A robust blind color image watermarking based on wavelet-tree bit host difference selection.
Hazem Munawer Al-OtumNedal Abdul SamaraPublished in: Signal Process. (2010)
Keyphrases
- image watermarking
- spread spectrum
- geometric distortions
- wavelet tree
- geometric attacks
- jpeg compression
- discrete wavelet transform
- additive noise
- watermarking algorithm
- color images
- watermarking technique
- copyright protection
- watermark embedding
- watermark detection
- digital watermarking
- gray level
- digital images
- multiscale