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A estatística no futebol: uma análise dos principais fatores que influenciam o número de gols feitos pelos jogadores no campeonato inglês
(Universidade Federal de São Carlos, 2023-01-26)
Soccer is considered one of the most popular sports in the world and its relevance is reflected not only in the crowds that fill the stadiums around the 5 continents within the most varied championships, but also proves ...
Feminicídio antes e durante a pandemia
(Universidade Federal de São Carlos, 2023-08-24)
A lot of studies are done to know the effects of coronavirus pandemic in several society aspects, like colateral effects of the disease. One import social aspect is the violence against women wich many times leads to death. ...
Modelo de predição para dados desbalanceados utilizando informações de financiamentos de veículos
(Universidade Federal de São Carlos, 2023-03-28)
For the statistics thesis project, a model adjustment is proposed for unbalanced data,
using vehicle financing information, with the response variable being dichotomous, divided
into defaulters and non-defaulters. ...
Máquinas de vetores suporte com aplicação em classificação de crédito
(Universidade Federal de São Carlos, 2023-03-22)
The credit granting represents one of the products with the highest profitability within a financial institution. However, to ensure profit, institutions must know to whom they lend their capital. In this scenario, a ...
Análise de séries temporais multivariadas via Wavelet
(Universidade Federal de São Carlos, 2023-08-24)
After the mid-1980s, wavelet theory quickly spread to many fields. Although wavelet analysis has the ability to decompose data into various time scales and to deal with nonstationary data and time location, this methodology ...
Previsão probabilística dos resultados da copa do mundo de 2022 usando uma abordagem bayesiana
(Universidade Federal de São Carlos, 2023-09-06)
This work aims to build and evaluate a predictive statistical model
for football matches. To achieve this, we consider a Bayesian approach in a new
model inspired by Lee (1997). The inspiration comes from two points ...
Estratégias de reamostragem aplicadas em problemas de classificação binária de dados financeiros
(Universidade Federal de São Carlos, 2023-08-22)
Many binary classification problems exhibit unbalanced classes, which consists of one of the two classes being significantly more numerous than the other. The minority class is the least representative, with far fewer ...
Distribuição da estatística de Wald em amostras finitas para modelos GAMLSS paramétricos
(Universidade Federal de São Carlos, 2023-08-24)
In parametric regression models, we often want to test hypotheses regarding the values of their parameters. Specifically, when we depart from the general linear model (random errors with a Normal distribution), the Wald ...
Classifcação binária via Bayes Ingênuo: um estudo comparativo de predições
(Universidade Federal de São Carlos, 2023-03-17)
In this undergraduate thesis, we propose a review of the Naive Bayes classifcation
method applied to binary response variables, with a more in-depth formalization of the
Gaussian Naive Bayes and Flexible Naive Bayes ...
Long and short por cointegração aplicado ao mercado acionário brasileiro
(Universidade Federal de São Carlos, 2023-09-06)
In this article, we conduct a detailed analysis of the long and short investment strategy with cointegration in the Brazilian stock market. We explore the correlation between pairs of stocks and propose a trading approach ...