Facultad de Estadística
Recent Submissions
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Aplicación de una regresión beta para la estimación del descuento por obligación de clientes con cartera morosa
(Universidad Santo TomásRregrado estadísticaFacultad de estadística, 2016-06)This paper proposes a grade regression model with beta distribution using the classical methodology and its implementation in R. The main objective is to evaluate the beta regression to estimate the discount obligations ... -
Caracterización de las infracciones de tránsito en Bogotá en el año 2017 utilizando un modelo Cox Log - Gaussiano de patrones puntuales
(Universidad Santo TomásMaestría Estadística AplicadaFacultad de Estadística, 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 ... -
Métodos Bayesianos para caracterizar el comportamiento legislativo del Senado colombiano en el periodo 2010 - 2014
(Universidad Santo TomásMaestría Estadística AplicadaFacultad de Estadística, 2021-09-16)This work applies Bayesian methodologies to characterize the legislative behavior of the Colombian Senate during the 2010–2014 period. The analysis is done through the plenary roll-call votes of this legislative chamber. ... -
Modelamiento del precio de la papa criolla en el departamento de Cundinamarca por medio de series de tiempo y modelos dinámicos
(Universidad Santo TomásMaestría Estadística AplicadaFacultad de Estadística, 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, ... -
Un indicador departamental de lesiones de causa externa y desapariciones en Colombia en el periodo 2018-2019
(Universidad Santo TomásRregrado estadísticaFacultad de estadística, 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 ... -
Generalized time-varying coefficient models for the analysis of longitudinal data in health: an application in HIV / AIDS and COVID-19
(Universidad Santo TomásMaestría Estadística AplicadaFacultad de Estadística, 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 ... -
Pronóstico del precio de la energía en Colombia por medio de modelos GARCH y Redes Neuronales Recurrentes
(Universidad Santo TomásRregrado estadísticaFacultad de estadística, 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 ... -
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 TomásMaestría Estadística AplicadaFacultad de Estadística, 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 ... -
Implementación de Metodologías Estadísticas para Pronósticos de Vivienda en Bogotá
(Universidad Santo TomásRregrado estadísticaFacultad de estadística, 2021-07-12)The acquisition of housing has been something essential for miles of years, since humans stopped being nomads and decided to settle in a specific place, additionally with the capitalist system the houses stopped being only ... -
Evaluación de un programa orientado a promover el desarrollo de competencias ciudadanas y emocionales en instituciones educativas.
(Universidad Santo TomásMaestría Estadística AplicadaFacultad de Estadística, 2021-07-06)Evaluating interventions in the social sector is a felt need by the funders to verify the effectiveness of their contributions, by the population involved to verify that their effort is compensated and by the coordinating ... -
Análisis multivariado y de regresión logística para la detección de jugadores promesas del futbol
(Universidad Santo TomásRregrado estadísticaFacultad de estadística, 2021-06-24)The use of statistics applied to football is becoming more conventional and used by renowned teams around the world, although many argue that the use of analytics takes away the excitement of sports, others think that it ... -
Mecanismos de atención e interpretabilidad en el aprendizaje automático para la detección de enfermedades oculares a través del uso de tomografías
(Universidad Santo TomásPregrado EstadísticaFacultad de Estadística, 2021-02-04)Deep learning is here to stay for a long time; thus, in recent years, as a result of the development of artificial intelligence, it has been applied in several areas of knowledge, mainly in the health sciences. Faced with ... -
Modelamiento de redes sociales múltiples
(Universidad Santo TomásMaestría Estadística AplicadaFacultad de Estadística, 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 ... -
Una aplicación de redes neuronales artificiales para el pronostico de los rendimientos de la serie de Ecopetrol
(Universidad Santo TomásPregrado EstadísticaFacultad de Estadística, 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 ... -
Brecha de género en programas de formación en Estadística en Colombia entre los años 2007-2018
(Universidad Santo TomásPregrado EstadísticaFacultad de Estadística, 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 ... -
Comparación de modelos clásicos en series de tiempo y modelos bayesianos para pronosticar tres acciones colombianas en el último año
(Universidad Santo TomásPregrado EstadísticaFacultad de Estadística, 2020-01-21)In this work, it is determined that statistical model is best for forecasting the yields of Colombian financial shares(Ecopetrol S.A (ECO), Grupo Nutresa S.A (NCH) and Banco Davivienda Pf (DVI_p), Models applied to series ... -
Modelo logístico multinomial ordinal para la caracterización del dengue en el departamento del Caquetá entre los años 2012 hasta el 2019
(Universidad Santo TomásPregrado EstadísticaFacultad de Estadística, 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 ... -
Procesos puntuales poisson para evaluar la distribución espacial de yacimientos arqueológicos en Colombia
(Universidad Santo TomásPregrado EstadísticaFacultad de Estadística, 2021-01-20)The archeology and the spatial distribution of the different archaeological sites allow to understand the behavior and interaction with the territory of those who occupied it. The present document proposes the identification ... -
Algoritmos de aprendizaje supervisado utilizando datos de monitoreo de condiciones: un estudio para el pronóstico de fallas en máquinas.
(Universidad Santo TomásMaestría Estadística AplicadaFacultad de Estadística, 2020-09-17)This paper provides an overview of some Machine Learning and Deep Learning methods as fundamental tools in detecting potential failures of physical assets using condition monitoring techniques, for this, in the first part ... -
Propuesta metodológica para la construcción de un índice de transformación digital de los clientes en la empresa Enel Codensa con análisis factorial de datos mixto (FAMD)
(Universidad Santo TomásPregrado EstadísticaFacultad de Estadística, 2020-08-01)Digital transformation is one of the most relevant issues in business planning currently, in an increasingly globalized world and with customers interacting more digitally, digital transformation is defi ned as the proper ...
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