Thales T. Almeida

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In distributed systems, the lack of synchronism among the devices may result in invalid information and hence incorrect decisions. This paper presents DOCS4V, a distributed system for traffic monitoring that minimises the impact of lack of synchronism by assigning a lifetime to the generated information, which is managed according to the local clock of a(More)
As mobile devices, access to geographical information, and migration from web 1.0 to web 2.0 advance, users started playing the role of consumers, producers, and communicators. As a result, several internet systems have spawned that collect Volunteered Geographical Information (VGI). VGI collection systems often need to be developed within short timeframes.(More)
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