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Entropy of Graphical Passwords: Towards an Information-Theoretic Analysis of Face-Recognition Based Authentication.
Stefan Rass
David Schuller
Christian Kollmitzer
Published in:
Communications and Multimedia Security (2010)
Keyphrases
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face recognition
graphical password
graphical passwords
user authentication
face images
recognition rate
baroque music
information theoretic
mutual information
biometric authentication
feature extraction
principal component analysis
local binary pattern
security analysis
feature vectors