Secret Key Estimation for Image Sequential Steganograph in Transform Domain.
Xiangyang LuoDaoshun WangPing WangFenlin LiuPublished in: GLOBECOM (2007)
Keyphrases
- transform domain
- secret message
- discrete cosine
- transform coefficients
- hadamard transform
- spatial domain
- image blocks
- estimation algorithm
- secret key
- robust watermarking scheme
- blind watermarking
- image data
- multiscale
- frequency domain
- data hiding
- image representation
- dct domain
- test images
- pseudorandom
- image compression
- secret data
- smart card
- motion estimation
- authentication scheme
- computational complexity
- similarity measure
- computer vision