An overview of forecast analysis with ARIMA models during the COVID-19 pandemic: Methodology and case study in Brazil

R Ospina, JAM Gondim, V Leiva, C Castro - Mathematics, 2023 - mdpi.com
This comprehensive overview focuses on the issues presented by the pandemic due to
COVID-19, understanding its spread and the wide-ranging effects of government-imposed …

Using simulation modelling and systems science to help contain COVID‐19: A systematic review

W Zhang, S Liu, N Osgood, H Zhu… - Systems research and …, 2023 - Wiley Online Library
This study systematically reviews applications of three simulation approaches, that is,
system dynamics model (SDM), agent‐based model (ABM) and discrete event simulation …

[HTML][HTML] Optimal control design incorporating vaccination and treatment on six compartment pandemic dynamical system

RP Kumar, S Basu, PK Santra, D Ghosh… - Results in Control and …, 2022 - Elsevier
In this paper, a mathematical model of the COVID-19 pandemic with lockdown that provides
a more accurate representation of the infection rate has been analyzed. In this model, the …

Optimal quarantine strategies for the COVID-19 pandemic in a population with a discrete age structure

JAM Gondim, L Machado - Chaos, Solitons & Fractals, 2020 - Elsevier
The goal of this work is to study the optimal controls for the COVID-19 epidemic in Brazil. We
consider an age-structured SEIRQ model with quarantine compartment, where the controls …

Covid-19 dynamic monitoring and real-time spatio-temporal forecasting

CC da Silva, CL de Lima, ACG da Silva… - Frontiers in public …, 2021 - frontiersin.org
Background: Periodically, humanity is often faced with new and emerging viruses that can
be a significant global threat. It has already been over a century post—the Spanish Flu …

Fractional optimal control problem for an age-structured model of COVID-19 transmission

B Khajji, A Kouidere, M Elhia, O Balatif… - Chaos, Solitons & …, 2021 - Elsevier
The aim of this study is to model the transmission of COVID-19 and investigate the impact of
some control strategies on its spread. We propose an extension of the classical SEIR model …

Global stability and sensitivity analysis of parameters of Omicron variant epidemic in diverse susceptible classes incorporating vaccination stages

R Prem Kumar, S Basu, PK Santra, AA Elsadany… - Soft Computing, 2024 - Springer
In this study, a mathematical Omicron model has been studied in view of the densities of a
susceptible population without a vaccine, with the first dose of vaccine, with the second dose …

Network structure-based interventions on spatial spread of epidemics in metapopulation networks

B Wang, M Gou, YK Guo, G Tanaka, Y Han - Physical Review E, 2020 - APS
Mathematical modeling of epidemics is fundamental to understand the mechanism of the
disease outbreak and provides helpful indications for effectiveness of interventions for policy …

Intervention strategies for epidemic spreading on bipartite metapopulation networks

B Wang, L Yang, Y Han - Physical Review E, 2022 - APS
Intervention strategies are of great significance for controlling large-scale outbreaks of
epidemics. Since the spread of epidemic depends largely on the movement of individuals …

[HTML][HTML] Preventive control strategy on second wave of Covid-19 pandemic model incorporating lock-down effect

S Basu, RP Kumar, PK Santra, GS Mahapatra… - Alexandria Engineering …, 2022 - Elsevier
This study presents an optimal control strategy through a mathematical model of the Covid-
19 outbreak without lock-down. The pandemic model analyses the lock-down effect without …