Constrained quantization based transform domain down-conversion for image compression.
Shuyuan ZhuLiaoyuan ZengBing ZengJiantao ZhouPublished in: ISCAS (2016)
Keyphrases
- transform domain
- image compression
- transform coefficients
- entropy coding
- discrete cosine transform
- transform coding
- spatial domain
- bit plane
- image coder
- vector quantization
- subband
- reconstructed image
- compression scheme
- spread spectrum
- dct domain
- image processing
- compression algorithm
- hadamard transform
- wavelet transform
- video codec
- compression ratio
- distributed video coding
- stereo image coding
- wyner ziv video coding
- robust watermarking scheme
- image blocks
- dct coefficients
- frequency domain
- compressed images
- macroblock
- bit rate
- blind watermarking
- wavelet packet
- data compression
- image coding
- image quality