A fidelity measure for quantum channels

2001/07/23 by Maxim Raginsky · 5 citations
Physics and Astronomy · #quant-ph

paper · pdf · doi:10.1016/s0375-9601(01)00640-5

published as Phys. Lett. A 290, 11-18 (2001) · 14 pages; elsart.sty

arxiv created 2001/07/23 · arxiv updated 2009/12/01

Abstract

We propose a fidelity measure for quantum channels in a straightforward analogy to the corresponding mixed-state fidelity of Jozsa. We describe properties of this fidelity measure and discuss some applications of it to quantum information science.

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