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Local Ordinal Contrast Pattern histograms for spatiotemporal, lip-based speaker authentication.
Budhaditya Goswami
Chi-Ho Chan
Josef Kittler
Bill Christmas
Published in:
BTAS (2010)
Keyphrases
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pattern matching
spatial and temporal
space time
authentication scheme
biometric authentication
binary patterns
moving objects
facial expressions
security analysis
speaker verification
image authentication
identity management
identity authentication
prosodic features
fragile watermarking