Predictive quad-tree expansion technique for image compression in wavelet transform domain.
Xiaodong LiEzzatollah SalariPublished in: J. Electronic Imaging (2004)
Keyphrases
- transform domain
- quadtree
- image compression
- image coder
- wavelet transform
- multiresolution
- macroblock
- spatial domain
- discrete cosine transform
- transform coefficients
- subband
- transform coding
- wavelet coefficients
- data structure
- wavelet packet
- vector quantization
- bit plane
- image coding
- image representation
- compression ratio
- frequency domain
- wavelet decomposition
- entropy coding
- inter frame
- dct domain
- multiscale
- hadamard transform
- wavelet filters
- block dct
- distributed video coding
- tree structure
- bit allocation
- low bit rate
- reconstructed image
- computer vision
- quad trees
- compressed images
- compression algorithm
- coding scheme
- filter bank
- video codec
- dct coefficients
- denoising
- similarity measure