2 papers
math.ST2026
Blessing of dimensionality in cross-validated bandwidth selection on the sphere
José E. Chacón, Eduardo García-Portugués, Andrea Meilán-Vila
We study the asymptotic behavior of least-squares cross-validation bandwidth selection in kernel density estimation on the -dimensional hypersphere, . We show that the…
math.ST2024
A note on the geodesic normal distribution on the sphere
José E. Chacón, Andrea Meilán-Vila
This paper presents an alternative formulation of the geodesic normal distribution on the sphere, building on the work of Hauberg (2018). While the isotropic version of this distri…