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Polarization Drift Compensation for Quantum Key Distribution Using Machine Learning

delete2025-12-01
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PRE
AI
P
Pavel Kupriyanov *
N
N. V. Rudavin
D
D. G. Kagramanyan
V
Vladimir Mayboroda
Д
Д. Деркач
R
Roman Shakhovoy
DOI:10.1134/S1063779625700765delete
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摘要

摘要

En 中文
在各种光通信应用中,例如量子密钥分发(QKD)系统,光纤中的偏振控制任务随之产生。接收端使用偏振控制器(PC)来解决这个问题。在我们的工作中,我们研究了两种用于偏振控制的机器学习方法:监督学习(SL)和强化学习(RL)。我们使用SL方法推导出偏振控制问题的通用解析解。监督学习算法在仿真中训练后,在实验装置中进行了验证。我们比较了监督方法与解析解。RL方法的优势在于其能够近似与检测过程不完美相关的非线性效应。为了使偏振控制算法有效运行,需要了解PC的参数。强化学习代理还可以消除控制硬件的校准程序,因为代理基于与环境交互的经验来识别必要的系统参数。RL代理首先在仿真中进行预训练,然后在实际的QKD系统中进行微调。我们证明了RL代理的调优可使我们的装置的量子比特误码率(QBER)达到10%,并在10步内收敛。
Keyword:
FIBERS

期刊

P
Physics of Particles and Nuclei
IF:
0.5
论文数:
112
被引数:
0

机构

M
moscow institute of physics & technology
学者数:
4.5K
论文数: 3.0K
被引数: 3
引用论文

引用论文

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