Quantum Transport Reservoir Computing

Fuente: arXiv
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Hauptverfasser: Jing, Yecheng, Wang, Pengfei, Zhang, Shuai, Zeng, Zhoujie, Liang, Shi-Jun, Chen, Wei
Format: Preprint
Veröffentlicht: 2025
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author Jing, Yecheng
Wang, Pengfei
Zhang, Shuai
Zeng, Zhoujie
Liang, Shi-Jun
Chen, Wei
author_facet Jing, Yecheng
Wang, Pengfei
Zhang, Shuai
Zeng, Zhoujie
Liang, Shi-Jun
Chen, Wei
contents Reservoir computing (RC), a neural network designed for temporal data, enables efficient computation with low-cost training and direct physical implementation. Recently, quantum RC has opened new possibilities for conventional RC and introduced novel ideas to tackle open problems in quantum physics and advance quantum technologies. Despite its promise, it faces challenges, including physical realization, output readout, and measurement-induced back-action. Here, we propose to implement quantum RC through quantum transport in mesoscopic electronic systems. Our approach possesses several advantages: compatibility with existing device fabrication techniques, ease of output measurement, and robustness against measurement back-action. Leveraging universal conductance fluctuations, we numerically demonstrate two benchmark tasks, spoken-digit recognition and time-series forecasting, to validate our proposal. This work establishes a novel pathway for implementing on-chip quantum RC via quantum transport and expands the mesoscopic physics applications.
format Preprint
id arxiv_https___arxiv_org_abs_2509_07778
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Quantum Transport Reservoir Computing
Jing, Yecheng
Wang, Pengfei
Zhang, Shuai
Zeng, Zhoujie
Liang, Shi-Jun
Chen, Wei
Mesoscale and Nanoscale Physics
Disordered Systems and Neural Networks
Reservoir computing (RC), a neural network designed for temporal data, enables efficient computation with low-cost training and direct physical implementation. Recently, quantum RC has opened new possibilities for conventional RC and introduced novel ideas to tackle open problems in quantum physics and advance quantum technologies. Despite its promise, it faces challenges, including physical realization, output readout, and measurement-induced back-action. Here, we propose to implement quantum RC through quantum transport in mesoscopic electronic systems. Our approach possesses several advantages: compatibility with existing device fabrication techniques, ease of output measurement, and robustness against measurement back-action. Leveraging universal conductance fluctuations, we numerically demonstrate two benchmark tasks, spoken-digit recognition and time-series forecasting, to validate our proposal. This work establishes a novel pathway for implementing on-chip quantum RC via quantum transport and expands the mesoscopic physics applications.
title Quantum Transport Reservoir Computing
topic Mesoscale and Nanoscale Physics
Disordered Systems and Neural Networks
url https://arxiv.org/abs/2509.07778