OOIR: Observatory of International Research

Papers

(The H4-Index of Mathematics and Computers in Simulation is 47. 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 2022-01-01 to 2026-01-01.)

Article	Citations
IMACS Calendar of Events	1096
Decomposition of the option pricing formula for infinite activity jump-diffusion stochastic volatility models	235
News of IMACS	136
Approximate solution of Fredholm integral equations of the second kind through multinode Shepard operators	136
Topology optimization using a natural neighbour meshless method combined with a bi-directional evolutionary algorithm	110
New DY-HS hybrid conjugate gradient algorithm for solving optimization problem of unsteady partial differential equations with convection term	101
High order discretization methods for spatial-dependent epidemic models	97
Multiscale control of Stackelberg games	89
Reduced-order modeling for Ablowitz–Ladik equation	87
Galerkin finite element method for a two-dimensional tempered time–space fractional diffusion equation with application to a Bloch–Torrey equation retaining Larmor precession	86
Analytical and numerical dissipativity for the space-fractional Allen–Cahn equation	85
Fuzzy sampled-data control for single-master multi-slave teleoperation systems with stochastic actuator faults	79
Resolution of the bidimensional shallow water equations with horizontal temperature gradients by a well Balanced Roe scheme	79
Heat transfer analysis of water-ethylene glycol (50:50) based nanofluid over a cone with the influences of magnetic field and uniform heat generation/absorption	75
Tracking problem of non-particle morphology based on fixed-time ZNN model	73
Dynamic behaviors in a Cournot duopoly model with knowledge spillover effect based on constant conjectural variation	73
Modelling the prudent predation in predator–prey interactions	72
Spatiotemporal dynamics of a non-smooth reaction–diffusion Wilson neuron model with time delay	70
Frequency offset estimation technique based on modified dichotomous search in the presence of mixed Gaussian and impulsive noise	68
A novel WENO formulation with Mach number-based adaptive numerical dissipation	68
A new moment-independent uncertainty importance measure based on cumulative residual entropy for developing uncertainty reduction strategies	67
Theoretical guarantees for neural control variates in MCMC	66
A novel fractional-order neutral-type two-delayed neural network: Stability, bifurcation, and numerical solution	64
Regional boundary observability for Riemann–Liouville linear fractional evolution systems	64
Robust adaptive backstepping control of uncertain fractional-order nonlinear systems with input time delay	64

A rational-expansion-based method to compute Gabor coefficients of 2D indicator functions supported on polygonal domain	63
Bifurcation dynamics of a delayed chemostat system with spatial diffusion	63
An optimal combination of antiretroviral treatment and immunotherapy for controlling HIV infection	62
Analysis and simulation of a delayed HIV model with reaction–diffusion and sliding control	62
Dynamic analysis of a Solow–Swan model with capital-induced labor migration	61
A transformed L1 method for so	60
Transient analysis and ANFIS computing of unreliable single server queueing model with multiple stage service and functioning vacation	59
Numerical approach to solve imprecisely defined systems using Inner Outer Direct Search optimization technique	57
A deterministic numerical scheme for an electron heat transport model	57
Dependence properties of scrambled Halton sequences	56
Numerical simulation of time variable fractional order mobile–immobile advection–dispersion model based on an efficient hybrid numerical method with stability and convergence analysis	54
Application of modified extended tanh method in solving fractional order coupled wave equations	53
Error analysis of fast L1 ADI finite difference/compact difference schemes for the fractional telegraph equation in three dimensions	52
A land cover change framework analyzing wildfire-affected areas in bitemporal PRISMA hyperspectral images	52
Excitability and synchronization of vanadium dioxide memristor-inspired neurons	52
Complex bifurcations and new types of structure uncovered in the Qi system	50
Dynamics of a stockless market through piecewise smooth models	49
Global well-posedness and dynamics of spatial diffusion HIV model with CTLs response and chemotaxis	49
Editorial Board	48
A note on a class of Caputo fractional differential equations with respect to another function	47
News of IMACS	47
Generalized finite difference method for three-dimensional eigenproblems of Helmholtz equation	47