Ebrahimi, Touradj2010-03-112010-03-112010-03-11200910.1145/1631272.1631275https://infoscience.epfl.ch/handle/20.500.14299/48026This talk starts by defining what is Quality of Experience. It then provides an overview of state of the art in Quality of Experience in multimedia systems. It will finally conclude by presenting challenges and trends that need to be further addressed.QoEQoSquality of experiencequality of servicetext::conference output::conference proceedings::conference paper