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Verónica Paiva
Desde la década de 1960 en adelante, el medio ambiente se ha convertido en un tema prioritario en el nivel mundial. En lo que a estudios históricos se refiere la mayor parte de las investigaciones sobre historia ambiental han sido producidas desde la per...
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Catarina Gonçalves Dias, Inna Choban de Sousa Paiva and Luísa Cagica Carvalho
This study draws on agency theory and evaluates the effect of the remuneration structures of board members on earnings management, proxied by discretionary accruals. To achieve the objective, this study uses a multiple regression model and a hand-collect...
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José Azinheira, Reginaldo Carvalho, Ely Paiva and Rafael Cordeiro
This paper proposes a new kind of airship actuator configuration for surveillance and environmental monitoring missions. We present the design and application of a six-propeller electrical airship (Noamini) with independent tilting propellers, allowing i...
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José Fernando Martins Paiva,Vinícius Silva Pereira,Antônio Sérgio Torres Penedo
O objetivo deste estudo de caso foi de analisar a relação entre o endividamento da empresa Marfrig Global Foods S/A e o seu desempenho financeiro no período de 2008 a 2019, em uma nova abordagem da regionalidade. A correlação estatística entre as variáve...
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Jakub Swacha, Ricardo Queirós and José Carlos Paiva
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Brunna de Sousa Pereira Amorim, Anderson Almeida Firmino, Cláudio de Souza Baptista, Geraldo Braz Júnior, Anselmo Cardoso de Paiva and Francisco Edeverton de Almeida Júnior
Road accidents are a worldwide problem, affecting millions of people annually. One way to reduce such accidents is to predict risk areas and alert drivers. Advanced research has been carried out on identifying accident-influencing factors and potential h...
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Andréia S. de Barros, Cristiano Fragassa, Maycon da S. Paiva, Luiz A. O. Rocha, Bianca N. Machado, Liércio A. Isoldi, Mateus das N. Gomes and Elizaldo D. dos Santos
Studies regarding renewable energy sources have gained attention over recent years. One example is wave energy converters, which harvest energy from sea waves using different operational principles such as oscillating water columns, oscillating bodies, a...
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Thiago Poleto, Thyago Celso Cavalcante Nepomuceno, Victor Diogho Heuer de Carvalho, Ligiane Cristina Braga de Oliveira Friaes, Rodrigo Cleiton Paiva de Oliveira and Ciro José Jardim Figueiredo
This paper aims to analyze the intellectual structure and research fronts in application information security in smart cities to identify research boundaries, trends, and new opportunities in the area. It applies bibliometric analyses to identify the mai...
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Joel de Conceição Nogueira Diniz, Anselmo Cardoso de Paiva, Geraldo Braz Junior, João Dallyson Sousa de Almeida, Aristofanes Correa Silva, António Manuel Trigueiros da Silva Cunha and Sandra Cristina Alves Pereira da Silva Cunha
Pathologies in concrete structures, such as cracks, splintering, efflorescence, corrosion spots, and exposed steel bars, can be visually evidenced on the concrete surface. This paper proposes a method for automatically detecting these pathologies from im...
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Diana S. Paiva, Luís Fernandes, João Trovão, Nuno Mesquita, Igor Tiago and António Portugal
This work expands the current knowledge of fungal agents and their role in the biodeterioration of limestone rocks, while providing tools for the development of better and more adequate strategies for the conservation, restoration, and rehabilitation of ...
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