SIFT features in semi-fragile video watermarks.
Stefan ThiemertMartin SteinebachPublished in: Media Forensics and Security (2010)
Keyphrases
- sift features
- semi fragile watermarking
- watermarking scheme
- image authentication
- semi fragile
- watermarking algorithm
- jpeg compression
- feature detection
- mean shift
- digital watermarking
- copyright protection
- watermarking method
- digital images
- multimedia
- video data
- keypoints
- visual features
- tamper detection
- visual words
- video sequences
- watermarking technique
- sift descriptors
- web images
- jpeg images
- spread spectrum
- scale invariant feature transform
- key frames
- visual information
- signal processing