Results 11 to 20 of about 316,229 (292)

Mathematical Modeling and Optimal Control of Complex Epidemiological Networks [PDF]

open access: yes, 2021
An optimal strategy for controlling the dynamics of a multi-scale complex network of epidemiological models is investigated. We focus on the chikungunya epidemic and consider the spreading of the disease within an indigenous urban region contaminated after the transmission of the virus to the local vectorial fauna by a single human individual.
Cantin, Guillaume, Verdière, Nathalie
openaire   +3 more sources

Mathematical Model and Analysis of Corruption Dynamics with Optimal Control [PDF]

open access: yesJournal of Applied Mathematics, 2022
In this study, a deterministic mathematical model that explains the transmission dynamics of corruption is proposed and analyzed by considering social influence on honest individuals. Positivity and boundedness of solution of the model are proved and basic reproduction number
Abayneh Kebede Fantaye   +1 more
openaire   +2 more sources

Mathematical Modelling and Optimal Control of Anthracnose

open access: yesBIOMATH, 2014
In this paper we propose two nonlinear models for the control of anthracnose disease. The first one is an ordinary differential equation (ODE) model which represents the whithin host evolution of the disease. The second model includes spatial diffusion of the disease in a bounded domain О©. We show well formulation of those models checking existence of
David Fotsa   +4 more
openaire   +4 more sources

Mathematical Modeling, Analysis, and Optimal Control of Corruption Dynamics [PDF]

open access: yesJournal of Applied Mathematics, 2020
In this paper, a nonlinear deterministic model for the dynamics of corruption is proposed and analysed qualitatively using the stability theory of differential equations. The basic reproduction number with respect to the corruption-free equilibrium is obtained using next-generation matrix method. The conditions for local and global asymptotic stability
openaire   +3 more sources

Modeling plant nutrient uptake: Mathematical analysis and optimal control

open access: yesEvolution Equations & Control Theory, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Louison, Loïc   +3 more
openaire   +2 more sources

Mathematical modeling and optimal control of the COVID-19 dynamics

open access: yesResults in Physics, 2021
We are considering a new COVID-19 model with an optimal control analysis when vaccination is present. Firstly, we formulate the vaccine-free model and present the associated mathematical results involved. Stability results for R 0 < 1 are shown. In addition, we frame the model with the vaccination class. We look at the mathematical results with the
Zhong-Hua Shen   +5 more
openaire   +3 more sources

Malaria and COVID-19 co-dynamics: A mathematical model and optimal control

open access: yesApplied Mathematical Modelling, 2021
Malaria, one of the longest-known vector-borne diseases, poses a major health problem in tropical and subtropical regions of the world. Its complexity is currently being exacerbated by the emerging COVID-19 pandemic and the threats of its second wave and looming third wave.
Tchoumi, S. Y.   +3 more
openaire   +2 more sources

A Piecewise Deterministic Markov Toy Model for Traffic/Maintenance and Associated Hamilton-Jacobi Integrodifferential Systems on Networks

open access: yes, 2015
We study optimal control problems in infinite horizon when the dynamics belong to a specific class of piecewise deterministic Markov processes constrained to star-shaped networks (inspired by traffic models). We adapt the results in [H. M. Soner. Optimal
Goreac, Dan   +2 more
core   +3 more sources

Optimal PMU Placement for Power System Dynamic State Estimation by Using Empirical Observability Gramian [PDF]

open access: yes, 2014
In this paper the empirical observability Gramian calculated around the operating region of a power system is used to quantify the degree of observability of the system states under specific phasor measurement unit (PMU) placement.
Kang, Wei, Qi, Junjian, Sun, Kai
core   +3 more sources

A quaternion-based model for optimal control of the SkySails airborne wind energy system

open access: yes, 2015
Airborne wind energy systems are capable of extracting energy from higher wind speeds at higher altitudes. The configuration considered in this paper is based on a tethered kite flown in a pumping orbit.
Diehl, Moritz   +2 more
core   +1 more source

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