A CSI-free hierarchical MARL framework for reconfigurable reflectors uses localization data and MAPPO to achieve up to 7.79 dB RSSI gains over centralized baselines in ray-tracing simulations.
Signal Whisperers: Enhancing Wireless Reception Using DRL-Guided Reflector Arrays,
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A MARL system with virtual focal point mapping enables CSI-free cooperative beam focusing for mechanical reflectors, achieving up to 26.86 dB gain in ray-tracing simulations.
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Learning to Focus: CSI-Free Hierarchical MARL for Reconfigurable Reflectors
A CSI-free hierarchical MARL framework for reconfigurable reflectors uses localization data and MAPPO to achieve up to 7.79 dB RSSI gains over centralized baselines in ray-tracing simulations.
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Bypassing the CSI Bottleneck: MARL-Driven Spatial Control for Reflector Arrays
A MARL system with virtual focal point mapping enables CSI-free cooperative beam focusing for mechanical reflectors, achieving up to 26.86 dB gain in ray-tracing simulations.