Survival Exponents for Some Gaussian Processes
Author(s) -
G. M. Molchan
Publication year - 2012
Publication title -
international journal of stochastic analysis
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.19
H-Index - 28
eISSN - 2090-3340
pISSN - 2090-3332
DOI - 10.1155/2012/137271
Subject(s) - fractional brownian motion , mathematics , exponent , brownian motion , gaussian , gaussian process , statistical physics , power law , brownian excursion , geometric brownian motion , mathematical analysis , diffusion process , statistics , physics , computer science , philosophy , linguistics , innovation diffusion , knowledge management , quantum mechanics
The problem is a power-law asymptotics of the probability that a self-similar process does not exceed a fixed level during long time. The exponent in such asymptotics is estimated for some Gaussian processes, including the fractional Brownian motion (FBM) in , and the integrated FBM in ,
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