Learning quantum systems

V Gebhart, R Santagati, AA Gentile, EM Gauger… - Nature Reviews …, 2023 - nature.com
The future development of quantum technologies relies on creating and manipulating
quantum systems of increasing complexity, with key applications in computation, simulation …

Quantum state tomography with conditional generative adversarial networks

S Ahmed, C Sánchez Muñoz, F Nori, AF Kockum - Physical review letters, 2021 - APS
Quantum state tomography (QST) is a challenging task in intermediate-scale quantum
devices. Here, we apply conditional generative adversarial networks (CGANs) to QST. In the …

Experimental estimation of quantum state properties from classical shadows

GI Struchalin, YA Zagorovskii, EV Kovlakov… - PRX Quantum, 2021 - APS
Full quantum tomography of high-dimensional quantum systems is experimentally infeasible
due to the exponential scaling of the number of required measurements on the number of …

Classification and reconstruction of optical quantum states with deep neural networks

S Ahmed, C Sánchez Muñoz, F Nori, AF Kockum - Physical Review Research, 2021 - APS
We apply deep-neural-network-based techniques to quantum state classification and
reconstruction. Our methods demonstrate high classification accuracies and reconstruction …

A flying Schrödinger's cat in multipartite entangled states

Z Wang, Z Bao, Y Wu, Y Li, W Cai, W Wang, Y Ma… - Science …, 2022 - science.org
Schrödinger's cat originates from the famous thought experiment querying the
counterintuitive quantum superposition of macroscopic objects. As a natural extension …

Quantum neuromorphic computing with reservoir computing networks

S Ghosh, K Nakajima, T Krisnanda… - Advanced Quantum …, 2021 - Wiley Online Library
Quantum reservoir networks combine the intelligence of neural networks with the potential of
quantum computing in a single platform. This platform operates on the architecture of …

Efficient quantum state tomography with convolutional neural networks

T Schmale, M Reh, M Gärttner - npj Quantum Information, 2022 - nature.com
Modern day quantum simulators can prepare a wide variety of quantum states but the
accurate estimation of observables from tomographic measurement data often poses a …

Reconstructing quantum states with quantum reservoir networks

S Ghosh, A Opala, M Matuszewski… - … on Neural Networks …, 2020 - ieeexplore.ieee.org
Reconstructing quantum states is an important task for various emerging quantum
technologies. The process of reconstructing the density matrix of a quantum state is known …

Statistical methods for quantum state verification and fidelity estimation

XD Yu, J Shang, O Gühne - Advanced Quantum Technologies, 2022 - Wiley Online Library
The efficient and reliable certification of quantum states is essential for various quantum
information processing tasks as well as for the general progress on the implementation of …