Wavelet based imperceptible medical image watermarking using spread-spectrum.
Basant KumarShishu Bind KumarDigvijay Singh ChauhanPublished in: TSP (2015)
Keyphrases
- image watermarking
- spread spectrum
- jpeg compression
- watermarking algorithm
- copyright protection
- wavelet domain
- watermarking technique
- data hiding
- watermarking scheme
- watermark detection
- discrete wavelet transform
- digital images
- digital watermarking
- multiresolution
- watermarked image
- geometric distortions
- wavelet transform
- spatial domain
- gaussian noise
- additive noise
- lossy compression
- image compression
- watermark embedding
- dct coefficients
- wavelet coefficients
- peak signal to noise ratio
- human visual system
- multimedia content
- multiscale