Search Results - "Zhisheng, Shuai"
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Asymptotic profiles of the steady states for an SIS epidemic patch model with asymmetric connectivity matrix
Published in Journal of mathematical biology (01-06-2020)“…The dynamics of an SIS epidemic patch model with asymmetric connectivity matrix is analyzed. It is shown that the basic reproduction number R 0 is strictly…”
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GLOBAL STABILITY OF INFECTIOUS DISEASE MODELS USING LYAPUNOV FUNCTIONS
Published in SIAM journal on applied mathematics (01-01-2013)“…Two systematic methods are presented to guide the construction of Lyapunov functions for general infectious disease models and are thus applicable to establish…”
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3
Evolution of Dispersal in Advective Patchy Environments
Published in Journal of nonlinear science (01-06-2023)“…We study a two-species competition model in a patchy advective environment, where the species are subject to both directional drift and undirectional random…”
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Global stability of multi-group epidemic models with distributed delays
Published in Journal of mathematical analysis and applications (2010)“…We investigate a class of multi-group epidemic models with distributed delays. We establish that the global dynamics are completely determined by the basic…”
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A graph-theoretic approach to the method of global Lyapunov functions
Published in Proceedings of the American Mathematical Society (01-08-2008)“…A class of global Lyapunov functions is revisited and used to resolve a long-standing open problem on the uniqueness and global stability of the endemic…”
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Dynamics of an age-of-infection cholera model
Published in Mathematical biosciences and engineering : MBE (01-10-2013)“…A new model for the dynamics of cholera is formulated that incorporates both the infection age of infectious individuals and biological age of pathogen in the…”
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Extending the type reproduction number to infectious disease control targeting contacts between types
Published in Journal of mathematical biology (01-11-2013)“…A new quantity called the target reproduction number is defined to measure control strategies for infectious diseases with multiple host types such as…”
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A mathematical model of syphilis transmission in an MSM population
Published in Mathematical biosciences (01-07-2016)“…•A threshold control reproduction number for endemic syphilis is identified.•Model results quantify that early treatment is important to control syphilis in…”
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A mathematical model for Vibrio-phage interactions
Published in Mathematical biosciences and engineering : MBE (19-03-2021)“…A cholera model has been formulated to incorporate the interaction of bacteria and phage. It is shown that there may exist three equilibria: one disease free…”
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Global-stability problem for coupled systems of differential equations on networks
Published in Journal of Differential Equations (2010)“…The global-stability problem of equilibria is investigated for coupled systems of differential equations on networks. Using results from graph theory, we…”
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Optimization problems for general simple population with n-impulsive harvest
Published in Journal of mathematical analysis and applications (01-05-2007)“…In this paper, n-impulsive harvest problems of general simple population are discussed by models with Dirac function. The optimal impulsive harvest policies to…”
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Global dynamics of cholera models with differential infectivity
Published in Mathematical biosciences (01-12-2011)“…► Differential infectivity is included in an ODE cholera model. ► A basic reproduction number is determined giving a sharp threshold. ► Simulations illustrate…”
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Persistence and extinction of single population in a polluted environment
Published in Electronic journal of differential equations (12-09-2004)“…In this paper, we consider the ODE system corresponding to a diffusive-convective model for the dynamics of a population living in a polluted environment…”
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A general theory for target reproduction numbers with applications to ecology and epidemiology
Published in Journal of mathematical biology (01-06-2019)“…A general framework for threshold parameters in population dynamics is developed using the concept of target reproduction numbers. This framework identifies…”
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Impact of resource distributions on the competition of species in stream environment
Published in Journal of mathematical biology (01-10-2023)“…Our earlier work in Nguyen et al. (Maximizing metapopulation growth rate and biomass in stream networks. arXiv preprint arXiv:2306.05555 , 2023) shows that…”
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GLOBAL DYNAMICS OF A GENERAL CLASS OF MULTISTAGE MODELS FOR INFECTIOUS DISEASES
Published in SIAM journal on applied mathematics (01-01-2012)“…We propose a general class of multistage epidemiological models that allow possible deterioration and amelioration between any two infected stages. The models…”
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A cholera model in a patchy environment with water and human movement
Published in Mathematical biosciences (01-11-2013)“…•Both water and human movement are included in a multi-patch cholera model.•The basic reproduction number is determined and shown to give a sharp…”
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OPTIMAL IMPULSIVE HARVEST POLICY FOR AN AUTONOMOUS SYSTEM
Published in Taiwanese journal of mathematics (01-06-2004)“…In this paper, we consider an autonomous model with impulsive harvest. We investigate the impulsive harvest policies for constant effort harvest and…”
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Modelling and control of cholera on networks with a common water source
Published in Journal of biological dynamics (30-06-2015)“…A mathematical model is formulated for the transmission and spread of cholera in a heterogeneous host population that consists of several patches of…”
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Cholera Models with Hyperinfectivity and Temporary Immunity
Published in Bulletin of mathematical biology (01-10-2012)“…A mathematical model for cholera is formulated that incorporates hyperinfectivity and temporary immunity using distributed delays. The basic reproduction…”
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