Adaptive sub-band DCT coding for HDTV signal transmission.
Kazunari IrieRyozo KishimotoPublished in: Signal Process. Image Commun. (1990)
Keyphrases
- wavelet subbands
- subband
- video signals
- transform coefficients
- energy compaction
- image compression
- wavelet coding
- filter bank
- coding gain
- wavelet transform
- high frequency
- frequency domain
- multiresolution
- wavelet coefficients
- subband coding
- discrete cosine transform
- locally adaptive
- feature vectors
- wavelet decomposition
- bit rate
- low frequency
- wavelet packet
- wavelet domain
- transform coding
- discrete wavelet transform
- low pass
- image coding
- perfect reconstruction
- modulation scheme
- frequency band
- image coder
- contourlet transform
- blocking artifacts
- multiscale
- compressed images
- low bit rate
- reconstructed image
- visual quality
- coding method
- rate control
- scalable video
- video quality
- spatial domain
- compression algorithm
- coding scheme
- image data
- image processing
- significant bit