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IoT para monitoramento em tempo real da ocupação em locais essenciais para facilitar a tomada de decisões
(Universidade Federal de São Carlos, 2024-02-07)
The Internet of Things (IoT) can play an essential role in helping to face the challenges of capacity and high demand in essential service locations (bank branches, postal logistics spaces, lottery shops, public offices, ...
Identificação de escritor por transformada SIFT e SVM-Linear na língua portuguesa
(Universidade Federal de São Carlos, 2024-02-16)
This work investigates the feasibility of the SIFT Transform (Scale-Invariant Feature Transform) and the SVM-Linear algorithm (Support Vector Machine-Linear) for identifying authors in texts in portuguese. The research ...
Revisão bibliográfica: erros causados por raios cósmicos em dispositivos eletrônicos
(Universidade Federal de São Carlos, 2023-10-27)
Cosmic rays, coming from outer space, can penetrate eletronic devices in order to change several characteristics such as functioning, performance and useful life. These particles are composed of an atomic nuclei, made up ...
Análise de sentimentos no domínio do e-commerce utilizando modelos de linguagem
(Universidade Federal de São Carlos, 2024-02-09)
Natural Language Processing (NLP) is a subfield of computer science, specifically within Artificial Intelligence, aimed at providing computers with the ability to comprehend words, both in text and speech, similar to how ...
Discussão sob as perspectivas técnica, econômica e ambiental do uso de concentradores baseados em lentes de Fresnel em sistemas de geração fotovoltaica
(Universidade Federal de São Carlos, 2024-02-08)
With the expansion and popularization of photovoltaic energy generation systems, con- sumers classified in group A, whether captive or free, meet a significant portion of their demands. However, depending on the size of ...
Análise técnico-econômica de projetos de sistemas de geração fotovoltaica residenciais
(Universidade Federal de São Carlos, 2024-02-06)
Observing the increasing energy demand and the significant rise in electricity tariffs for consumers, especially residential consumers, in recent years, it becomes viable to find means to reduce the exposure of these ...
Desenvolvimento e construção de um sistema de controle de uma fechadura elétrica para residências comandado por um celular
(Universidade Federal de São Carlos, 2021-10-26)
The present work consists in the development and construction of a prototype
of an electric lock for homes, remotely controlled by cell phone using the ESP8266
NodeMcu module, a card with a Wi-Fi connection. One of the ...
Desenvolvimento de transistores de efeito de campo a partir de monocamada de WS2 sobre hBN em substrato de óxido de silício
(Universidade Federal de São Carlos, 2023-09-01)
The discovery of graphene triggered a significant increase in research related to two-dimensional materials. Among them, transition metal dichalcogenides, 2D materials referring to groups 4-7 of the periodic table with ...
Geração de chave na camada física para sistemas FDD baseado em aprendizagem profunda
(Universidade Federal de São Carlos, 2023-08-28)
The advancement of telecommunications and the transition to the next generation of networks (6G) opens new challenges and opportunities. Security at the physical layer (PLS, Physical Layer Security) is crucial to ensure ...
Desenvolvimento de um videocurso sobre o software de simulação LTspice
(Universidade Federal de São Carlos, 2023-08-28)
This article describes the creation of an introductory video course on the LTspice circuit simulation software, with a focus on meeting the learning needs of students and electronics enthusiasts. The course comprises eleven ...