Lucas Maia Silveira

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The ever-increasing usage of mobile phones challenges carriers to evolve and improve their services based on their users' behavior. Nevertheless, it remains uncommon the usage of data about human mobility for discovering patterns which could support the dynamic resource allocation in urban areas. In particular, occasional large scale events impose patterns(More)
Several previous mobility models aim at describing or predicting human behavior in a particular region during a certain period of time. Nevertheless, most of those models have been evaluated using data from a single source, such as data from mobile calls or GPS data obtained from Web applications. Thus, the effectiveness of such models when using different(More)
Glucose-6-phosphate dehydrogenase (G6PD) deficiency is an enzymopathy in which reduced NADPH concentrations are not maintained, resulting in oxidative damage. We evaluated G6PD activity, oxidative stress levels and Trolox equivalent antioxidant capacity in individuals with the A-(202G>A) mutation for G6PD deficiency. Five hundred and forty-four peripheral(More)
Recently it has been observed a world wide increase of online sales, mainly due to agility to buy and attractive prices that are offered on the Web. However, fraud has also been increased on the same rate or more. In order to address this problem it is very important to understand the characteristics of fraudsters and their typical behavior. On the tourism(More)
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