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math.PR2012★ 1 cited
Coordinates changed random fields on the sphere
Mirko D'Ovidio
We construct time dependent random fields on the sphere through coordinates change and subordination and we study the associated angular power spectrum. Some of this random fields…
math.PR2012
Continuous random walks and fractional powers of operators
Mirko D'Ovidio
We derive a probabilistic representation for the Fourier symbols of the generators of some stable processes.