A minimum distortion data hiding technique for compressed images.
Cagatay CandanNikil JayantPublished in: IEEE Workshop on Multimedia Signal Processing (2002)
Keyphrases
- compressed images
- data embedding
- data hiding
- embedding capacity
- visual quality
- secret data
- block truncation coding
- image compression
- jpeg compressed images
- high capacity
- spatial domain
- error correction
- image quality
- dct domain
- reconstructed image
- peak signal to noise ratio
- spread spectrum
- reversible data hiding
- jpeg images
- compression ratio
- bitstream
- discrete cosine transform
- information hiding
- compressed domain
- high frequency