Lukowicz, PaulPirkl, GeraldBannach, DavidWagner, F.Calatroni, AlbertoFörster, KillianHolleczek, ThomasRossi, MircoRoggen, DanielTröster, GerhardDoppler, J.Holzmann, C.Riener, A.Ferscha, AloisChavarriaga, Ricardo2010-02-042010-02-042010-02-042010https://infoscience.epfl.ch/handle/20.500.14299/46431[Opportunity]Recording a complex, multi modal activity data set for context recogntiontext::conference output::conference paper not in proceedings