The linear barycentric rational backward differentiation formulae for stiff ODEs on nonuniform grids

A Abdi, SA Hosseini, H Podhaisky - Numerical Algorithms, 2025 - Springer
Backward differential formulae (BDF) are the basis of the highly efficient schemes for the
numerical solution of stiff ordinary differential equations for decades. An alternative multistep …

Accuracy analysis of numerical simulations and noisy data assimilations in two-dimensional stochastic neural fields with infinite signal transmission speed

GY Kulikov, MV Kulikova - Journal of the Franklin Institute, 2023 - Elsevier
This study addresses the accuracy of stochastic simulations performed in Two-Dimensional
Stochastic Neural Fields (2D-SNFs) with the infinite signal transmission speed and in the …

NIRK-based mixed-type accurate continuous–discrete Gaussian filters with deterministically sampled expectation and covariance for state estimation in continuous …

GY Kulikov, MV Kulikova - Journal of the Franklin Institute, 2024 - Elsevier
This paper advances further the idea of overall continuous–discrete Gaussian filtering with
deterministically sampled expectation and covariance towards efficient mixed-type accurate …

Square-root filtering via covariance SVD factors in the accurate continuous-discrete extended-cubature Kalman filter

MV Kulikova, GY Kulikov - Applied Numerical Mathematics, 2022 - Elsevier
This paper continues our research devoted to an accurate nonlinear Bayesian filters' design.
Our solution implies numerical methods for solving ordinary differential equations (ODE) …

Hidden state estimation in stochastic integro-differential Amari model by adaptive singly diagonally implicit two-step peer triples with global error control

GY Kulikov, R Weiner, MV Kulikova - Digital Signal Processing, 2025 - Elsevier
This paper aims at devising reliable state estimation means in the stochastic integro-
differential Amari equation simulating neural field activities in the presence of external …

Multivalue second derivative collocation methods

A Abdi, D Conte, R D'Ambrosio… - Applied Numerical …, 2022 - Elsevier
We introduce multivalue second derivative collocation methods for the numerical solution of
stiff ordinary differential equations, also arising from the spatial discretization of time …

Explicit Nordsieck second derivative general linear methods for ODEs

P Ramazani, A Abdi, G Hojjati, A Moradi - The ANZIAM Journal, 2022 - cambridge.org
The paper deals with the construction of explicit Nordsieck second derivative general linear
methods with s stages of order p with and high stage order with inherent Runge–Kutta or …

Algebraic stability and irreducibility of second derivative methods

R Akbari, G Hojjati, A Abdi - Applied Numerical Mathematics, 2023 - Elsevier
Algebraic stability has been already studied for general linear methods (GLMs) to analyze
the behavior of the methods applying to the non-linear problems. We discuss this concept for …

Unscented Kalman Filtering for Nonlinear Continuous–Discrete Stochastic Systems

GY Kulikov, MV Kulikova - State Estimation for Nonlinear Continuous …, 2024 - Springer
This chapter presents a sound insight into the theory of unscented Kalman filtering for
continuous–discrete stochastic systems. In particular, it gives precise definitions of the …

Gaussian Filtering with Deterministically Sampled Expectation and Covariance

GY Kulikov, MV Kulikova - State Estimation for Nonlinear Continuous …, 2024 - Springer
This chapter presents a sound insight into the theory of Kalman filtering with deterministically
sampled mean and covariance for continuous–discrete stochastic systems. In particular, it …