Recent advances in directional statistics

A Pewsey, E García-Portugués - Test, 2021 - Springer
Mainstream statistical methodology is generally applicable to data observed in Euclidean
space. There are, however, numerous contexts of considerable scientific interest in which …

Space-time covariance structures and models

W Chen, MG Genton, Y Sun - Annual Review of Statistics and Its …, 2021 - annualreviews.org
In recent years, interest has grown in modeling spatio-temporal data generated from
monitoring networks, satellite imaging, and climate models. Under Gaussianity, the …

Modeling temporally evolving and spatially globally dependent data

E Porcu, A Alegria, R Furrer - International Statistical Review, 2018 - Wiley Online Library
The last decades have seen an unprecedented increase in the availability of data sets that
are inherently global and temporally evolving, from remotely sensed networks to climate …

Stationary kernels and gaussian processes on lie groups and their homogeneous spaces i: the compact case

I Azangulov, A Smolensky, A Terenin… - arXiv preprint arXiv …, 2022 - arxiv.org
Gaussian processes are arguably the most important model class in spatial statistics. They
encode prior information about the modeled function and can be used for exact or …

Nonstationary cross-covariance functions for multivariate spatio-temporal random fields

MLO Salvana, MG Genton - Spatial Statistics, 2020 - Elsevier
In multivariate spatio-temporal analysis, we are faced with the formidable challenge of
specifying a valid spatio-temporal cross-covariance function, either directly or through the …

Bayesian modeling of insurance claims for hail damage

O Miralles, AC Davison, T Schmid - arXiv preprint arXiv:2308.04926, 2023 - arxiv.org
Despite its importance for insurance, there is almost no literature on statistical hail damage
modeling. Statistical models for hailstorms exist, though they are generally not open-source …

Geostatistics for large datasets on Riemannian manifolds: a matrix-free approach

M Pereira, N Desassis, D Allard - arXiv preprint arXiv:2208.12501, 2022 - arxiv.org
Large or very large spatial (and spatio-temporal) datasets have become common place in
many environmental and climate studies. These data are often collected in non-Euclidean …

Twenty-two families of multivariate covariance kernels on spheres, with their spectral representations and sufficient validity conditions

X Emery, D Arroyo, N Mery - Stochastic Environmental Research and Risk …, 2022 - Springer
The modeling of real-valued random fields indexed by spherical coordinates arises in
different disciplines of the natural sciences, especially in environmental, atmospheric and …

[HTML][HTML] Nonparametric estimation of directional highest density regions

P Saavedra-Nieves, RM Crujeiras - Advances in Data Analysis and …, 2022 - Springer
Highest density regions (HDRs) are defined as level sets containing sample points of
relatively high density. Although Euclidean HDR estimation from a random sample …

Reducing storage of global wind ensembles with stochastic generators

J Jeong, S Castruccio, P Crippa, MG Genton - 2018 - projecteuclid.org
Reducing storage of global wind ensembles with stochastic generators Page 1 The Annals of
Applied Statistics 2018, Vol. 12, No. 1, 490–509 https://doi.org/10.1214/17-AOAS1105 © Institute …