Keyphrases
- data hiding
- data embedding
- lossy compression
- image compression
- spatial domain
- error correction
- wavelet domain
- wavelet transform
- spread spectrum
- secret data
- multiresolution
- high capacity
- information hiding
- data hiding scheme
- reversible data hiding
- lossless compression
- cover image
- watermarking technique
- locally adaptive
- image processing
- compressed images
- jpeg images
- halftone images
- motion estimation
- denoising
- compression ratio
- computer simulation
- wavelet coefficients
- image coding
- multipath
- compression scheme