Perceptual data hiding in Tree Structured Haar transform domain.
Michela CancellaroMarco CarliKaren O. EgiazarianJaakko AstolaPublished in: Security, Steganography, and Watermarking of Multimedia Contents (2007)
Keyphrases
- transform domain
- data hiding
- spatial domain
- haar transform
- spread spectrum
- frequency domain
- wavelet domain
- secret message
- discrete cosine transform
- reversible data hiding
- dct domain
- tree structure
- motion estimation
- discrete wavelet transform
- information hiding
- dct coefficients
- data embedding
- watermarking technique
- bit plane
- distributed video coding
- block dct
- error correction
- jpeg images
- cover image
- secret data
- image blocks