Optimized LSB Matching Steganography Based on Fisher Information.
Yifeng SunDanmei NiuGuangming TangZhanzhan GaoPublished in: J. Multim. (2012)
Keyphrases
- fisher information
- data hiding
- data embedding
- information geometry
- least significant bit
- euclidean space
- secret message
- probability density function
- hidden information
- geodesic distance
- positive definite
- image matching
- information hiding
- projective transformations
- probability distribution
- estimation error
- noise level