Reinforcement fine-tuning of a 7B vision-language model with GRPO and task-specific rewards achieves state-of-the-art cross-domain face anti-spoofing and interpretable reasoning.
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Exploring Task-Solving Paradigm for Generalized Cross-Domain Face Anti-Spoofing via Reinforcement Fine-Tuning
Reinforcement fine-tuning of a 7B vision-language model with GRPO and task-specific rewards achieves state-of-the-art cross-domain face anti-spoofing and interpretable reasoning.