A semi-fragile lossless digital watermarking scheme based on integer wavelet transform.
Dekun ZouYun Q. ShiZhicheng NiPublished in: MMSP (2004)
Keyphrases
- integer wavelet transform
- image authentication
- watermarking scheme
- semi fragile
- watermarking algorithm
- jpeg compression
- lossy compression
- tamper detection
- digital watermarking
- lossless compression
- public key
- copyright protection
- watermarking technique
- error correction
- spread spectrum
- image content
- image compression
- discrete wavelet transform
- watermark embedding
- image watermarking
- image quality
- geometric distortions
- data hiding
- dct coefficients
- lifting scheme
- discrete cosine transform
- frequency domain
- subband
- bit rate