GNN-augmented AMP and expectation propagation detectors approach ML BER in simulated compressed-sensing space-frequency index modulated multi-user MIMO uplinks, while tolerating varying numbers of active users.
Space Modulation On Wireless Fading Chan- nels,
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Graph Neural Network Aided Detection for the Multi-User Multi-Dimensional Index Modulated Uplink
GNN-augmented AMP and expectation propagation detectors approach ML BER in simulated compressed-sensing space-frequency index modulated multi-user MIMO uplinks, while tolerating varying numbers of active users.