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Beyond the Pixel World: A Novel Acoustic-Based Face Anti-Spoofing System for Smartphones.
Chenqi Kong
Kexin Zheng
Shiqi Wang
Anderson Rocha
Haoliang Li
Published in:
IEEE Trans. Inf. Forensics Secur. (2022)
Keyphrases
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liveness detection
mobile devices
biometric systems
face images
human faces
face verification
recognition algorithm
intensity values
source localization
input image
mobile applications
facial expressions
facial images
image pixels
visible light
underwater acoustic