A semi-fragile reversible watermarking method based on qdft and tamper ranking.
Junlin OuyangJingtao HuangXingzi WenPublished in: Multim. Tools Appl. (2024)
Keyphrases
- semi fragile
- watermarking method
- watermarking scheme
- watermarking algorithm
- tamper detection
- image authentication
- digital watermarking
- jpeg compression
- copyright protection
- data hiding
- jpeg images
- signal processing
- digital images
- watermarking technique
- spread spectrum
- watermark embedding
- discrete wavelet transform
- lossy compression
- pattern recognition
- highly robust
- image watermarking
- image quality