As people around the world work to stop the COVID-19 pandemic, mutated COVID-19 (Delta
strain) that are more contagious are emerging in many places. How to develop effective and …

In this paper, we construct the SV1V2EIR model to reveal the impact of two-dose vaccination
on COVID-19 by using Caputo fractional derivative. The feasibility region of the proposed …

This study examines the dynamics of COVID-19 variants using a Caputo–Fabrizio fractional
order model. The reproduction ratio R 0 and equilibrium solutions are determined. The …

Integrating prior epidemiological knowledge embedded within mechanistic models with the
data-mining capabilities of artificial intelligence (AI) offers transformative potential for …

The coronavirus still an epidemic in most countries of the world and put the people in danger
with so many infected cases and death. Considering the third wave of corona virus infection …

Develo** smart cities is vital for ensuring sustainable development and improving human
well-being. One critical aspect of building smart cities is designing intelligent methods to …

The SARS-CoV-2 pandemic is an urgent problem with unpredictable properties and is
widespread worldwide through human interactions. This work aims to use Caputo-Fabrizio …

The mathematical modeling of new emerging infectious diseases gaining high attention from
the researcher's around the world. We formulate a mathematical model with the statistical …

This study explores the vaccine prioritization strategy to reduce the overall burden of the
pandemic when the supply is limited. Existing vaccine distribution methods focus on macro …

In this paper, two numerical methods based on the novel Bessel polynomials are developed
to solve the fractional-order HIV-1 infection model of CD 4+ T-cells considering the impact of …