Investigation and Development of the Methodologies for Simulating Self-similar Processes

Fuente: arXiv
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Autores principales: Peng, Qidi, Wu, William
Formato: Preprint
Publicado: 2025
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author Peng, Qidi
Wu, William
author_facet Peng, Qidi
Wu, William
contents This paper is devoted to the study of simulating a large class of self-similar processes. Since most current simulation approaches are limited to case-by-case studies, every existing approach has its constraints and flaws; hence a general and efficient simulation approach is in demand. Our study sheds some light in this direction. The paper's contributions are bi-fold. First, reviews and improvements are made to some existing methods for simulating specific self-similar processes. Second, we propose a novel method to simulate a general self-similar process, where we use a modified inverse Lamperti transformation to transform self-similarity to stationarity. Successful applications are made to simulate fractional Brownian motion and sub-fractional Brownian motion.
format Preprint
id arxiv_https___arxiv_org_abs_2512_07296
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Investigation and Development of the Methodologies for Simulating Self-similar Processes
Peng, Qidi
Wu, William
Probability
60G18, 60G22, 60G10, 65C10
This paper is devoted to the study of simulating a large class of self-similar processes. Since most current simulation approaches are limited to case-by-case studies, every existing approach has its constraints and flaws; hence a general and efficient simulation approach is in demand. Our study sheds some light in this direction. The paper's contributions are bi-fold. First, reviews and improvements are made to some existing methods for simulating specific self-similar processes. Second, we propose a novel method to simulate a general self-similar process, where we use a modified inverse Lamperti transformation to transform self-similarity to stationarity. Successful applications are made to simulate fractional Brownian motion and sub-fractional Brownian motion.
title Investigation and Development of the Methodologies for Simulating Self-similar Processes
topic Probability
60G18, 60G22, 60G10, 65C10
url https://arxiv.org/abs/2512.07296