Information theoretic bounds for data hiding in compressed images.
Mahalingam RamkumarAli N. AkansuPublished in: MMSP (1998)
Keyphrases
- information theoretic
- compressed images
- data hiding
- data embedding
- block truncation coding
- mutual information
- image compression
- error correction
- spatial domain
- secret data
- visual quality
- dct domain
- jpeg images
- reversible data hiding
- high capacity
- compression ratio
- reconstructed image
- cover image
- discrete cosine transform
- transform domain
- image quality
- compressed domain
- image registration
- image classification
- subband
- error diffusion
- motion estimation
- spatial resolution
- bitstream