Separable data hiding in encrypted image based on compressive sensing and discrete fourier transform.
Xin LiaoKaide LiJiaojiao YinPublished in: Multim. Tools Appl. (2017)
Keyphrases
- compressive sensing
- data hiding
- discrete fourier transform
- frequency domain
- spatial domain
- fourier transform
- signal processing
- error correction
- random projections
- sparse representation
- image representation
- discrete cosine transform
- transform domain
- information hiding
- radon transform
- computer vision
- feature extraction
- rate distortion
- high quality
- face recognition