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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

168,982 papers · 148 categories

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0111 · Nov 201119922001200920172026
4 results for MIMO-OFDM

Develops a neural network for MIMO-OFDM systems with low-resolution ADCs.

problem Low-resolution ADCs make channel information blind to the BS, complicating equalization.
method Supervised learning framework with a new activation function and unsupervised loss.
result Proposed equalizer outperforms existing ones, especially in unclear channel conditions.

Paper proposes neural network for efficient MIMO channel estimation and pilot reduction.

problem High overhead from pilot transmission in wideband MIMO systems.
method Neural network architecture for frequency-aware pilot design and channel estimation, with pruning technique.
result Neural network outperforms linear minimum mean square error (LMMSE) estimation.