A DCT Steganographic Classifier Based on Compressive Sensing.
Constantinos PatsakisNikolaos AroukatosPublished in: IIH-MSP (2011)
Keyphrases
- compressive sensing
- dct domain
- discrete cosine transform
- jpeg images
- spatial domain
- dct coefficients
- transform domain
- random projections
- image recovery
- sparse representation
- compressed domain
- image compression
- frequency domain
- compressive sampling
- image representation
- signal processing
- distributed source coding
- data hiding
- compressed images
- compression algorithm
- low bit rate
- compressed sensing
- dimensionality reduction
- cluster analysis
- principal component analysis
- motion estimation