通过半确定的编程计算平滑的最大相互信息.
Christopher Popp1, Tobias C Sutter1, Beatrix C Hiesmayr1
1Faculty of Physics, University of Vienna, Währinger Straße 17, 1090 Vienna, Austria.
概括
我们开发了一种新的半确定的编程算法来计算量子状态的量子平滑最大相互信息. 这种方法为量子信息处理任务提供了准确的结果或可靠的上限.
科学领域:
- 量子信息理论 量子信息理论
- 量子计算是一种量子计算.
- 数学物理 数学物理
背景情况:
- 量子信息理论量化了量子系统中的信息.
- 流的最大-相互信息是量子相关性的一个关键指标.
- 这些指标的有效计算对于量子信息处理至关重要.
研究的目的:
- 介绍一个代算法来计算量子平滑的最大-相互信息.
- 在量子信息理论中扩展半确定的编程 (SDP) 技术.
- 提供一种方法来限制量子状态的一次性蒸键.
主要方法:
- 一个基于半确定的编程 (SDP) 的代算法.
- 开发和分析新的原始和双 SDP 配方.
- 证明拟议的SDP强烈的二元性.
主要成果:
- 该算法在特定的排名条件下准确计算量子光滑最大-相互信息.
- 当等级条件不满足时,它提供了可靠的上限.
- 该方法适用于任何维度的双部分量子态.
结论:
- 开发的基于SDP的算法增强了量子信息测量的计算.
- 这项工作扩展了量子信息理论中的SDP应用.
- 这些发现提高了各种量子信息处理任务的能力.
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