On the modeling of DCT and subband image data for compression.
Keith A. BirneyThomas R. FischerPublished in: IEEE Trans. Image Process. (1995)
Keyphrases
- subband
- image compression
- wavelet coding
- filter bank
- image data
- wavelet transform
- discrete cosine transform
- compression ratio
- wavelet coefficients
- bit rate
- multiresolution
- compression scheme
- compression algorithm
- high frequency
- transform coefficients
- adaptive quantization
- frequency domain
- low bit rate
- subband coding
- reconstructed image
- wavelet filters
- image coding
- scalar quantization
- wavelet decomposition
- image quality
- subband decomposition
- wavelet domain
- locally adaptive
- discrete wavelet transform
- lossless compression
- low pass
- image coder
- video signals
- bit allocation
- lattice vector quantization
- lossy compression
- compressed images
- feature vectors
- reconstruction error
- transform coding
- energy compaction
- wavelet subbands
- visual quality
- coding gain
- rate distortion
- perfect reconstruction
- spatial domain
- coding method
- dct coefficients
- shape coding
- multiscale
- feature selection