A positivity-preserving numerical algorithm for stochastic age-dependent population system with Lévy noise in a polluted environment
Y Du, M Ye, Q Zhang - Computers & Mathematics with Applications, 2022 - Elsevier
This paper develops a model for describing a stochastic age-dependent population system
(SADPS) with Lévy noise in a polluted environment. As the model includes a nonlinear drift …
(SADPS) with Lévy noise in a polluted environment. As the model includes a nonlinear drift …
Numerical analysis of finite element method for a stochastic active fluids model
In this paper, we first investigate the well-posedness and regularity of mild solution to a
stochastic active fluids model driven by the additive noise. A fully-discrete scheme is …
stochastic active fluids model driven by the additive noise. A fully-discrete scheme is …
Superconvergent scheme for a system of green Fredholm integral equations
R Kumar, K Kant, BVR Kumar - Applied Numerical Mathematics, 2025 - Elsevier
In this study, a numerical scheme to a system of second-kind linear Fredholm integral
equations featuring a Green's kernel function is proposed. This involves introducing Galerkin …
equations featuring a Green's kernel function is proposed. This involves introducing Galerkin …
A Face Detection Method Based on Image Processing and Improved Adaptive Boosting Algorithm.
W Zhang, X Li, Q Song, W Lu - Traitement du Signal, 2020 - search.ebscohost.com
In face detection, the Adaptive Boosting (AdaBoost) algorithm consumes a long training time
and faces a high false positive rate. To solve these problems, this paper puts forward an …
and faces a high false positive rate. To solve these problems, this paper puts forward an …
Optimal strong convergence rates of some Euler-type timestepping schemes for the finite element discretization SPDEs driven by additive fractional Brownian motion …
AJ Noupelah, A Tambue - Numerical Algorithms, 2021 - Springer
In this paper, we study the numerical approximation of a general second order semilinear
stochastic partial differential equation (SPDE) driven by a additive fractional Brownian …
stochastic partial differential equation (SPDE) driven by a additive fractional Brownian …
Convergence and stability of exponential integrators for semi-linear stochastic variable delay integro-differential equations
H Yuan - International Journal of Computer Mathematics, 2021 - Taylor & Francis
In this paper, the numerical method for semi-linear stochastic variable delay integro-
differential equations is studied. The stability of analytic solutions of semi-linear stochastic …
differential equations is studied. The stability of analytic solutions of semi-linear stochastic …
Strong convergence of some Magnus-type schemes for the finite element discretization of non-autonomous parabolic SPDEs driven by additive fractional Brownian …
AJ Noupelah, JD Mukam, A Tambue - arXiv preprint arXiv:2409.06045, 2024 - arxiv.org
The aim of this work is to provide the strong convergence results of numerical
approximations of a general second order non-autonomous semilinear stochastic partial …
approximations of a general second order non-autonomous semilinear stochastic partial …
Strong convergence rates of an exponential integrator and finite elements method for time-fractional SPDEs driven by Gaussian and non-Gaussian noises
AJ Noupelah, A Tambue - arXiv preprint arXiv:2011.03862, 2020 - arxiv.org
In this work, we provide the first strong convergence result of numerical approximation of a
general second order semilinear stochastic fractional order evolution equation involving a …
general second order semilinear stochastic fractional order evolution equation involving a …
[PDF][PDF] Novel numerical methods for stochastic differential equations and applications
NA Junior - 2022 - researchgate.net
Stochastic mathematical models have received increasing attention for their ability of
representing intrinsic uncertainty in complex systems, eg, representing various scales in …
representing intrinsic uncertainty in complex systems, eg, representing various scales in …
[引用][C] A Face Detection Method Based on Image Processing and Improved Adaptive Boosting Algorithm A Face Detection Method Based on Image Processing and …
W Zhang, X Li, Q Song, W Lu