TY - JOUR A2 - Shaikhet, Leonid AU - De la Sen, Manuel AU - Ibeas, Asier PY - 2020 DA - 2020/12/09 TI - On an Sir Epidemic Model for the COVID-19 Pandemic and the Logistic Equation SP - 1382870 VL - 2020 AB - The main objective of this paper is to describe and interpret an SIR (Susceptible-Infectious-Recovered) epidemic model though a logistic equation, which is parameterized by a Malthusian parameter and a carrying capacity parameter, both being time-varying, in general, and then to apply the model to the COVID-19 pandemic by using some recorded data.特别是马尔图斯参数与受感染法增速相关联,而负载能力则与最大可达值相关联马尔图斯参数绝对值商数和承载能力修复最简单版流行病模型中疾病的传播率因此,逻辑版流行病描述有吸引力,因为它容易解析数据演化,特别是当流行病暴发时。SIR模型包括招聘、人口统计和死亡率参数,而总人口减去恢复人口虽然时间不固定令当前后勤方程变时估计算法从离散时间估计逻辑方程参数中估计传输速率数据取自一组样本,这些样本或按自适应采样法选择或按连续采样之间的恒定间隔分配数字模拟实例也在讨论中SN-1026-0226UR-https://doi.org/101155/201382870DO-10.1155/20201382870JF-自然与社会分立动态PB-HindawiKW-ER