Abstract
We consider the equilibration dynamics of a two-level quantum system in contact with multiple structured reservoirs that carry quantum information. We develop a micromaser-like quantum master equation based on repeated interactions and show that some information is transferred from the quantum reservoir into the quantum system in the steady-state. In the results we obtained from the analytical methods we used, we have developed a clear expression of the information transferred to the two-level system in terms of information reservoir parameters and interaction coefficients of the probe qubit with the reservoirs. We propose an open quantum classifier model by developing a binary classification rule by use of these results. We also develop the analytical description of the classification process by quantum parameter estimation.
| Original language | English |
|---|---|
| Article number | 127887 |
| Journal | Physics Letters, Section A: General, Atomic and Solid State Physics |
| Volume | 426 |
| DOIs | |
| Publication status | Published - 28 Feb 2022 |
Bibliographical note
Publisher Copyright:© 2021
Funding
The authors declare the following financial interests/personal relationships which may be considered as potential competing interests: Ufuk Korkmaz reports financial support was provided by Scientific and Technological Research Council of Turkey.The authors acknowledge support from the Scientific and Technological Research Council of Turkey (TÜBİTAK-Grant No. 120F353). The authors declare the following financial interests/personal relationships which may be considered as potential competing interests: Ufuk Korkmaz reports financial support was provided by Scientific and Technological Research Council of Turkey . The authors acknowledge support from the Scientific and Technological Research Council of Turkey (TÜBİTAK-Grant No. 120F353 ).
| Funders | Funder number |
|---|---|
| Scientific and Technological Research Council | |
| Türkiye Bilimsel ve Teknolojik Araştirma Kurumu | 120F353 |
Keywords
- Binary classification
- Quantum dissipation
- Quantum Fisher information
- Quantum information reservoir
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