Browsing Engenharia de Computação - EC by Title
Now showing items 1-20 of 77
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Acessibilidade de leitura para cegos com o projeto Celta numa Raspberry PI
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 31/08/2023)Braile reading is fundamental to include visually impaired people in the access to information, it‘s a type of literacy and communication able to include everyone in society allowing then access to knowledge and culture. ... -
Adaptação dos algoritmos ROCKET e MiniRocket para classificação de tumores cerebrais
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 04/09/2024)One of the main methods of brain tumor diagnosis is the magnetic resonance imaging of a patient’s head. Identifying a tumor’s type using those images is important for its adequate treatment, and one of the most relevant ... -
Agrupamento em conjunto de dados com múltiplos atributos via redução de dimensionalidade e detecção de comunidades
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 01/02/2023)This work falls within the field of Machine Learning and focuses on the challenge of Clustering in datasets with multiple variables. Addressing the issue of the Curse of Dimensionality, a common difficulty in high-dimensional ... -
Alocação de carteiras de ações utilizando aprendizado de máquina e regras fuzzy
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 22/09/2022)Long-term investments through stock portfolios attract the attention of investors, who are looking for simple and effective ways to select stocks to compose a portfolio, as well as find a series of assets that will have ... -
Análise comparativa de algoritmos de construção de grafos e técnicas de incorporação de palavras na análise de sentimentos
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 01/02/2024)Sentiment analysis has become a crucial tool for understanding public perception in various areas, such as marketing, politics, and social media. It allows the extraction of valuable insights from large volumes of text, ... -
Uma análise comparativa de desempenho entre diferentes tecnologias de execução de aplicações web do lado do servidor
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 14/12/2020)This work compares the performance of native applications against applications to be executed by execution systems. The applications were built with two frameworks meant for server-side application development with Java: ... -
Análise comparativa entre algoritmos de agrupamento e de detecção de comunidades em redes
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 22/11/2021)Clustering is one of the most notorious Machine Learning techniques and has an infinite number of practical applications in different areas of knowledge. Understanding the types of approaches and their characteristics is ... -
Análise comparativa entre algoritmos de classificação de gênero musical baseados em diferentes representações visuais e transferência de aprendizado
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 31/01/2024)Organizing and retrieving musical information automatically is a highly demanded activity. Labeling music with information that succinctly describes it has implications for these and other related tasks. One of the most ... -
Análise da conectividade e resiliência de redes complexas formadas por neurônios
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 28/08/2024)The computational study of biological neural networks involves using real properties of neurons to simulate the dynamics of neuronal cells. Although recent neuroscience studies investigate the relationship between neurons ... -
Análise de algoritmos de construção de grafos em conjuntos de dados de alta dimensionalidade
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 28/08/2023)The rapid development and adoption of information technologies, such as the internet, have resulted in an explosion in data generation, significantly increasing the volume of new instances with various attributes. The vast ... -
Análise de artigos científicos sobre COVID-19: uma perspectiva usando redes complexas
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 18/04/2022)The COVID-19 pandemic was one of the 21st century's biggest events, impacting the lives of all the people on the planet. From a scientific perspective, it was a very accelerated growth period for the medical, pharmaceutical ... -
Análise de metodologias e estratégias de testes de API rest: um estudo de caso
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 29/08/2023)The present work aims to present an analysis of API testing types, their characteristics, and the importance of these tests to ensure API quality. In addition, the concept of Behavior-Driven Development (BDD) and how it ... -
Análise de polaridade e de tópicos em tweets no domínio da política no Brasil
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 14/10/2021)The political scenario in Brazil is one of the busiest and most controversial in the last decade. With the advent of social networks, a new communication channel between voters and politicians was created, with users having ... -
Uma análise do aplicativo Moodle Mobile para pessoas com deficiência visual
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 06/01/2021)Due to the rapid evolution in the efficiency and the popularity of mobile devices, these devices have become essential for the daily lives of most people. In this context, accessibility tools and techniques must follow ... -
Análise e aplicações do algoritmo UMAP para classificação e redução de dimensionalidade de conjuntos de dados com múltiplas variáveis
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 29/03/2023)Through many real-life applications, gathering information through real instruments subject to noise and imperfections tends to generate datasets where the number of observed variables and components easily exceeds a number ... -
Uma análise experimental de modelos de relacionamentos direcionais em banco de dados espaciais
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 14/04/2022)The use of spatial data is constantly growing in several areas of knowledge. This information is stored in Spatial Databases, which use approximations to simplify objects and thus reduce execution time. Spatial queries ... -
Aplicação de métodos de redução de dimensionalidade não lineares em classificadores paramétricos e não paramétricos
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 04/12/2023)Much of the data collected and used in machine learning applications is structured in high-dimensional spaces. Images, text documents and sensor data are some examples of data collected all the time, and whose number of ... -
Aplicação de Técnicas de Aprendizado de Máquina na Identificação de Marcadores Genéticos para a Doença de Alzheimer
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 01/02/2024)Single nucleotide polymorphism (SNP) is the variation at a single position in the nucleotide chain where DNA is formed. Since it is a genetic alteration, it is of utmost importance for the study of human health. Through ... -
Aplicação web para modelo de classificação da qualidade da argumentação em tweets no domínio da política brasileira
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 29/01/2024)In the contemporary Brazilian political scenario, argumentation on social media platforms, with a particular focus on Twitter (currently known as X), plays a fundamental role in shaping public opinion. Evaluating the quality ... -
Aplicando XAI na comparação de redes neurais e árvores de decisão
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 30/01/2024)The new focus on artificial intelligence confronts us with a long-standing concern data on such algorithms, the distinction between white-box and black box. This study seeks to explore analysis techniques, known as Explainable ...