Perceptual Image Hashing Based on Shape Contexts and Local Feature Points.
Xudong LvZ. Jane WangPublished in: IEEE Trans. Inf. Forensics Secur. (2012)
Keyphrases
- feature points
- affine transformation
- image sequences
- point correspondences
- feature detectors
- pose estimation
- feature descriptors
- image features
- image analysis
- input image
- facial features
- shape context
- image segmentation
- viewpoint
- image matching
- image content
- image regions
- segmentation method
- face images
- shape descriptors
- shape matching
- high resolution
- multiscale