Noise tolerance via reinforcement: Learning a reinforced quantum dynamics

Fuente: arXiv
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Main Author: Ramezanpour, Abolfazl
Format: Preprint
Published: 2025
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author Ramezanpour, Abolfazl
author_facet Ramezanpour, Abolfazl
contents The performance of quantum simulations heavily depends on the efficiency of noise mitigation techniques and error correction algorithms. Reinforcement has emerged as a powerful strategy to enhance the efficiency of learning and optimization algorithms. In this study, we demonstrate that a reinforced quantum dynamics can exhibit significant robustness against interactions with a noisy environment. We study a quantum annealing process where, through reinforcement, the system is encouraged to maintain its current state or follow a noise-free evolution. A learning algorithm is employed to derive a concise approximation of this reinforced dynamics, reducing the total evolution time and, consequently, the system's exposure to noisy interactions. This also avoids the complexities associated with implementing quantum feedback in such reinforcement algorithms. The efficacy of our method is demonstrated through numerical simulations of reinforced quantum annealing with one- and two-qubit systems under Pauli noise.
format Preprint
id arxiv_https___arxiv_org_abs_2506_12418
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Noise tolerance via reinforcement: Learning a reinforced quantum dynamics
Ramezanpour, Abolfazl
Quantum Physics
Disordered Systems and Neural Networks
Machine Learning
The performance of quantum simulations heavily depends on the efficiency of noise mitigation techniques and error correction algorithms. Reinforcement has emerged as a powerful strategy to enhance the efficiency of learning and optimization algorithms. In this study, we demonstrate that a reinforced quantum dynamics can exhibit significant robustness against interactions with a noisy environment. We study a quantum annealing process where, through reinforcement, the system is encouraged to maintain its current state or follow a noise-free evolution. A learning algorithm is employed to derive a concise approximation of this reinforced dynamics, reducing the total evolution time and, consequently, the system's exposure to noisy interactions. This also avoids the complexities associated with implementing quantum feedback in such reinforcement algorithms. The efficacy of our method is demonstrated through numerical simulations of reinforced quantum annealing with one- and two-qubit systems under Pauli noise.
title Noise tolerance via reinforcement: Learning a reinforced quantum dynamics
topic Quantum Physics
Disordered Systems and Neural Networks
Machine Learning
url https://arxiv.org/abs/2506.12418