Variational quantum algorithm for estimating the quantum Fisher information
The quantum Fisher information (QFI) quantifies the ultimate precision of estimating a parameter from a quantum state and can be regarded as a reliability measure of a quantum system as a quantum sensor. However, estimation of the QFI for a mixed state is in general a computationally demanding task....
Main Authors: | Jacob L. Beckey, M. Cerezo, Akira Sone, Patrick J. Coles |
---|---|
Format: | Article |
Language: | English |
Published: |
American Physical Society
2022-02-01
|
Series: | Physical Review Research |
Online Access: | http://doi.org/10.1103/PhysRevResearch.4.013083 |
Similar Items
-
Variational quantum algorithms to estimate rank, quantum entropies, fidelity, and Fisher information via purity minimization
by: Kok Chuan Tan, et al.
Published: (2021-09-01) -
Variational quantum algorithms to estimate rank, quantum entropies, fidelity and Fisher information via purity minimization
by: Tan, Kok Chuan, et al.
Published: (2022) -
Variational quantum state eigensolver
by: M. Cerezo, et al.
Published: (2022-09-01) -
Variational quantum algorithms
by: Cerezo, M, et al.
Published: (2021) -
RLD Fisher information bound for multiparameter estimation of quantum channels
by: Vishal Katariya, et al.
Published: (2021-01-01)