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Itens para a visualização no momento 21-30 of 83
Classificação de retornos utilizando dados de alta frequência no mercado de bitcoins
(Universidade Federal de São Carlos, 2020-03-10)
In the cryptocurrency market, Bitcoin stands out as the most accepted traded in the world. However, due to its high volatility, the prediction of price behaviors, in special, the trend classification, becomes a challenge ...
Método de reconstrução tomográfica de amostras agrícolas com o emprego de técnicas big data
(Universidade Federal de São Carlos, 2020-01-31)
A new method of high resolution tomographic reconstruction of agricultural samples is presented, which uses the spectral density of X-ray tomographic projections as a criterion to minimize processing time and obtain good ...
Quantificação e agrupamento de neurônios in vitro usando mapas auto-organizáveis em matriz de microeletrodos
(Universidade Federal de São Carlos, 2020-03-02)
Understanding how information is encoded in large neuronal networks
is one of the biggest challenges in neuroscience. A possible approach
to investigate the information processing capabilities of
neuronal nets is given ...
Extração de características e aprendizado não-supervisionados em imagens hiperespectrais
(Universidade Federal de São Carlos, 2020-04-29)
Hyperspectral imagery have hundreds of bands and greater subtle differences discrimination capacity in compariosion with multispectral imagery, which benefits precision applications. However, inherent high spectral ...
Análise da predição da violência infantil por meio de árvores de decisão e regras de associação
(Universidade Federal de São Carlos, 2020-06-02)
According to the United Nations International Children's Emergency Fund (UNICEF), currently around 300 million children around the world suffer from various types of abuse, including: psychological, physical, sexual or ...
Classificação de imagens de ressonância magnética nas classes Normal, Comprometimento Cognitivo Leve e Alzheimer usando projeções PCA e Kernel PCA, e máquinas de vetores suporte
(Universidade Federal de São Carlos, 2020-06-24)
Given the aging of the population in Brazil and the world, with a possible inversion of the
age pyramid, moving towards an increasing number of older adults (≥ 60 years), projected
1.4 billion, 16.4% of the world population, ...
Recomendações de design para jogos educacionais Inclusivos para diferentes dispositivos
(Universidade Federal de São Carlos, 2020-03-18)
In the last decades, digital games have invaded people daily lives. The increasingly fast and
accessible Internet, combined with the popularization of mobile devices, have promoted the
growth of the digital games market, ...
Descrevendo regiões de imagens através de redes neurais profundas e abstract meaning representation
(Universidade Federal de São Carlos, 2020-05-28)
The world around us is composed of images that often need to be translated into words. This translation can take place in parts, converting regions of the image into textual descriptions. The description of the region of ...
Detecção automática da superfície sagital mediana em imagens de ressonância magnética do cérebro humano usando uma abordagem de filtragem multiescala
(Universidade Federal de São Carlos, 2020-06-26)
Both hemispheres of the human brain, left and right, are separated by a fissure called interhemispheric (IHF), which is commonly shaped by a geometric plane, known as midsagittal plane (MSP). However, despite the name, the ...
Automated analysis of leukocyte recruitment for in vivo studies using a spatiotemporal approach and multiple image features
(Universidade Federal de São Carlos, 2020-03-30)
Over the last few years, many researchers have directed their efforts and interests toward in vivo studies of the cellular and molecular mechanisms in the microcirculation of many tissues under different inflammatory ...