一类随机系统基本再生数的计算与应用
Calculation and Application of Basic Regeneration Number for a Class of Stochastic Systems
摘要: 本文考虑了随机噪声在SIR、SEIR、SEIAR传染病模型中的影响,建立了的具有受随机扰动的SIR、SEIR、SEIAR模型,并利用Itô公式推导出均值意义下的随机传染病模型的基本再生数的计算公式。通过数值模拟系统演化过程验证了基本再生数计算方法的有效性。
Abstract: Considering the influence of random noise on SIR, SEIR and SEIAR infectious disease models, we establish SIR, SEIR and SEIAR models with random disturbance, and deduce the calculation formu-la of the basic regeneration number of the random infectious disease model in the sense of mean value by using Itô formula. The effectiveness of the basic regeneration number calculation method is verified by numerical simulation of the system evolution process.
文章引用:石佳欣, 黄东卫. 一类随机系统基本再生数的计算与应用[J]. 应用数学进展, 2022, 11(6): 3849-3859. https://doi.org/10.12677/AAM.2022.116412

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