Gesture-Based Communication in Human-Computer Interaction International Gesture Workshop, GW'99, Gif-sur-Yvette, France, March 17-19, 1999 Proceedings - Braffort, Annelies; Braffort, Annelies; Gherbi, Rachid; Gherbi, Rachid; Gibet, Sylvie; Gibet, Sylvie; Richardson, James; Richardson, James; Teil, Daniel; Teil, Daniel (Springer Berlin Heidelberg : Imprint: Springer, 1999)