Image compression based on the transform domain downward conversion.
Shuyuan ZhuZexiang MiaoBing ZengGuanghui LiuLiaoyuan ZengPublished in: DSP (2015)
Keyphrases
- transform domain
- image compression
- discrete cosine transform
- spatial domain
- vector quantization
- wavelet transform
- discrete cosine
- subband
- compression scheme
- hadamard transform
- image processing
- low bit rate
- compression algorithm
- reconstructed image
- transform coefficients
- frequency domain
- spread spectrum
- dct domain
- robust watermarking scheme
- blind watermarking
- video codec
- stereo image coding
- bit allocation
- compression ratio
- compressed images
- bit plane
- image blocks
- dct coefficients
- motion estimation
- macroblock
- transform coding
- wyner ziv video coding
- multiresolution
- video sequences
- multiscale