AI RESEARCH
Universal Approximation with XL MIMO Systems: OTA Classification via Trainable Analog Combining
arXiv CS.LG
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ArXi:2504.12758v3 Announce Type: replace-cross In this paper, we show that an eXtremely Large (XL) Multiple-Input Multiple-Output (MIMO) wireless system with appropriate analog combining components exhibits the properties of a universal function approximator, similar to a feedforward neural network.