Improving stego image quality in image interpolation based data hiding.
Ching-Nung YangShen-Chieh HsuCheonshik KimPublished in: Comput. Stand. Interfaces (2017)
Keyphrases
- data hiding
- image interpolation
- image quality
- stego image
- embedding capacity
- lossy compression
- error diffusion
- error correction
- reversible data hiding
- halftone images
- high capacity
- spatial domain
- high quality
- visual quality
- locally adaptive
- spread spectrum
- data embedding
- information hiding
- image data
- human visual system
- compression ratio
- bit rate
- secret data
- reconstructed image
- quality assessment
- watermarking technique
- jpeg images
- cover image
- secret message
- transform domain
- frequency domain
- peak signal to noise ratio