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  4. An Updated Estimation Approach For Seir Models With Stochastic Perturbations: Application To Covid-19 Data In Bogot & Aacute;
 
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An Updated Estimation Approach For Seir Models With Stochastic Perturbations: Application To Covid-19 Data In Bogot & Aacute;

Journal
PLOS ONE
Date Issued
2023-08-21
Author(s)
Andrés Ríos-Gutiérrez
Torres, Soledad  
Facultad de Ingeniería  
Viswanathan Arunachalam
DOI
10.1371/journal.pone.0285624
WoS ID
WOS:001055176800009
Abstract
This paper studies the updated estimation method for estimating the transmission rate changes over time. The models for the population dynamics under SEIR epidemic models with stochastic perturbations are analysed the dynamics of the COVID-19 pandemic in Bogotá, Colombia. We performed computational experiments to interpret COVID-19 dynamics using actual data for the proposed models. We estimate the model parameters and updated their estimates for reported infected and recovered data.
Subjects

Agricultural And Biol...

Biochemistry, Genetic...

Multidisciplinary Sci...

Medicine

OCDE Subjects

Medical And Health Sc...

Quartile (Date Issued)
Q2
License
acceso abierto
Open Science Path
https://creativecommons.org/licenses/by/4.0/
Product(s)
Mean and standard deviation of the values of , and given by 27, 26 and 23, respectively, for each period of time of the Fig 6.  
Mean and standard deviation of update data estimations of the basic reproduction number, (with , and given by 27, 26 and 23, respectively) for smoothed COVID-19 data from Bogota in the eight intervals considered in the Fig 6.  
Estimated parameters of the 4 model with , for each interval <i>I</i><sub><i>r</i></sub>, <i>r</i> = 1, …, 6. We use the mle2 function.  
Estimated parameters of the 5 model with given by 6, for each considered interval <i>I</i><sub><i>s</i></sub>, <i>s</i> = 1, …, 8. We use the mle2 function.  
Parameter estimation using and using the Eqs 15 and 17 for each considered interval <i>I</i><sub><i>s</i></sub>, <i>s</i> = 1, …, 8, respectively. We take and according to the Fig 13.  
p-values for each one of the paths under the model 39 under the Shapiro-Wilks test for normality.  

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