Fraunhofer Institute for Computer Graphics Research IGD, Darmstadt, Germany; Mathematical and Applied Visual Computing, TU Darmstadt, Darmstadt, Germany
Meiling Fang, Naser Damer, Florian Kirchbuchner, Arjan Kuijper
Learnable Multi-Level Frequency Decomposition and Hierarchical Attention Mechanism for Generalized Face Presentation Attack Detection