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This paper presents a new proposal to provide electronic health care for riverine communities through Vehicular Ad Hoc Networks (VANETs), using boats as data mules. The focus of this project is based in specific scenarios without telecommunications infrastructure, like Marajó Archipelago, located in north of Brazil, at Amazon Forest.
In today's world, WWW as a platform to deliver instruction enables e-learning systems to manage a large quantity of different digital content. Teachers contribute their expert knowledge and students contribute their investigation works, tasks, etc. As a consequence of this, the content repository grows with a lot of information. Then, an urgent need exists(More)
Although several methods for action recognition have been proposed in the literature, many of them have limitations in terms of applicability in real-life situations. Despite satisfactory accuracy rates achieved by a number of methods, an effective action recognition system requires workability in real time. However, this feature usually comes along with(More)
Cerebral angiography is nowadays a standard test in neurosurgical treatment. The coupling between such a diagnostic technique and neurosurgical practices is the outcome of a complex story. This paper explores that complexity. It does so by exploring the continuities and discontinuities between the multiple definitions and uses of angiography in the first 20(More)
A pet that goes missing is among many people’s worst fears: a moment of distraction is enough for a dog or a cat wandering off from home. Some measures help matching lost animals to their owners; but automated visual recognition is one that — although convenient, highly available, and low-cost — is surprisingly overlooked. In this paper, we inaugurate that(More)