We derive the Hammersley–Chapman–Robbins inequality for discrete quantum parameter models in the presence of time dependent measurements. The extension determines a discrete counterpart of the classical Fisher information. We provide an illustration concerning a quantum optics problem.
Titolo: | The Hammersley–Chapman–Robbins inequality for repeatedly monitored quantum system |
Autore/i: | Luati, Alessandra; Novelli, Marco |
Autore/i Unibo: | |
Anno: | 2020 |
Rivista: | |
Digital Object Identifier (DOI): | http://dx.doi.org/10.1016/j.spl.2020.108852 |
Abstract: | We derive the Hammersley–Chapman–Robbins inequality for discrete quantum parameter models in the presence of time dependent measurements. The extension determines a discrete counterpart of the classical Fisher information. We provide an illustration concerning a quantum optics problem. |
Data stato definitivo: | 2020-07-13T12:02:39Z |
Appare nelle tipologie: | 1.01 Articolo in rivista |
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