A two-stage diffusion framework decomposes MAP inference for MIMO-FAS into continuous-flow channel estimation and discrete diffusion port selection, claiming superior accuracy and rates via simulations.
Iterative sparse asymptotic minimum variance based channel estimation in fluid antenna system,
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A Unified Two-Stage Generative Diffusion Framework for Channel Estimation and Port Selection in Multiuser MIMO-FAS
A two-stage diffusion framework decomposes MAP inference for MIMO-FAS into continuous-flow channel estimation and discrete diffusion port selection, claiming superior accuracy and rates via simulations.