Increasing compression of JPEG images using steganography.
Reza JafariDjemel ZiouAbdelhamid MammeriPublished in: ROSE (2011)
Keyphrases
- jpeg images
- compression algorithm
- information hiding
- file size
- discrete cosine transform
- compressed images
- jpeg compression
- lossy compression
- compression ratio
- spatial domain
- dct coefficients
- data hiding
- image compression
- compressed domain
- high quality
- watermark embedding
- low bit rate
- dct domain
- reconstructed image
- feature space