A fractional-order model for CoViD-19 dynamics with reinfection and the importance of quarantine [0.03%]
具有再感染的CoViD-19动力学分数阶模型及隔离的重要性的研究
João P S Maurício de Carvalho,Beatriz Moreira-Pinto
João P S Maurício de Carvalho
Coronavirus disease 2019 (CoViD-19) is an infectious disease caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Among many symptoms, cough, fever and tiredness are the most common. People over 60 years old and with asso...
Clustering of countries for COVID-19 cases based on disease prevalence, health systems and environmental indicators [0.03%]
基于疾病流行、卫生系统和环境指标的新冠肺炎病例国家聚类分析
Syeda Amna Rizvi,Muhammad Umair,Muhammad Aamir Cheema
Syeda Amna Rizvi
The coronavirus has a high basic reproduction number ( R 0 ) and has caused the global COVID-19 pandemic. Governments are implementing lockdowns that are leading to economic fallout in many countries. Policy makers can take better decision...
Modelling and forecasting of growth rate of new COVID-19 cases in top nine affected countries: Considering conditional variance and asymmetric effect [0.03%]
modelling and forecasting of growth rate of new COVID-19 cases in top nine affected countries: considering conditional variance and asymmetric effect
Aykut Ekinci
Aykut Ekinci
COVID-19 pandemic has affected more than a hundred fifty million people and killed over three million people worldwide over the past year. During this period, different forecasting models have tried to forecast time path of COVID-19 pandemi...
Abdellah El-Hadj,Mohamed Kezrane,Hijaz Ahmad et al.
Abdellah El-Hadj et al.
During this period of COVID-19 pandemic, the lack of medical equipment (like ventilators) leads to complications arising in the medical field. A low-cost ventilator seems to be an alternative substitute to fill the lacking. This paper prese...
Self organizing maps for the parametric analysis of COVID-19 SEIRS delayed model [0.03%]
SEIRS模型的COVID-19参数分析的自组织地图法
Zhenhua Yu,Robia Arif,Mohamed Abdelsabour Fahmy et al.
Zhenhua Yu et al.
Since 2019, entire world is facing the accelerating threat of Corona Virus, with its third wave on its way, although accompanied with several vaccination strategies made by world health organization. The control on the transmission of the v...
Modeling the dynamic of COVID-19 with different types of transmissions [0.03%]
具有不同类型传播的COVID-19动态模型
Mohamed Amouch,Noureddine Karim
Mohamed Amouch
In this paper, we propose a new epidemiological mathematical model for the spread of the COVID-19 disease with a special focus on the transmissibility of individuals with severe symptoms, mild symptoms, and asymptomatic symptoms. We compute...
Effects of quarantine disobedience and mobility restrictions on COVID-19 pandemic waves in dynamical networks [0.03%]
关于疫情期间不服从隔离规定和出行限制对新冠肺炎疫情的影响：基于动态网络的分析
Dorian Stipic,Mislav Bradac,Tomislav Lipic et al.
Dorian Stipic et al.
For the global COVID-19 pandemic it is still not adequately understood how quarantine disobedience and change in mobility restrictions influence the pandemic spreading and waves. Here, we propose a new metapopulation epidemiological model a...
Danton Freire-Flores,Nyna Llanovarced-Kawles,Anamaria Sanchez-Daza et al.
Danton Freire-Flores et al.
Non-pharmaceutical interventions (NPIs) have played a crucial role in controlling the spread of COVID-19. Nevertheless, NPI efficacy varies enormously between and within countries, mainly because of population and behavioral heterogeneity. ...
Fractal-fractional order mathematical vaccine model of COVID-19 under non-singular kernel [0.03%]
基于非奇异核的COVID-19数学疫苗模型的分形-分数阶建模研究
Ebrahem A Algehyne,Muhammad Ibrahim
Ebrahem A Algehyne
In this paper, the severe acute respiratory syndrome coronavirus (SARS-CoV-2) or COVID-19 is researched by employing mathematical analysis under modern calculus. In this context, the dynamical behavior of an arbitrary order p and fractal di...
Nonlinear control of infection spread based on a deterministic SEIR model [0.03%]
基于确定性SEIR模型的非线性传染病控制方法研究
Vinicius Piccirillo
Vinicius Piccirillo
In this study, a mathematical model (SEIR model) with a restriction parameter is used to explore the dynamic of the COVID-19 pandemic. This work presents a nonlinear and robust control algorithm based on variable structure control (VSC) to ...