Comparison between the Cosine and Hartley Based Naturalness Preserving Transforms for Image Watermarking and Data Hiding.
Ayman M. AhmedDwight D. DayPublished in: CRV (2004)
Keyphrases
- image watermarking
- spread spectrum
- data hiding
- watermarking technique
- lossy compression
- transform domain
- error correction
- spatial domain
- watermarked image
- watermarking algorithm
- digital images
- digital watermarking
- copyright protection
- jpeg compression
- watermark detection
- additive noise
- watermark embedding
- watermarking scheme
- high quality
- discrete wavelet transform