DCT Watermarking Technique Using Image Normalization.
Ahmed Al-GindyAmaia Méndez ZorrillaBassam BeyroutiPublished in: DeSE (2015)
Keyphrases
- image normalization
- watermarking technique
- digital watermark
- watermark detection
- watermark embedding
- compressed domain
- digital images
- copyright protection
- geometric distortions
- watermarking scheme
- data hiding
- digital watermarking
- dct coefficients
- watermarking algorithm
- cover image
- image watermarking
- spread spectrum
- discrete cosine transform
- watermarked image
- dct domain
- spatial domain
- jpeg images
- digital image watermarking
- jpeg compression
- image compression
- transform domain
- moment invariants
- lossy compression
- motion vectors
- error correction
- digital content
- wavelet domain
- bitstream
- image processing
- empirical mode decomposition
- human visual system
- signal processing
- feature vectors
- multiscale