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quant-ph2022★ 27 cited
Direct measurement of quantum Fisher information
Xingyu Zhang, Xiao-Ming Lu, Jing Liu +2
In the adiabatic perturbation theory, Berry curvature is related to the generalized force, and the quantum metric tensor is linked with energy fluctuation. While the former is test…
quant-ph2022★ 59 cited
QuanEstimation: An open-source toolkit for quantum parameter estimation
Mao Zhang, Huai-Ming Yu, Haidong Yuan +3
Quantum parameter estimation promises a high-precision measurement in theory, however, how to design the optimal scheme in a specific scenario, especially under a practical conditi…