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Nowadays, online social network “Twitter” represents a huge source of unrefined information in various formats (text, video, photo), especially during events and abnormal cases/incidents. New features for Twitter mobile application are now available, allowing user to publish direct photos online. This paper is focusing on photos/videos taken by user and published in real time using only mobile devices...
In this paper, we present an approach to adapt and reuse learning annotations and contexts by describing the process to capitalization and reuse of learning annotations and associated learning contexts. This is to provide to the actor, an appropriate learning which is reviewed or validated previously by others, with similar learning contexts. The modeling and the formalization of learning annotations...
In this paper, we present an approach to facilitate the annotation and the retrieval of the image documents. Our approach is based on the definition and the generation of semantic rules presented via the logic of predicates. Then, we proposed the classification of these rules by a method of clustering Fuzzy C-means. For this, we used the method of co-citation to calculate the similarity measure between...
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