Keyphrases
- digital images
- data hiding
- watermarking technique
- data hiding scheme
- secret data
- secret message
- data embedding
- least significant bit
- reversible data hiding
- high capacity
- error correction
- embedded image
- copyright protection
- information hiding
- spatial domain
- digital watermarking
- spread spectrum
- embedding capacity
- cover image
- palette images
- quantization index modulation
- tamper detection
- watermark detection
- image watermarking
- watermarked image
- jpeg images
- watermark extraction
- black and white
- motion estimation