DRG-MAPPO: Hierarchical Dynamic Role-Graph Multi-Agent Reinforcement Learning for Cooperative Air Combat
DRG-MAPPO combines graph-based relational modeling with dynamic role assignment in multi-agent RL, reaching an 87% win rate in cooperative air combat.
The hierarchical framework uses graph attention to extract relational features among allies, enemies, and threats, with a high-level policy assigning tactical roles like leader and supporter. A low-level policy executes discrete maneuver actions conditioned on roles and graph features, plus a target-priority auxiliary task encouraging focus-fire behavior. Experiments report a state-of-the-art 87% win rate, balancing relational modeling, interpretability, and optimization stability.