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Now showing items 12525-12544 of 18780
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Métodos Bayesianos para seleção de modelos de mistura de distribuições normais e t de Student assimétricas
(Universidade Federal de São Carlos, UFSCar, Programa Interinstitucional de Pós-Graduação em Estatística - PIPGEs, Câmpus São Carlos, 28/06/2023)In this work, we consider mixture models whose components of the mixture are modeled by the skew normal and skew t distributions. For the estimation of these skew mixtures models, we used a Bayesian approach, via Markov ... -
Métodos de agrupamento longitudinal: uma aplicação em dados de ondas ultrassônicas
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 12/11/2021)The preservation of buildings faces several challenges, such as the wear caused by weather, atmospheric conditions, soil settlement or even lack of proper maintenance. In some cases, such as historical heritage, it is not ... -
Métodos de agrupamento na análise de dados de expressão gênica
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Estatística - PPGEs, , 16/02/2009)The clustering techniques have frequently been used in literature to the analyse data in several fields of application. The main objective of this work is to study such techniques. There is a large number of clustering ... -
Métodos de aprendizado ativo
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 12/04/2022)In the field of supervised learning, the good performance of a prediction model is generally tied to the presence of a large labelled training set. However, there are many situations where labelling an instance is expensive ... -
Métodos de aquecimento ativo de soluções endovenosas na prevenção ou tratamento de hipotermia do paciente perioperatório: scoping review
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 18/01/2022)Objective: To map the existing literature on active warming methods for intravenous solutions to prevent or treat hypothermia in perioperative patients. Method: To support this study, a Scoping Review was conducted according ... -
Métodos de avaliação da musculatura do assoalho pélvico feminino
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Fisioterapia - PPGFt, , 02/12/2013)Proper assessment of the pelvic floor muscles is essential for the correct pelvic floor dysfunctions treatment. However, currently there is not a method considered as the gold standard assessment. Therefore, this thesis ... -
Métodos de avaliação direta da força dos músculos do assoalho pélvico feminino: revisão sistemática e modelo de utilidade
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Biotecnologia - PPGBiotec, Câmpus São Carlos, 03/03/2016)The pelvic floor muscles have an important role in supporting the abdominal viscera and also in urinary and fecal continence, also have an important role in sexual function of women. It is through the functional assessment ... -
Métodos de categorização de atributos como instrumentos para melhoria de serviços: uma aplicação à iniciativa contribuinte da cultura
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ciência, Tecnologia e Sociedade - PPGCTS, , 29/09/2011)This study consists in the application of three market research methodology: The Importance- Performance Matrix and the traditional Kano methods of Attractive Quality and Mandatory and the modified Kano by fuzzy logic. ... -
Métodos de categorização de variáveis preditoras em modelos de regressão para variáveis binárias
(Universidade Federal de São Carlos, UFSCar, Programa Interinstitucional de Pós-Graduação em Estatística - PIPGEs, Câmpus São Carlos, 13/06/2017)Regression models for binary response variables are very common in several areas of knowledge. The most used model in these situations is the logistic regression model, which assumes that the logit of the probability of ... -
Métodos de colapsagem de variantes raras para mapeamento de QTLs
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 30/01/2024)The mapping of regions in the genome associated with quantitative traits (QTLs) through SNP-type genetic markers has been one of the central problems in Genetics and Molecular Biology and several methods of detection and ... -
Métodos de detecção de fraude em cartões de crédito: um estudo comparativo
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 14/04/2022)The arrival of the pandemic radically changed the consumption habits of goods and services, starting to occur almost exclusively in the virtual world, which in turn, in the context of fraud, has a greater number of loopholes ... -
Métodos de detecção de mudança de uso e cobertura do solo para monitoramento ambiental
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Planejamento e Uso de Recursos Renováveis - PPGPUR-So, Câmpus Sorocaba, 09/06/2022)Forest monitoring is currently indispensable for environmental planning. Through it, it is possible to detect and spatialize changes in land use and cover, becoming a tool for decision-making. In this context, the general ... -
Métodos de estimação baseados em modelos na presença de dados faltantes
(Universidade Federal de São Carlos, UFSCar, Programa Interinstitucional de Pós-Graduação em Estatística - PIPGEs, Câmpus São Carlos, 14/10/2022)The missing data are observations that should have been made, but were not for some reason, thus reducing the ability to understand the nature of the phenomenon, in addition to making it difficult to extract information ... -
Métodos de estimação em modelos de efeitos mistos não lineares de caudas pesadas
(Universidade Federal de São Carlos, UFSCar, Programa Interinstitucional de Pós-Graduação em Estatística - PIPGEs, Câmpus São Carlos, 05/12/2019)Parameter estimation in nonlinear mixed-effects models is often challenging. In this thesis, a comparison of estimation methods for these models is proposed under a frequentist approach. In the first study, a comparison ... -
Métodos de extração e aproveitamento da lignina proveniente de biomassa vegetal
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 14/12/2020)Lignin is one of the most widely available biopolymers in the nature, being less abundant only when compared to cellulose. It is a three-dimensional shaped molecule, with a complex and highly branched phenolic structure. ... -
Métodos de geoprocessamento na avaliação da susceptibilidade do cerrado ao fogo.
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ecologia e Recursos Naturais - PPGERN, , 14/11/2002)At the present, the Cerrado (a type of the Brazilian savannas) is burned on about 20 to 30% of its area during the dry season mainly owing to anthropic causes. Three simultaneous factors are needed for the burnings to ... -
Métodos de limpeza de equipamentos industriais: destaque para o sistema CIP
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 14/03/2023)In recent years, sanitaries demands to the production process and the final product, both by government and by consumers, have been growing more and more. One of the requirements, which makes the production and, consequently, ... -
Métodos de monitoramento de fermentação alcoólica
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 13/09/2022)Sugarcane cultivation and ethanol production in Brazil has an active role in the country's economy, sugar since colonization in the 16th century and ethanol since the last century, currently having an important participation ... -
Métodos de Monte Carlo Hamiltoniano aplicados em modelos GARCH
(Universidade Federal de São Carlos, UFSCar, Programa Interinstitucional de Pós-Graduação em Estatística - PIPGEs, Câmpus São Carlos, 26/04/2019)One of the most important informations in financial market is variability of an asset. Several models have been proposed in literature with a view of to evaluate this phenomenon. Among them we have the GARCH models. This ... -
Métodos de Monte Carlo Hamiltoniano na inferência Bayesiana não-paramétrica de valores extremos
(Universidade Federal de São Carlos, UFSCar, Programa Interinstitucional de Pós-Graduação em Estatística - PIPGEs, , 09/03/2015)In this work we propose a Bayesian nonparametric approach for modeling extreme value data. We treat the location parameter _ of the generalized extreme value distribution as a random function following a Gaussian process ...