Hybrid semi-blind image watermarking in redundant wavelet domain.
Siddharth SinghVivek Singh RathoreRajiv SinghManoj Kumar SinghPublished in: Multim. Tools Appl. (2017)
Keyphrases
- wavelet domain
- image watermarking
- discrete wavelet transform
- watermarking algorithm
- image watermarking scheme
- wavelet coefficients
- denoising
- spatial domain
- spread spectrum
- jpeg compression
- wavelet transform
- human visual system
- multiscale
- image denoising
- multiresolution
- digital watermarking
- subband
- additive noise
- copyright protection
- high frequency
- watermark embedding
- image processing
- frequency domain
- low level
- geometric distortions
- high level
- feature vectors
- watermarked image
- natural images
- low frequency
- noisy images
- visual quality
- filter bank