Browsing MAT_Articles by Keyword "Iiotropic covariance function"
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Schoenberg coefficients and curvature at the origin of continuous isotropic positive definite kernels on spheres
Elsevier (2020)We consider the class Ψd of continuous functions that define isotropic covariance functions in the d-dimensional sphere Sd. We provide a new recurrence formula for the solution of Problem 1 in Gneiting (2013b), solved ...