Unambiguous discrimination of mixed states: A description based on system-ancilla coupling

Xiang-Fa Zhou; Yong-Sheng Zhang; Guan-Can Guo

doi:10.1364/ICQI.2007.JWC37

International Conference on Quantum Information
OSA Technical Digest (CD) (Optica Publishing Group, 2007),
paper JWC37
•https://doi.org/10.1364/ICQI.2007.JWC37

Unambiguous discrimination of mixed states: A description based on system-ancilla coupling

Xiang-Fa Zhou, Yong-Sheng Zhang, and Guan-Can Guo

International Conference on Quantum Information 2007

Rochester, New York United States
13–15 June 2007
ISBN: 1-55752-845-4

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Joint CQO9/ICQI Poster Session and APS Reception (JWC)

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X. Zhou, Y. Zhang, and G. Guo, "Unambiguous discrimination of mixed states: A description based on system-ancilla coupling," in International Conference on Quantum Information, OSA Technical Digest (CD) (Optica Publishing Group, 2007), paper JWC37.

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Abstract

We propose a general description on the unambiguous discrimination of mixed states according to the system-environment coupling. In the two states case, we present a series of new bounds of the total success probability.

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