Jari Hannuksela Mark Barnard Pekka Sangi Janne Heikkilä Adaptive Motion-Based Gesture Recognition Interface for Mobile Phones. 271-280 2008 ICVS http://dx.doi.org/10.1007/978-3-540-79547-6_26 conf/icvs/2008 db/conf/icvs/icvs2008.html#HannukselaBSH08