Zahen Malla Osman

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—The study and characterization of user behavior in the context of human computer interaction allows us to improve the design of interactive applications. Using certain sensors to analyze user behavior such as an eye tracking system can be intrusive and uncomfortable. In this paper, we report on an experiment to determine the minimum field of view that(More)
—In this paper, we describe a video based, text free, online forum called xSL Forum. The aim of this work is to provide a tool for signing deaf people, allowing them to communicate using sign language(s). In contrast to the widely used, real time, video chat system, xSL Forum does not require people to be present at the same moment, facing their webcam, in(More)
Nous décrivons la conception d'un forum en ligne, dont l'originalité est de n'utiliser que la vidéo comme modalité de communication. Le but de ce travail est de fournir une version, accessible aux personnes signantes, d'un espace d'échange largement plébiscité par les utilisateurs du web. Complémentaire du système de chat vidéo (en temps réel), le Forum LSF(More)
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