In developing countries, deploying National Research and Education Networks (NRENs) infrastructures is viewed as a determining step for fostering science and education. In Africa, several NRENs initiatives appeared, having as critical succe...

We present a method for the procedural generation and rendering of lightning bolts. The geometric definition of the bolt is based on space colonization, exploring the similarity between natural trees and lightning bolts. Regarding render...

Current traffic sign image repositories for classification purposes suffer from scarcity of samples due to the compiling and labelling images being mainly a manual process. Thus, researchers resort to alternative approaches to deal with ...

Creating a traffic sign dataset with real data can be a daunting task. We discuss the issues and challenges of real traffic sign datasets, and evaluate these issues from the perspective of creating a synthetic traffic sign ...