Wizard-of-Oz Data Collection for Perception and Interaction in Multi-User Environments. - Petra-Maria Strauß; Holger Hoffmann; Wolfgang Minker; Heiko Neumann; Günther Palm; Stefan Scherer; Friedhelm Schwenker; Harald C. Traue; Welf Walter; Ulrich Weidenbacher (LREC, 2006)