Spoofed replay attack detection by Multidimensional Fourier transform on facial micro-expression regions.
Dhiman KarmakarRajib SarkarMadhura DattaPublished in: Signal Process. Image Commun. (2021)
Keyphrases
- fourier transform
- attack detection
- frequency domain
- multistage
- signal processing
- intrusion detection system
- fourier domain
- facial animation
- fast fourier transform
- fourier coefficients
- face recognition
- intrusion detection
- anomaly detection
- computational intelligence
- collaborative filtering
- facial features
- network security
- input image
- discrete fourier transform
- facial expressions
- multiresolution
- polar coordinates
- pattern recognition
- image processing
- facial surface