a sequence of perturbations over a receding horizon, utilizing a differentiable model of the environment and a temperature-smoothed surrogate policy. Experiments on the CartPole-v1 environment with various Deep Q-Network (DQN) and Double DQN (DDQN) agents demonstrated that this trajectory-level attack significantly outperforms standard per-step attacks and random noise in white-box, cross-model, and cross-algorithm scenarios. AI
IMPACT This research highlights potential vulnerabilities in deep reinforcement learning agents, suggesting a need for more robust security measures.
RANK_REASON The cluster is a research paper published on arXiv detailing a new attack method. [lever_c_demoted from research: ic=1 ai=1.0]
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