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math.FA2019
Tensor product and Hadamard product for the Wasserstein means
Jinmi Hwang, Sejong Kim
As one of the least squares mean, we consider the Wasserstein mean of positive definite Hermitian matrices. We verify in this paper the inequalities of the Wasserstein mean related…
math.FA2019
Parameterized Wasserstein mean with its properties
Sejong Kim
A new least squares mean of positive definite matrices for the divergence associated with the sandwiched quasi-relative entropy has been introduced. It generalizes the well-known W…