Enhanced reversible data hiding scheme for homomorphic encrypted absolute moment block truncation coding-compressed images.
Rupali BhardwajPublished in: J. Electronic Imaging (2019)
Keyphrases
- block truncation coding
- compressed images
- data hiding
- image compression
- reversible data hiding
- image quality
- visual quality
- error correction
- discrete cosine transform
- compression ratio
- data embedding
- spatial domain
- compression scheme
- locally adaptive
- blocking artifacts
- video sequences
- compression algorithm
- dct domain
- bit planes
- compressed domain
- peak signal to noise ratio
- image denoising
- frequency domain
- image data