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This paper presents a development of a system of management and control of traffic congestion, the role of this system is to alert decision makers at every moment of the threshold value reached by traffic congestion to take the necessary measures to resolve the problems that appear in traffic jams. One of the modules of that system presents an optimization(More)
In this paper, a detailed conception of an embedded system of road sign recognition algorithms based on color segmentation, shape analysis and template matching has been made. These techniques are poorly adapted to the Arab context, since some signs are written with Arabic letters. The illumination changes are the greatest obstacle in our work. Therefore,(More)
The development of technologies of multimedia, linked to that of Internet and democratization of high outflow, has made henceforth E-learning possible for learners being in virtual classes and geographically distributed. The quality and quantity of asynchronous and synchronous communications are the key elements for E-learning success. It is important to(More)
The advent of information and communication technologies (ICT) in the domain of education represents a real opportunity for spreading knowledge. Many results have already been obtained, which aimed mainly to facilitate the arrangement of pedagogical contents by large and massive deployment of digital environments of work. The development of technologies of(More)
The development of technologies of multimedia, linked to that of Internet and democratization of high speed, has made henceforth E-learning possible for learners being in virtual classes and geographically distributed. One benefit to taking course online is that the online course structure is typically more student focused than teacher centered and(More)
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