A Novel Hybrid Watermarking scheme with Image authentication based on frequency domain, 2- Level SVD using chaotic map.
Shahzad AlamTanvir AhmadM. N. DojaPublished in: EAI Endorsed Trans. Energy Web (2021)
Keyphrases
- frequency domain
- image authentication
- watermarking scheme
- spatial domain
- jpeg compression
- digital watermarking
- copyright protection
- denoising
- watermarking algorithm
- singular value decomposition
- public key
- low frequency
- feature extraction
- subband
- watermarked image
- error correction
- geometric distortions
- image content
- watermarking technique
- dct coefficients
- spread spectrum
- wavelet domain
- wavelet transform
- multiscale