Exact numerical simulation of power-law noises

dc.creatorMilotti, Edoardo
dc.date2005-09-28
dc.date.accessioned2026-07-07T06:22:32Z
dc.date.available2026-07-07T06:22:32Z
dc.descriptionMany simulations of stochastic processes require colored noises: I describe here an exact numerical method to simulate power-law noises: the method can be extended to more general colored noises, and is exact for all time steps, even when they are unevenly spaced (as may often happen for astronomical data, see e.g. N. R. Lomb, Astrophys. Space Sci. {\bf 39}, 447 (1976)). The algorithm has a well-behaved computational complexity, it produces a nearly perfect Gaussian noise, and its computational efficiency depends on the required degree of noise Gaussianity.
dc.description14 postscript figures, accepted for publication on Phys. Rev. E
dc.identifierhttps://arxiv.org/abs/physics/0509237
dc.identifierhttp://arxiv.org/abs/physics/0509237
dc.identifierPhys. Rev. E 72, 056701 (2005)
dc.identifierdoi:10.1103/PhysRevE.72.056701
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/95936
dc.subjectComputational Physics
dc.subjectData Analysis, Statistics and Probability
dc.titleExact numerical simulation of power-law noises
dc.typetext

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