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The BETSY project focuses on the seamless adaptation of multimedia streams on wireless hand-held devices to fluctuating network conditions and available terminal resources. Consequently, the user can enjoy true multimedia experiences with freedom of movement in a networked home or at any hot-spot. A stream model is developed during the project to optimize the energy consumption and satisfy the timeliness constraints and optimize the energy consumption. The project is in its first 8 months. The initial stream model that is the basis of further work is described and motivated.
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