18 citations · 40 across the 10 of their papers we have counts for
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math.FA2007★ 1 cited
From quasi-entropy to skew information
Denes Petz, V. E. Sandor Szabo
This paper gives an overview about particular quasi-entropies, generalized quantum covariances, quantum Fisher informations, skew-informations and their relations. The point is the…
math-ph2007★ 7 cited
Quantum covariance, quantum Fisher information and the uncertainty principle
Paolo Gibilisco, Fumio Hiai, Denes Petz
In this paper the relation between quantum covariances and quantum Fisher informations are studied. This study is applied to generalize a recently proved uncertainty relation based…
math.PR2007
A new approach to mutual information
F. Hiai, D. Petz
A new expression as a certain asymptotic limit via "discrete micro-states" of permutations is provided to the mutual information of both continuous and discrete random variables.