Neighboring joint density-based JPEG steganalysis.
Qingzhong LiuAndrew H. SungMengyu QiaoPublished in: ACM Trans. Intell. Syst. Technol. (2011)
Keyphrases
- jpeg images
- bit plane
- discrete cosine transform
- compression algorithm
- image compression
- compressed images
- image coding
- outlier detection
- data hiding
- dct coefficients
- jpeg compression
- clustering method
- compressed domain
- low bit rate
- expert group
- clustering algorithm
- anomaly detection
- information hiding
- lossy compression
- coding method
- spatial domain
- probability model
- dct domain
- subspace clustering
- rate distortion
- spatial clustering
- density based clustering
- post processing
- image content analysis