Keyphrases
- jpeg images
- information hiding
- data hiding
- least significant bit
- hidden information
- secret information
- secret message
- spatial domain
- spread spectrum
- digital images
- compression algorithm
- data embedding
- discrete cosine transform
- error correction
- compressed images
- lossy compression
- remote sensing images
- multiresolution
- watermarking scheme
- secret data
- cover image
- high capacity
- image authentication
- transform domain
- jpeg compression
- low bit rate
- authentication scheme
- wireless channels
- compressed domain