Quantum eigenvalue estimation via time series analysis

We present an efficient method for estimating the eigenvalues of a Hamiltonian H from the expectation values of the evolution operator for various times. For a given quantum state ρ , our method outputs a list of eigenvalue estimates and approximate probabilities. Each probability depends on the sup...

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Bibliographic Details
Main Author: Rolando D Somma
Format: Article
Language:English
Published: IOP Publishing 2019-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/ab5c60