Browsing Cursos de Graduação by CNPq Subject "CIENCIAS EXATAS E DA TERRA::PROBABILIDADE E ESTATISTICA::PROBABILIDADE E ESTATISTICA APLICADAS"
Now showing items 1-17 of 17
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Máquinas de vetores suporte com aplicação em classificação de crédito
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 22/03/2023)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, UFSCar, , Câmpus São Carlos, 24/08/2023)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 ... -
Feminicídio antes e durante a pandemia
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 24/08/2023)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. ... -
Estratégias de reamostragem aplicadas em problemas de classificação binária de dados financeiros
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 22/08/2023)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 ... -
Análise, seleção e agrupamento de características relevantes das equipes da NFL durante os anos de 2013-2016 e suas relações - um estudo de caso
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 14/09/2022)On this work, the study of different NFL (National Football League) variables was proposed, with the main goal of analysing, selecting and clustering their characteristics and its correlations. Data on the official NFL ... -
Inferência da conectividade neuronal e o modelo de Galves e Löcherbach
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 16/09/2022)One of the most important issues in neuroscience is to understand the dynamics of animal behavior, that is, the joint action of large numbers of neurons, body parts, and the environment. The relationship between this ... -
Modelo de regressão logı́stica com mistura de distribuições : estimadores de máxima verossimilhança e bayesiano utilizando o Stan
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 02/02/2024)We explore the logist regression model, estimating its parameters through maximum likelihood and Bayesian estimators. We use mixtures of distributions for 𝐾 = 1 and 2 components. The Hamiltonian Monte Carlo implemented ... -
Um estudo aplicado no estado de São Paulo utilizando Redes Bayesianas na predição do controle no avanço de COVID-19
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 12/02/2021)Since december 2019, our planet has been suffering from an unexpected pandemic of coronavirus 2019 (COVID-19), due to severe respiratory sindrome caused by coronavius 2 (SARS-CoV-2). Since it trasmits by droplets from cough ... -
Modelo de Séries Temporais Autorregressivo Periódico - PAR
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 20/06/2021)This work presents the study of a type of time series model, called of periodic autoregressive model, which emerged from the researches of Thomas and Fiering (1962), according to Hipel and McLeod (1994). Its use is mainly ... -
Um estudo sobre wavestrap
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 30/06/2021)Wavelets are basis of function spaces that can be used to represent both continuous (functions) and discrete (sequences) signals; wavelets study gained great notoriety after the work of Daubechies, who developed a wavelet ... -
Inferência da conectividade neuronal via estimação de medidas da teoria da informação
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 08/06/2021)Information theory studies how communication systems integrate, encode, compute, and transmit information. The neural system is an example where communication takes place with neurons responding to stimuli and conducting ... -
Detecção de alteração no regime pluviométrico da Serra da Cantareira via modelo de espaço de Estados
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 20/01/2021)In the period between 2014 and 2016, the Southeast region suffered from a severe drought process. According to the 2014 special insert, prepared by the National Water Agency (2014) of the Ministry of the Environment, the ... -
Estudo do teste SNHT (Standart Normal Homogeneity Test) para detecção de pontos de mudança em séries temporais
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 20/06/2021)The study of time series is extremely important for a better understanding how certain events develop over time. To do this, be able to to indicate the exact moment when a given phenomenon changes its pattern of behavior ... -
Análise de sobrevivência em marketing, considerando o modelo exponencial com fragilidade compartilhada, na predição de churn
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 10/06/2021)Services companies like telephony, health plans, internet and others, have redirect their marketing strategies in the customers retention. By maintaining a business relationship with their consumers, companies guarantee ... -
Um estudo do impacto do draft nas temporadas posteriores da NFL
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 06/09/2024)The National Football League (NFL) is the world’s premier American football league, consisting of 32 teams divided into two conferences and organized into offensive, defensive, and special teams units. Unlike traditional ... -
Análise de dados de estudos independentes: um estudo sobre metanálise
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 20/08/2024)This paper presents the statistical technique of meta-analysis and its applications as a tool for synthesizing scientific evidence, with the goal of understanding its potential in the integration and analysis of results ... -
Uma abordagem baseada em passeios aleatórios para identificar o melhor piloto de Fórmula 1 da história
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 17/09/2024)In the world of motorsports, when we are interested in identifying the best driver, we generally only consider those who have raced in Formula 1, the pinnacle of the global four-wheeled sport. However, the definition of ...