Multiscale residual gradient attention for face anti-spoofing.
Shiwei ZhuShijun XiangPublished in: J. Vis. Commun. Image Represent. (2023)
Keyphrases
- multiscale
- multiscale analysis
- edge detection
- liveness detection
- biometric systems
- scale space
- human faces
- image processing
- face verification
- image representation
- wavelet transform
- facial expressions
- coarse to fine
- shape representation
- facial features
- natural images
- gradient direction
- face images
- visual attention
- facial images
- recognition algorithm
- wavelet decomposition
- focus of attention
- translation invariant
- single scale
- multiresolution