From May 05 to May 08, 2009, the Dagstuhl Seminar 09192 "From Quality of Service to Quality of Experience " was held in Schloss Dagstuhl-Leibniz Center for Informatics. The notion of Quality of Service has served as a central research topic in communication networks for more than a decade, however, usually starting from a rather technical view on service quality. Therefore, recently the notion of Quality of Experience has emerged, redirecting the focus towards the end user and trying to

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... her subjective experience gained from using a service. The goal of this Dagstuhl seminar is to discuss this important paradigm shift in an interdisciplinary international community of key researchers, to investigate innovative research methodologies and to deepen the scientific understanding of this topic which is highly relevant for the economic success of future mobile and fixed communication services.