Imperceptible Image Authentication Using Wavelets.
Anirban GoswamiNabin GhoshalPublished in: Int. J. Netw. Secur. (2016)
Keyphrases
- image authentication
- jpeg compression
- watermarking scheme
- copyright protection
- watermarking algorithm
- signal processing
- multiresolution
- wavelet transform
- watermarking technique
- digital watermarking
- discrete wavelet transform
- image compression
- digital images
- public key
- gaussian noise
- image watermarking
- semi fragile watermarking
- additive noise
- multiscale
- dct coefficients
- authentication scheme
- feature extraction
- data hiding
- image processing
- wavelet domain
- error correction
- wavelet decomposition
- lossy compression
- watermarked image
- information hiding
- image content
- watermark embedding
- peak signal to noise ratio
- jpeg images
- digital signature
- spread spectrum
- lifting scheme
- high frequency
- image quality