JPEG-Compatibility Steganalysis Using Block-Histogram of Recompression Artifacts.
Jan KodovskýJessica J. FridrichPublished in: Information Hiding (2012)
Keyphrases
- jpeg images
- dct coefficients
- block boundaries
- discrete cosine transform
- data hiding
- compression algorithm
- compressed images
- reversible data hiding
- jpeg compression
- information hiding
- compressed domain
- high quality
- content aware
- blocking effect
- gray level
- dct domain
- spatial domain
- transform domain
- image compression
- low bit rate
- lossy compression
- image blocks
- coded images
- blocking artifacts
- watermarking algorithm
- reconstructed image
- feature vectors