Centro de Ciências Exatas e de Tecnologia - CCET: Recent submissions
Now showing items 1-20 of 7424
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Study and quality evaluation of LLM’s generated unit test sets for C Programs
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 04/10/2024)As technology becomes more integrated into our daily routines, reliable software becomes increasingly critical. However, the high cost of manual test generation often leads developers to neglect software quality concepts. ... -
Análise do desempenho térmico de um sistema de telhado verde e seu potencial de mitigação de ilhas de calor urbano em São Carlos - SP
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Engenharia Urbana - PPGEU, Câmpus São Carlos, 08/07/2024)The increase in air temperature is one of the phenomena that can be noticed both in scientific data and through the thermal sensation. This has been occurring due to high environmental degradation, mainly caused by intense ... -
Análise técnica e família GARCH para séries temporais financeiras
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 29/09/2024)The stock market is an environment where people buy and sell stocks and financial assets, becoming shareholders of companies with the aim of making profits through dividends and stock appreciation. Today, living off income ... -
Avaliação do poder de testes de raíz unitária em séries temporais AR(1) de diferentes comprimentos
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 09/09/2024)The study of time series is essential in various fields, such as economics and social sciences, as it aids in understanding and predicting phenomena over time. A crucial aspect is the stationarity of the series, which can ... -
Perspectivas pód-Pandemia de COVID-19: Previsão do desemprego no Brasil com o méttodo de Holt-Winters
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 13/08/2024)This study aims to analyze the impact of the COVID-19 pandemic on unemployment rates, with a special focus on the gender gap. Using time series methods, we will focus our attention on understanding how the pandemic has ... -
Modelos de resposta limitada para regressão e teoria de resposta ao item
(Universidade Federal de São Carlos, UFSCar, Programa Interinstitucional de Pós-Graduação em Estatística - PIPGEs, Câmpus São Carlos, 16/08/2024)Some bounded response regression models have been recently proposed in the literature to model rates and proportions. In this way, we initially studied the Beta, Simplex and L-logistic regression models considering a ... -
Proposta de plano de reciclagem do isopor em São Carlos através da utilização do d-limoneno como estratégia para economia circular
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 09/09/2024)The growing concern about the disposal of plastic waste and its adverse environmental effects drives the search for more efficient and sustainable recycling solutions. In this context, this paper proposed a recycling plan ... -
Análise da recuperação de sódio a partir das cinzas de caldeiras de recuperação na indústria de papel e celulose
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 19/09/2024)In recent decades, the pulp and paper industry has grown significantly worldwide in recent decades, with Brazil becoming the second largest producer. In line with this development, the search for cost and environmental ... -
Carvão ativado magnético para o tratamento de efluentes da indústria cafeeira
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 19/09/2024)As the planet’s largest natural resource, water plays a vital role in agriculture, industry, and housing. Although more than 70% of the Earth’s surface is covered by water, only 3% is freshwater. and less than 1% is ... -
Avaliação e seleção de rizobactérias associadas a Paspalum vaginatum para desenvolvimento de novos bioinsumos
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Biotecnologia - PPGBiotec, Câmpus São Carlos, 27/06/2024)Embrapa Southeast Livestock holds the second-largest germplasm bank of Paspalum in the world, including Paspalum vaginatum, a coastal plant resistant to saline and waterlogged soils, used for erosion control and sports ... -
Interfacial engineering of van der Waals heterostructures: impacts on the excitonic and valley properties
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Física - PPGF, Câmpus São Carlos, 27/08/2024)The study of two-dimensional (2D) materials has attracted significant attention due to their unique physical properties and potential applications in optoelectronics, spintronics, and quantum technologies. Transition metal ... -
Análise de confiabilidade em projetos de elementos de treliças planas de madeira considerando a variabilidade da inclinação das fibras
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Engenharia Civil - PPGECiv, Câmpus São Carlos, 02/09/2024)Wood, widely used in civil construction in various regions of the world, stands out for its sustainability, low energy consumption, and remarkable mechanical properties. In Brazil, although its application in structural ... -
Gerenciamento e reaproveitamento do resíduo de poda urbana
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 09/09/2024)Urban arborization encompasses all vegetation cover within a city's perimeter, which can be classified into green areas, such as parks and squares, and public roadways. Beyond the visual aspect, green presence appears to ... -
Torsion invariant on cellular complexes
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Matemática - PPGM, Câmpus São Carlos, 20/08/2024)Classifying spaces up to homeomorphism, homotopy equivalence, or combinatorial equivalence is one of the main problems in Topology. To achieve this, we have several invariants in Algebraic Topology, such as Euler ... -
Desenvolvimento e construção de plataformas analíticas portáteis para detecção de RNA viral visando o diagnóstico de doenças infecciosas.
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Química - PPGQ, Câmpus São Carlos, 27/08/2024)Viral respiratory infections represent a major threat to the health of the population around the world. In many cases, COVID-19 presents symptoms that can be confused with Influenza, a disease caused by the Influenza A ... -
Análise de dispositivos hidrológicos de infiltração com modelagem por dinâmica de sistemas aplicada em São Carlos-SP
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Engenharia Urbana - PPGEU, Câmpus São Carlos, 11/07/2024)During urbanization, the concern with urban drainage was insufficient, so that the effects can be observed by the increasing occurrence of floods. In an attempt to reduce these impacts in cities, flood control techniques ... -
Melhoria do processo de gestão de resíduos perigosos na indústria de eletrodomésticos: um estudo de caso em uma empresa multinacional
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 09/09/2024)Efficient management of hazardous waste is a crucial pillar for sustainability in the home appliance industry, where the need for innovation and environmentally responsible practices is becoming increasingly pressing. This ... -
Rahl – a new residual-based adaptive Huber loss function for CQI prediction in 5G networks
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ciência da Computação - PPGCC, Câmpus São Carlos, 19/09/2024)The evolution of data consumption patterns, increasingly decentralized from human behavior, has exerted pressure on the transmission resources within the current mobile network infrastructure. In response to this challenge, ... -
Processo de regulamentação de dispositivos médicos no brasil: da anvisa até o consumidor final
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 02/08/2024)The medical device market in Brazil is constantly growing, highlighting the need to prove the efficacy and safety of these products, both nationally and internationally. Regulatory agencies, such as the National Health ... -
Estudos da fotodegradação em compostos estabilizados de ABS ocasionada por ensaios de envelhecimento natural e acelerado
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ciência e Engenharia de Materiais - PPGCEM, Câmpus São Carlos, 22/11/2012)This work has made comparative assessments of the performance of ABS compounds in accelerated aging and natural exposure tests. The degradation was analyzed by measurements of the Color Variations (CIELab system), Brightness ...