OOIR: Observatory of International Research

Papers

(The H4-Index of Applied Numerical Mathematics is 25. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
Editorial Board	52
Convergence analysis of higher-order approximation of singularly perturbed 2D semilinear parabolic PDEs with non-homogeneous boundary conditions	51
Fractal properties of 4-point interpolatory subdivision schemes and wavelet scattering transform for signal classification	50
A fast difference scheme for the variable coefficient time-fractional diffusion wave equations	50
Geometric continuous-stage exponential energy-preserving integrators for charged-particle dynamics in a magnetic field from normal to strong regimes	50
Weighted chained graphs and some applications	44
A perturbed twofold saddle point-based mixed finite element method for the Navier-Stokes equations with variable viscosity	43
A generalized parametric iterative finite element method for the 2D/3D stationary incompressible magnetohydrodynamics	43
Foundations of space-time finite element methods: Polytopes, interpolation, and integration	42
Implicit-explicit second derivative general linear methods with strong stability preserving explicit part	40
An approach to adaptive refinement for the RBF-FD method for 2D elliptic equations	39
Editorial Board	38
A weak Galerkin finite element method for time fractional reaction-diffusion-convection problems with variable coefficients	36
Comparison of two finite element schemes for a chemo-repulsion system with quadratic production	35
On the improvement of the triangular Shepard method by non conformal polynomial elements	33
Energy-stable and boundedness preserving numerical schemes for the Cahn-Hilliard equation with degenerate mobility	32
Solving tensor absolute value equation	32
An explicit stable finite difference method for the Allen–Cahn equation	31
A highly accurate algorithm for retrieving the predicted behavior of problems with piecewise-smooth initial data	29
Explicit two-step peer methods with reused stages	28
An efficient iterative method for solving a class of constrained tensor least squares problem	27
A finite volume method for a nonlocal thermistor problem	27
An accurate second-order ADI scheme for three-dimensional tempered evolution problems arising in heat conduction with memory	26
PiTSBiCG: Parallel in time Stable Bi-Conjugate gradient algorithm	26
Matrix transfer technique for anomalous diffusion equation involving fractional Laplacian	25

Mathematical analysis and numerical methods for Caputo-Hadamard fractional diffusion-wave equations