2 papers
math.ST2025
Maximum likelihood estimation for the -exponential family
Xiwei Tian, Ting-Kam Leonard Wong, Jiaowen Yang +1
The -exponential family generalizes the standard exponential family via a generalized convex duality motivated by optimal transport. It is the constant-curvature analogue of th…
math-ph2025
Pairs of Subspaces, Split Quaternions and the Modular Operator
Jan Naudts, Jun Zhang
We revisit the work of Rieffel and van Daele on pairs of subspaces of a real Hilbert space, while relaxing as much as possible the assumption that all the relevant subspaces are in…