Results 11 to 20 of about 1,047 (117)

Optimal control of a dengue epidemic model with vaccination [PDF]

open access: yes, 2011
We present a SIR+ASI epidemic model to describe the interaction between human and dengue fever mosquito populations. A control strategy in the form of vaccination, to decrease the number of infected individuals, is used.
Delfim F. M. Torres   +3 more
core   +2 more sources

An optimal control approach to malaria prevention via insecticide-treated nets [PDF]

open access: yes, 2013
Malaria is a life threatening disease, entirely preventable and treatable, provided the currently recommended interventions are properly implemented. These interventions include vector control through the use of insecticide-treated nets (ITNs).
Silva, Cristiana J.   +1 more
core   +3 more sources

Lyapunov Functions for Tuberculosis Models with Fast and Slow Progression [PDF]

open access: yes, 2006
The spread of tuberculosis is studied through two models which include fast and slow progression to the infected class. For each model, Lyapunov functions are used to show that when the basic reproduction number is less than or equal to one, the disease ...
McCluskey, C. Connell
core   +2 more sources

Cluster formation for multi-strain infections with cross-immunity [PDF]

open access: yes, 2005
Many infectious diseases exist in several pathogenic variants, or strains, which interact via cross-immunity. It is observed that strains tend to self-organise into groups, or clusters.
Clavez, V.   +2 more
core   +2 more sources

Global Stability of an SIR Epidemic Model with Delay and General Nonlinear Incidence [PDF]

open access: yes, 2010
An SIR model with distributed delay and a general incidence function is studied. Conditions are given under which the system exhibits threshold behaviour: the disease-free equilibrium is globally asymptotically stable if R0 \u3c 1 and globally attracting
McCluskey, C. Connell
core   +2 more sources

Optimal control of a fractional order epidemic model with application to human respiratory syncytial virus infection [PDF]

open access: yes, 2018
A human respiratory syncytial virus surveillance system was implemented in Florida in 1999, to support clinical decision-making for prophylaxis of premature newborns. Recently, a local periodic SEIRS mathematical model was proposed in [Stat. Optim.
Rosa, Silverio, Torres, Delfim F. M.
core   +2 more sources

Epidemics on random graphs with tunable clustering [PDF]

open access: yes, 2007
In this paper, a branching process approximation for the spread of a Reed-Frost epidemic on a network with tunable clustering is derived. The approximation gives rise to expressions for the epidemic threshold and the probability of a large outbreak in ...
Britton, Tom   +3 more
core   +3 more sources

A food chain ecoepidemic model: infection at the bottom trophic level [PDF]

open access: yes, 2014
In this paper we consider a three level food web subject to a disease affecting the bottom prey. The resulting dynamics is much richer with respect to the purely demographic model, in that it contains more transcritical bifurcations, gluing together the ...
De Rossi, Alessandra   +4 more
core   +2 more sources

A stochastic SICA epidemic model for HIV transmission

open access: yes, 2018
We propose a stochastic SICA epidemic model for HIV transmission, described by stochastic ordinary differential equations, and discuss its perturbation by environmental white noise.
Djordjevic, Jasmina   +2 more
core   +1 more source

A two-strain ecoepidemic competition model

open access: yes, 2014
In this paper we consider a competition system in which two diseases spread by contact. We characterize the system behavior, establishing that only some configurations are possible.
Cavoretto, Roberto   +3 more
core   +1 more source

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