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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.

169,181 papers · 148 categories

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5 results for “ACK/NACK”

Reinforcement learning techniques for Outer Loop Link Adaptation in 4G/5G systemsstat.ML

Reinforcement learning improves wireless systems' rate adaptation.

problem Optimizing rate adaptation in 4G/5G systems using ACK/NACK feedback.

method Formulated as a Multi-Armed Bandit problem, proposed binary search algorithm with PAC guarantees.

result Achieved PAC solution for OLLA with binary search, outperforming UCB methods.

Reinforcement Learning Wireless Systems Rate Adaptation ACK/NACK Outer Loop Link Adaptation

2017-08-03abs ↗pdf ↗

A Reinforcement Learning Approach to Age of Information in Multi-User Networkscs.LG

Optimizes data transmission timing to minimize user information age.

problem Minimizing long-term average age of information in multi-user networks.

method Reinforcement learning applied to scheduling decisions without channel state information.

result RL approach effectively reduces AoI compared to traditional ARQ and HARQ.

Reinforcement Learning Age of Information Multi-User Networks Transmission Scheduling Error-prone Channels

2018-06-01abs ↗pdf ↗

Kähler thresholdsmath.AG

We prove that within a certain threshold, the odd Betti numbers of any compact almost-hermitian manifold satisfying a degenerate Kähler condition are even, and the even Betti numbers are strictly positive.

problem The topology of Kähler manifolds is largely determined by the geometry due to its rigidity.

method We prove that within a certain threshold, the odd Betti numbers of any compact almost-hermitian manifold satisfying a degenerate Kähler condition are even, and the even Betti numbers are strictly positive.

result We prove that within a certain threshold, the odd Betti numbers of any compact almost-hermitian manifold satisfying a degenerate Kähler condition are even, and the even Betti numbers are strictly positive.

Kähler topology rigidity Betti numbers almost-hermitian

2026-06-06abs ↗pdf ↗

Multi-User mmWave Beam and Rate Adaptation via Combinatorial Satisficing Banditscs.LG

New algorithm optimizes beam and rate allocation in mmWave systems for multiple users.

problem Optimizing beam and rate allocation in mmWave systems for multiple users with limited feedback.

method Introducing SAT-CTS, a combinatorial semi-bandit policy with satisficing objective.

result SAT-CTS achieves finite-time regret bounds and reduces satisficing regret in mmWave systems.

mmWave beamforming rate adaptation semi-bandit satisficing

2026-04-16abs ↗pdf ↗

Deep Learning for Launching and Mitigating Wireless Jamming Attackscs.NI

Deep learning enhances jamming and defense in wireless communications.

problem Improving wireless communication security against jamming attacks.

method Adversarial machine learning for jamming and a GAN for training data augmentation.

result Deep learning significantly reduces transmitter performance compared to random jamming.

wireless communications jamming attacks deep learning adversarial machine learning cognitive transmitters

2018-07-03abs ↗pdf ↗