Visible compression of commuting mixed states -: art. no. 022308

被引：7
|
作者：
Dür, W [1 ]
Vidal, G [1 ]
Cirac, JI [1 ]
机构：
[1] Univ Innsbruck, Inst Theoret Phys, A-6020 Innsbruck, Austria
来源：
PHYSICAL REVIEW A | 2001年 / 64卷 / 02期
关键词：
D O I：
10.1103/PhysRevA.64.022308
中图分类号：
O43 [光学];
学科分类号：
070207 ; 0803 ;
摘要：
We analyze the problem of quantum data compression of commuting density operators in the visible case. We show that the lower bound for the compression factor given by the Levitin-Holevo function is reached by providing an explicit protocol.
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页数：7
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