Volker Roth, Philipp Schmidt, Benjamin Güldenring. The IR ring: authenticating users touches on a multi-touch display. In Ken Perlin, Mary Czerwinski, Rob Miller, editors, Proceedings of the 23rd Annual ACM Symposium on User Interface Software and Technology, New York, NY, USA, October 3-6, 2010. pages 259-262, ACM, 2010. [doi]
Abstract is missing.