A Unified Approach to Local Quantum Uncertainty and Interferometric Power by Metric Adjusted Skew Information

Entropy

Paolo Gibilisco¹  Frank Hansen²  Davide Girolami³ 

[1] Department of Economics and Finance, University of Rome “Tor Vergata", Via Columbia 2, 00133 Rome, Italy;Department of Mathematical Sciences, University of Copenaghen, Universitetsparken 5, DK-2100 Copenhagen, Denmark;Dipartimento di Scienza Applicata e Tecnologia, Politecnico di Torino, Corso Duca degli Abruzzi 24, 10129 Torino, Italy;

关键词: Fisher information;    operator monotone functions;    matrix means;    quantum Fisher information;    metric adjusted skew information;    local quantum uncertainty;   

DOI  :  10.3390/e23030263

来源: DOAJ

【 摘 要 】

Local quantum uncertainty and interferometric power were introduced by Girolami et al. as geometric quantifiers of quantum correlations. The aim of the present paper is to discuss their properties in a unified manner by means of the metric adjusted skew information defined by Hansen.

【 授权许可】

Unknown