Dynamic analysis of a stochastic regime-switching Lotka–Volterra competitive system with distributed delays and Ornstein–Uhlenbeck process

C Ma, X Zhang, R Yuan - Chaos, Solitons & Fractals, 2025 - Elsevier
In this paper, we construct and analyze a stochastic regime-switching Lotka–Volterra
competitive system with distributed delays and Ornstein–Uhlenbeck process. By the linear …

First passage and first hitting times of Lévy flights and Lévy walks

VV Palyulin, G Blackburn, MA Lomholt… - New Journal of …, 2019 - iopscience.iop.org
For both Lévy flight and Lévy walk search processes we analyse the full distribution of first-
passage and first-hitting (or first-arrival) times. These are, respectively, the times when the …

Prey-predator dynamics with prey refuge providing additional food to predator

J Ghosh, B Sahoo, S Poria - Chaos, Solitons & Fractals, 2017 - Elsevier
The impacts of additional food for predator on the dynamics of a prey-predator model with
prey refuge are investigated. The equilibrium points and their stability behaviours are …

Effects of Lévy noise on the dynamics of sine-Gordon solitons in long Josephson junctions

C Guarcello, D Valenti, A Carollo… - Journal of Statistical …, 2016 - iopscience.iop.org
We numerically investigate the generation of solitons in current-biased long Josephson
junctions in relation to the superconducting lifetime and the voltage drop across the device …

Step** molecular motor amid Lévy white noise

B Lisowski, D Valenti, B Spagnolo, M Bier… - Physical Review E, 2015 - APS
We consider a model of a step** molecular motor consisting of two connected heads.
Directional motion of the stepper takes place along a one-dimensional track. Each head is …

Dynamics of two picophytoplankton groups in mediterranean sea: Analysis of the deep chlorophyll maximum by a stochastic advection-reaction-diffusion model

G Denaro, D Valenti, B Spagnolo, G Basilone… - PLoS …, 2013 - journals.plos.org
A stochastic advection-reaction-diffusion model with terms of multiplicative white Gaussian
noise, valid for weakly mixed waters, is studied to obtain the vertical stationary spatial …

A data-driven approach for discovering stochastic dynamical systems with non-Gaussian Lévy noise

Y Li, J Duan - Physica D: Nonlinear Phenomena, 2021 - Elsevier
With the rapid increase of valuable observational, experimental and simulating data for
complex systems, much effort is being devoted to discovering governing laws underlying the …

Spatial dynamics in a predator-prey model with Beddington-DeAngelis functional response

XC Zhang, GQ Sun, Z ** - Physical Review E—Statistical, Nonlinear, and Soft …, 2012 - APS
In this paper spatial dynamics of the Beddington-DeAngelis predator-prey model is
investigated. We analyze the linear stability and obtain the condition of Turing instability of …

Stochastic resonance in gene transcriptional regulatory system driven by Gaussian noise and Lévy noise

LN Mi, YF Guo, M Zhang, XJ Zhuo - Chaos, Solitons & Fractals, 2023 - Elsevier
The impacts of noise parameters and input signal parameters on stochastic resonance are
explored in a gene transcriptional regulatory model driven by a combination of multiplicative …

Extracting governing laws from sample path data of non-Gaussian stochastic dynamical systems

Y Li, J Duan - Journal of Statistical Physics, 2022 - Springer
Advances in data science are leading to new progresses in the analysis and understanding
of complex dynamics for systems with experimental and observational data. With numerous …