Steganography using wavelet compressed images.
Jeremiah SpauldingHideki NodaMahdad Nouri ShiraziMichiharu NiimiEiji KawaguchiPublished in: Security and Watermarking of Multimedia Contents (2001)
Keyphrases
- compressed images
- data embedding
- jpeg images
- image compression
- wavelet transform
- transform coding
- visual quality
- artifact reduction
- wavelet coefficients
- denoising
- information hiding
- multiscale
- compression ratio
- reconstructed image
- bitstream
- multiresolution
- discrete cosine transform
- secret data
- compressed domain
- wavelet domain
- blocking artifacts
- subband
- human visual system
- compression algorithm
- low bit rate
- dct domain
- coding scheme
- bit plane
- data hiding
- low frequency
- high capacity
- turbo codes
- distributed video coding
- image processing
- bit rate
- digital images
- preprocessing
- feature extraction