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attack type recognition 1face anti-spoofing 1multimodal large language models 1reasoning 1spoof region localization 1

From the 1 of 1 linked paper with an AI index.

collaborators

1 paper

cs.CV2026

FAS-R1: A Unified Multi-Task MLLM for Reasoning Face Anti-Spoofing

Hongyang Wang, Yichen Shi, Hongrui Li +3

The paper introduces FAS-R1, a two‑stage multimodal large language model that simultaneously classifies face authenticity, identifies attack types, and localizes spoof regions, usi…