High capacity lossless data hiding based on integer wavelet transform.
Guorong XuanYun Q. ShiZhicheng NiJidong ChenChengyun YangYizhan ZhenJunxiang ZhengPublished in: ISCAS (2) (2004)
Keyphrases
- high capacity
- data hiding
- integer wavelet transform
- lossy compression
- cover image
- lossless compression
- data embedding
- error correction
- reversible data hiding
- spatial domain
- image authentication
- image coding
- hash functions
- information hiding
- watermarking technique
- jpeg images
- digital watermarking
- secret data
- discrete wavelet transform
- image compression
- halftone images
- compression ratio
- feature extraction
- inter frame
- motion estimation