High capacity reversible data hiding scheme based upon discrete cosine transformation.
Yih-Kai LinPublished in: J. Syst. Softw. (2012)
Keyphrases
- high capacity
- reversible data hiding
- data hiding
- spatial domain
- data storage
- frequency domain
- dct coefficients
- information hiding
- jpeg images
- error correction
- wavelet domain
- data embedding
- transform domain
- additive noise
- watermarking technique
- halftone images
- image authentication
- compression algorithm
- secret data
- image compression