Dual Image-Based Dictionary Encoded Data Hiding in Spatial Domain.
Giridhar MajiSharmistha MandalSoumya SenPublished in: Int. J. Inf. Secur. Priv. (2020)
Keyphrases
- spatial domain
- data hiding
- frequency domain
- transform domain
- wavelet domain
- spread spectrum
- additive noise
- motion estimation
- high capacity
- reversible data hiding
- secret message
- information hiding
- sparse representation
- secret data
- watermarking technique
- data embedding
- jpeg images
- high quality
- halftone images
- feature extraction
- computer vision
- dct domain
- embedded image