Computer Vision in Human-Computer Interaction ECCV 2006 Workshop on HCI, Graz, Austria, May 13, 2006. Proceedings - Huang, Thomas S.; Sebe, Nicu; Lew, Michael S.; Pavlović, Vladimir; Kölsch, Mathias; Galata, Aphrodite; Kisačanin, Branislav (Springer Berlin Heidelberg : Imprint: Springer, 2006)