G$^2$V$^2$former: Graph Guided Video Vision Transformer for Face
Anti-Spoofing
G$^2$V$^2$former: Graph Guided Video Vision Transformer for Face
Anti-Spoofing
In videos containing spoofed faces, we may uncover the spoofing evidence based on either photometric or dynamic abnormality, even a combination of both. Prevailing face anti-spoofing (FAS) approaches generally concentrate on the single-frame scenario, however, purely photometric-driven methods overlook the dynamic spoofing clues that may be exposed over time. This …