A Novel Reversible Data Hiding Scheme for Encrypted VQ-Compressed Image.
Yujie FuDongsheng PengHeng YaoChuan QinPublished in: ICAIS (3) (2019)
Keyphrases
- compressed images
- compression rate
- image compression
- visual quality
- reversible data hiding
- compression ratio
- locally adaptive
- vector quantization
- reconstructed image
- blocking artifacts
- data hiding
- discrete cosine transform
- data embedding
- bitstream
- dct domain
- image quality
- compressed domain
- subband
- jpeg compressed images
- dct coefficients
- lossy compression
- peak signal to noise ratio
- error concealment
- high frequency