rPPG deepfake detectors track high-frequency artifacts, not pulse
Chrominance traces hit AUC 0.998 on talking-face forgeries, and Celeb-DF splits leak identities into the test set.
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Stories tagged #faceforensics
Federated deepfake Grad-CAM faithfulness collapses at extreme heterogeneity
An EfficientNet-B4 on FaceForensics++ matches a centralized baseline until client data is extremely non-IID, when explanations turn misleading.
Adaptive Gated Deepfake Detection for Low-Resolution and Resource-Constrained Environments
AdaGate-DF routes deepfake detection by image quality through dual multi-exit gates, hitting 0.9370 AUC on Celeb-DF with low inference latency.