BPCS steganography using EZW lossy compressed images.
Jeremiah SpauldingHideki NodaMahdad Nouri ShiraziEiji KawaguchiPublished in: Pattern Recognit. Lett. (2002)
Keyphrases
- compressed images
- image coder
- data embedding
- jpeg images
- image compression
- bitstream
- compression ratio
- visual quality
- compression algorithm
- data compression
- subband
- lossy compression
- reconstructed image
- discrete cosine transform
- entropy coding
- lossless compression
- dct domain
- secret data
- coding method
- compression scheme
- peak signal to noise ratio
- image coding
- wavelet transform
- low bit rate
- bit rate
- coding scheme
- rate distortion
- wavelet coefficients
- image quality
- macroblock
- image processing
- transform coefficients
- computational complexity