2 papers
math.ST2020
Fisher-Rao distance on the covariance cone
Joseph Wells, Mary Cook, Karleigh Pine +1
The Fisher-Rao geodesic distance on the statistical manifold consisting of zero-mean p-dimensional multivariate Gaussians appears without proof in several places (such as Steven Sm…
math.GT2018
Hybrid lattices and thin subgroups of Picard modular groups
Julien Paupert, Joseph Wells
We consider a certain hybridization construction which produces a subgroup of from a pair of lattices in . Among the Picard modular groups ${\rm PU…