SooYeon Kim, Sunjin Yu, Kwangtaek Kim, Yuseok Ban, Sangyoun Lee. Face liveness detection using variable focusing. In Julian FiƩrrez, Ajay Kumar, Mayank Vatsa, Raymond N. J. Veldhuis, Javier Ortega-Garcia, editors, International Conference on Biometrics, ICB 2013, 4-7 June, 2013, Madrid, Spain. pages 1-6, IEEE, 2013. [doi]
Abstract is missing.