Semi-fragile self-recoverable watermarking scheme for face image protection.
Chunlei LiRuimin YangZhoufeng LiuJianjun LiZhenduo GuoPublished in: Comput. Electr. Eng. (2016)
Keyphrases
- face images
- watermarking scheme
- semi fragile
- face recognition
- image authentication
- watermarking algorithm
- jpeg compression
- facial expressions
- tamper detection
- principal component analysis
- digital watermarking
- low resolution
- feature vectors
- high resolution
- spread spectrum
- error correction
- feature extraction
- copyright protection
- training set
- input image
- watermarking method
- test images
- watermarking technique
- watermark embedding
- digital images
- image features
- feature selection