research DHU Domain-Hallucinated Updating for Multi-Domain Face Anti-spoofing (AAAI-2024) HPDR Rethinking Generalizable Face Anti-spoofing via Hierarchical Prototype-guided Distribution Refinement in Hyperbolic Space (CVPR-2024 Highlight) BEAR BEAR - A Video Dataset For Fine-grained Behaviors Recognition Oriented with Action and Environment Factors (ICME-2025)