A Novel Gain Invariant Quantization-Based Watermarking Approach.
Mohsen ZareianHamid Reza TohidypourPublished in: IEEE Trans. Inf. Forensics Secur. (2014)
Keyphrases
- digital images
- watermark embedding
- watermarking scheme
- image watermarking
- watermarking algorithm
- affine transformation
- spread spectrum
- affine invariant
- quantization error
- image authentication
- image normalization
- digital image watermarking
- fragile watermarking
- geometric transformations
- moment invariants
- data hiding
- color quantization
- quantization scheme
- digital image watermarking scheme