Enhanced stego-image quality and embedding capacity for the partial reversible data hiding scheme.
Ching-Nung YangSong-Yu WuYung-Shun ChouCheonshik KimPublished in: Multim. Tools Appl. (2019)
Keyphrases
- embedding capacity
- reversible data hiding
- data hiding
- image quality
- stego image
- pixel values
- visual quality
- high capacity
- cover image
- error correction
- secret data
- prediction algorithm
- image data
- spread spectrum
- bit rate
- reconstructed image
- spatial domain
- compression ratio
- human visual system
- coding method
- halftone images
- signal processing