task_categories:video-classification license:cc-by-4.0 size_categories:n<1K modality:video library:datasets library:mlcroissant region:us ibeta-level-1 ibeta-certification presentation-attack-detection liveness-detection face-anti-spoofing paper-mask-attack replay-attack spoofing-dataset biometric-security pad-dataset ibeta-dataset anti-spoofing-dataset face-liveness presentation-attack biometric-authentication