Reversible data hiding for JPEG images employing all quantized non-zero AC coefficients.
Yanjun LiuChin-Chen ChangPublished in: Displays (2018)
Keyphrases
- jpeg images
- data hiding
- reversible data hiding
- dct coefficients
- error correction
- information hiding
- pixel values
- spatial domain
- lossy compression
- discrete cosine transform
- dct domain
- compression algorithm
- wavelet coefficients
- jpeg compression
- watermarking technique
- high resolution
- multiscale
- compressed domain
- video analysis
- post processing
- digital images
- computational complexity