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Caracterización de las infracciones de tránsito en Bogotá en el año 2017 utilizando un modelo Cox Log - Gaussiano de patrones puntuales
(Universidad Santo Tomás, 2021-09-16)
The spatial analysis of point patterns is used to know the behavior of a set of data throughout a spatial observation window, and then to propose models that allow making predictions about the number of occurrences of a ...
Modelamiento del precio de la papa criolla en el departamento de Cundinamarca por medio de series de tiempo y modelos dinámicos
(Universidad Santo Tomás, 2021-09-20)
The objective of the following research is to evaluate the behavior and forecast of the price of the papa criolla in the department of Cundinamarca, according to the climate factors from January 2012 to April 2018. Therefore, ...
Modelamiento de redes sociales múltiples
(Universidad Santo Tomás, 2021-01-20)
In this work, we propose a statistical model to simultaneously characterize two or more social networks, where the same set of actors interact with each other. In addition to investigate ties within networks, the proposed ...
Desarrollo de modelo Bayesiano jerárquico de mezcla con número de componentes aleatorio para cuantificar el riesgo de suscripción en seguros de no vida
(Universidad Santo Tomás, 2021-07-16)
The purpose of this project is developmenting a fully Bayesian hierarchical mixture model with a random number of components, in order to quantify the risk of subscription in non-life insurance. Subscription risk from the ...
Pronóstico del precio de la energía en Colombia por medio de modelos GARCH y Redes Neuronales Recurrentes
(Universidad Santo Tomás, 2021-08-25)
The price of energy is a variable with high volatility due to the large number of influencing
factors that cause peaks and strong variations in certain periods, for this reason a model of the
price of energy will be ...
Generalized time-varying coefficient models for the analysis of longitudinal data in health: an application in HIV / AIDS and COVID-19
(Universidad Santo Tomás, 2021-08-25)
Longitudinal data analysis is necessary when the response variable is repeatedly measured on the same observation unit over time. The parametric methods have been traditionally used in the analysis of longitudinal data ...
Brecha de género en programas de formación en Estadística en Colombia entre los años 2007-2018
(Universidad Santo Tomás, 2021-01-19)
One of the problems in higher education in Colombia is the existence of gender gaps, these can be observed either by career or by the region in which it is offered, it can also be affected by the level of training to which ...
Una aplicación de redes neuronales artificiales para el pronostico de los rendimientos de la serie de Ecopetrol
(Universidad Santo Tomás, 2021-01-20)
This work proposes a model based on recurrent neural networks (RNN) to forecast the performance of Ecopetrol, which is one of the most successful actions in the country. Various configurations of RNN are studied, including ...
Un indicador departamental de lesiones de causa externa y desapariciones en Colombia en el periodo 2018-2019
(Universidad Santo Tomás, 2021-08-04)
Injuries of external cause in Colombia are an important social problem, these injuries are fatal or non-fatal and of different causes, among them are violence, traffic accidents and missing persons. For this reason, it is ...
Modelo logístico multinomial ordinal para la caracterización del dengue en el departamento del Caquetá entre los años 2012 hasta el 2019
(Universidad Santo Tomás, 2021-01-21)
Dengue is a viral disease that affects the vast majority of countries in the tropics and subtropics, being transmitted by the Aedes aegypti mosquito. In the department of Caquetá, being a humid area with a large number of ...