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19982026
most citedMonotone Riemannian Metrics and Relative Entropy on Non-Commutative Probability Spaces

166 citations · 172 across the 9 of their papers we have counts for

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cs.IT2026

Ricci flow for the Bures--Helstrom qubit metric

Andrew Lesniewski

The Bures--Helstrom metric is the minimal monotone Riemannian metric on the state space of a qubit. With the quantum Fisher normalization used here, it identifies the Bloch ball wi…